798 lines
55 KiB
C
798 lines
55 KiB
C
/*!
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\file gd32f3x0_rcu.h
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\brief definitions for the RCU
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\version 2017-06-06, V1.0.0, firmware for GD32F3x0
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\version 2019-06-01, V2.0.0, firmware for GD32F3x0
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*/
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/*
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Copyright (c) 2019, GigaDevice Semiconductor Inc.
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Redistribution and use in source and binary forms, with or without modification,
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are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice, this
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list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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3. Neither the name of the copyright holder nor the names of its contributors
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may be used to endorse or promote products derived from this software without
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specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
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OF SUCH DAMAGE.
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*/
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#ifndef GD32F3X0_RCU_H
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#define GD32F3X0_RCU_H
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#include "gd32f3x0.h"
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/* RCU definitions */
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#define RCU RCU_BASE
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/* registers definitions */
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#define RCU_CTL0 REG32(RCU + 0x00000000U) /*!< control register 0 */
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#define RCU_CFG0 REG32(RCU + 0x00000004U) /*!< configuration register 0 */
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#define RCU_INT REG32(RCU + 0x00000008U) /*!< interrupt register */
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#define RCU_APB2RST REG32(RCU + 0x0000000CU) /*!< APB2 reset register */
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#define RCU_APB1RST REG32(RCU + 0x00000010U) /*!< APB1 reset register */
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#define RCU_AHBEN REG32(RCU + 0x00000014U) /*!< AHB enable register */
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#define RCU_APB2EN REG32(RCU + 0x00000018U) /*!< APB2 enable register */
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#define RCU_APB1EN REG32(RCU + 0x0000001CU) /*!< APB1 enable register */
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#define RCU_BDCTL REG32(RCU + 0x00000020U) /*!< backup domain control register */
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#define RCU_RSTSCK REG32(RCU + 0x00000024U) /*!< reset source /clock register */
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#define RCU_AHBRST REG32(RCU + 0x00000028U) /*!< AHB reset register */
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#define RCU_CFG1 REG32(RCU + 0x0000002CU) /*!< configuration register 1 */
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#define RCU_CFG2 REG32(RCU + 0x00000030U) /*!< configuration register 2 */
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#define RCU_CTL1 REG32(RCU + 0x00000034U) /*!< control register 1 */
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#define RCU_ADDCTL REG32(RCU + 0x000000C0U) /*!< additional clock control register */
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#define RCU_ADDINT REG32(RCU + 0x000000CCU) /*!< additional clock interrupt register */
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#define RCU_ADDAPB1EN REG32(RCU + 0x000000F8U) /*!< APB1 additional enable register */
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#define RCU_ADDAPB1RST REG32(RCU + 0x000000FCU) /*!< APB1 additional reset register */
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#define RCU_VKEY REG32(RCU + 0x00000100U) /*!< voltage key register */
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#define RCU_DSV REG32(RCU + 0x00000134U) /*!< deep-sleep mode voltage register */
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/* bits definitions */
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/* RCU_CTL0 */
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#define RCU_CTL0_IRC8MEN BIT(0) /*!< internal high speed oscillator enable */
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#define RCU_CTL0_IRC8MSTB BIT(1) /*!< IRC8M high speed internal oscillator stabilization flag */
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#define RCU_CTL0_IRC8MADJ BITS(3,7) /*!< high speed internal oscillator clock trim adjust value */
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#define RCU_CTL0_IRC8MCALIB BITS(8,15) /*!< high speed internal oscillator calibration value register */
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#define RCU_CTL0_HXTALEN BIT(16) /*!< external high speed oscillator enable */
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#define RCU_CTL0_HXTALSTB BIT(17) /*!< external crystal oscillator clock stabilization flag */
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#define RCU_CTL0_HXTALBPS BIT(18) /*!< external crystal oscillator clock bypass mode enable */
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#define RCU_CTL0_CKMEN BIT(19) /*!< HXTAL clock monitor enable */
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#define RCU_CTL0_PLLEN BIT(24) /*!< PLL enable */
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#define RCU_CTL0_PLLSTB BIT(25) /*!< PLL clock stabilization flag */
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/* RCU_CFG0 */
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#define RCU_CFG0_SCS BITS(0,1) /*!< system clock switch */
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#define RCU_CFG0_SCSS BITS(2,3) /*!< system clock switch status */
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#define RCU_CFG0_AHBPSC BITS(4,7) /*!< AHB prescaler selection */
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#define RCU_CFG0_APB1PSC BITS(8,10) /*!< APB1 prescaler selection */
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#define RCU_CFG0_APB2PSC BITS(11,13) /*!< APB2 prescaler selection */
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#define RCU_CFG0_ADCPSC BITS(14,15) /*!< ADC clock prescaler selection */
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#define RCU_CFG0_PLLSEL BIT(16) /*!< PLL clock source selection */
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#define RCU_CFG0_PLLPREDV BIT(17) /*!< divider for PLL source clock selection */
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#define RCU_CFG0_PLLMF (BIT(27) | BITS(18,21)) /*!< PLL multiply factor */
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#define RCU_CFG0_USBFSPSC BITS(22,23) /*!< USBFS clock prescaler selection */
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#define RCU_CFG0_CKOUTSEL BITS(24,26) /*!< CK_OUT clock source selection */
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#define RCU_CFG0_PLLMF4 BIT(27) /*!< bit 4 of PLLMF */
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#define RCU_CFG0_CKOUTDIV BITS(28,30) /*!< CK_OUT divider which the CK_OUT frequency can be reduced */
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#define RCU_CFG0_PLLDV BIT(31) /*!< CK_PLL divide by 1 or 2 */
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/* RCU_INT */
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#define RCU_INT_IRC40KSTBIF BIT(0) /*!< IRC40K stabilization interrupt flag */
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#define RCU_INT_LXTALSTBIF BIT(1) /*!< LXTAL stabilization interrupt flag */
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#define RCU_INT_IRC8MSTBIF BIT(2) /*!< IRC8M stabilization interrupt flag */
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#define RCU_INT_HXTALSTBIF BIT(3) /*!< HXTAL stabilization interrupt flag */
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#define RCU_INT_PLLSTBIF BIT(4) /*!< PLL stabilization interrupt flag */
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#define RCU_INT_IRC28MSTBIF BIT(5) /*!< IRC28M stabilization interrupt flag */
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#define RCU_INT_CKMIF BIT(7) /*!< HXTAL clock stuck interrupt flag */
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#define RCU_INT_IRC40KSTBIE BIT(8) /*!< IRC40K stabilization interrupt enable */
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#define RCU_INT_LXTALSTBIE BIT(9) /*!< LXTAL stabilization interrupt enable */
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#define RCU_INT_IRC8MSTBIE BIT(10) /*!< IRC8M stabilization interrupt enable */
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#define RCU_INT_HXTALSTBIE BIT(11) /*!< HXTAL stabilization interrupt enable */
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#define RCU_INT_PLLSTBIE BIT(12) /*!< PLL stabilization interrupt enable */
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#define RCU_INT_IRC28MSTBIE BIT(13) /*!< IRC28M stabilization interrupt enable */
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#define RCU_INT_IRC40KSTBIC BIT(16) /*!< IRC40K stabilization interrupt clear */
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#define RCU_INT_LXTALSTBIC BIT(17) /*!< LXTAL stabilization interrupt clear */
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#define RCU_INT_IRC8MSTBIC BIT(18) /*!< IRC8M stabilization interrupt clear */
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#define RCU_INT_HXTALSTBIC BIT(19) /*!< HXTAL stabilization interrupt clear */
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#define RCU_INT_PLLSTBIC BIT(20) /*!< PLL stabilization interrupt clear */
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#define RCU_INT_IRC28MSTBIC BIT(21) /*!< IRC28M stabilization interrupt clear */
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#define RCU_INT_CKMIC BIT(23) /*!< HXTAL clock stuck interrupt clear */
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/* RCU_APB2RST */
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#define RCU_APB2RST_CFGRST BIT(0) /*!< system configuration reset */
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#define RCU_APB2RST_ADCRST BIT(9) /*!< ADC reset */
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#define RCU_APB2RST_TIMER0RST BIT(11) /*!< TIMER0 reset */
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#define RCU_APB2RST_SPI0RST BIT(12) /*!< SPI0 reset */
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#define RCU_APB2RST_USART0RST BIT(14) /*!< USART0 reset */
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#define RCU_APB2RST_TIMER14RST BIT(16) /*!< TIMER14 reset */
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#define RCU_APB2RST_TIMER15RST BIT(17) /*!< TIMER15 reset */
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#define RCU_APB2RST_TIMER16RST BIT(18) /*!< TIMER16 reset */
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/* RCU_APB1RST */
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#define RCU_APB1RST_TIMER1RST BIT(0) /*!< TIMER1 timer reset */
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#define RCU_APB1RST_TIMER2RST BIT(1) /*!< TIMER2 timer reset */
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#define RCU_APB1RST_TIMER5RST BIT(4) /*!< TIMER5 timer reset */
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#define RCU_APB1RST_TIMER13RST BIT(8) /*!< TIMER13 timer reset */
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#define RCU_APB1RST_WWDGTRST BIT(11) /*!< window watchdog timer reset */
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#define RCU_APB1RST_SPI1RST BIT(14) /*!< SPI1 reset */
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#define RCU_APB1RST_USART1RST BIT(17) /*!< USART1 reset */
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#define RCU_APB1RST_I2C0RST BIT(21) /*!< I2C0 reset */
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#define RCU_APB1RST_I2C1RST BIT(22) /*!< I2C1 reset */
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#define RCU_APB1RST_PMURST BIT(28) /*!< power control reset */
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#define RCU_APB1RST_DACRST BIT(29) /*!< DAC reset */
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#define RCU_APB1RST_CECRST BIT(30) /*!< HDMI CEC reset */
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/* RCU_AHBEN */
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#define RCU_AHBEN_DMAEN BIT(0) /*!< DMA clock enable */
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#define RCU_AHBEN_SRAMSPEN BIT(2) /*!< SRAM interface clock enable */
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#define RCU_AHBEN_FMCSPEN BIT(4) /*!< FMC clock enable */
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#define RCU_AHBEN_CRCEN BIT(6) /*!< CRC clock enable */
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#define RCU_AHBEN_USBFS BIT(12) /*!< USBFS clock enable */
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#define RCU_AHBEN_PAEN BIT(17) /*!< GPIO port A clock enable */
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#define RCU_AHBEN_PBEN BIT(18) /*!< GPIO port B clock enable */
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#define RCU_AHBEN_PCEN BIT(19) /*!< GPIO port C clock enable */
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#define RCU_AHBEN_PDEN BIT(20) /*!< GPIO port D clock enable */
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#define RCU_AHBEN_PFEN BIT(22) /*!< GPIO port F clock enable */
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#define RCU_AHBEN_TSIEN BIT(24) /*!< TSI clock enable */
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/* RCU_APB2EN */
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#define RCU_APB2EN_CFGCMPEN BIT(0) /*!< system configuration and comparator clock enable */
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#define RCU_APB2EN_ADCEN BIT(9) /*!< ADC interface clock enable */
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#define RCU_APB2EN_TIMER0EN BIT(11) /*!< TIMER0 timer clock enable */
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#define RCU_APB2EN_SPI0EN BIT(12) /*!< SPI0 clock enable */
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#define RCU_APB2EN_USART0EN BIT(14) /*!< USART0 clock enable */
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#define RCU_APB2EN_TIMER14EN BIT(16) /*!< TIMER14 timer clock enable */
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#define RCU_APB2EN_TIMER15EN BIT(17) /*!< TIMER15 timer clock enable */
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#define RCU_APB2EN_TIMER16EN BIT(18) /*!< TIMER16 timer clock enable */
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/* RCU_APB1EN */
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#define RCU_APB1EN_TIMER1EN BIT(0) /*!< TIMER1 timer clock enable */
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#define RCU_APB1EN_TIMER2EN BIT(1) /*!< TIMER2 timer clock enable */
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#define RCU_APB1EN_TIMER5EN BIT(4) /*!< TIMER5 timer clock enable */
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#define RCU_APB1EN_TIMER13EN BIT(8) /*!< TIMER13 timer clock enable */
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#define RCU_APB1EN_WWDGTEN BIT(11) /*!< window watchdog timer clock enable */
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#define RCU_APB1EN_SPI1EN BIT(14) /*!< SPI1 clock enable */
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#define RCU_APB1EN_USART1EN BIT(17) /*!< USART1 clock enable */
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#define RCU_APB1EN_I2C0EN BIT(21) /*!< I2C0 clock enable */
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#define RCU_APB1EN_I2C1EN BIT(22) /*!< I2C1 clock enable */
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#define RCU_APB1EN_PMUEN BIT(28) /*!< power interface clock enable */
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#define RCU_APB1EN_DACEN BIT(29) /*!< DAC interface clock enable */
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#define RCU_APB1EN_CECEN BIT(30) /*!< HDMI CEC interface clock enable */
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/* RCU_BDCTL */
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#define RCU_BDCTL_LXTALEN BIT(0) /*!< LXTAL enable */
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#define RCU_BDCTL_LXTALSTB BIT(1) /*!< external low-speed oscillator stabilization */
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#define RCU_BDCTL_LXTALBPS BIT(2) /*!< LXTAL bypass mode enable */
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#define RCU_BDCTL_LXTALDRI BITS(3,4) /*!< LXTAL drive capability */
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#define RCU_BDCTL_RTCSRC BITS(8,9) /*!< RTC clock entry selection */
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#define RCU_BDCTL_RTCEN BIT(15) /*!< RTC clock enable */
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#define RCU_BDCTL_BKPRST BIT(16) /*!< backup domain reset */
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/* RCU_RSTSCK */
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#define RCU_RSTSCK_IRC40KEN BIT(0) /*!< IRC40K enable */
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#define RCU_RSTSCK_IRC40KSTB BIT(1) /*!< IRC40K stabilization */
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#define RCU_RSTSCK_V12RSTF BIT(23) /*!< V12 domain power reset flag */
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#define RCU_RSTSCK_RSTFC BIT(24) /*!< reset flag clear */
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#define RCU_RSTSCK_OBLRSTF BIT(25) /*!< option byte loader reset flag */
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#define RCU_RSTSCK_EPRSTF BIT(26) /*!< external pin reset flag */
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#define RCU_RSTSCK_PORRSTF BIT(27) /*!< power reset flag */
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#define RCU_RSTSCK_SWRSTF BIT(28) /*!< software reset flag */
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#define RCU_RSTSCK_FWDGTRSTF BIT(29) /*!< free watchdog timer reset flag */
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#define RCU_RSTSCK_WWDGTRSTF BIT(30) /*!< window watchdog timer reset flag */
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#define RCU_RSTSCK_LPRSTF BIT(31) /*!< low-power reset flag */
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/* RCU_AHBRST */
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#define RCU_AHBRST_USBFSRST BIT(12) /*!< USBFS reset */
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#define RCU_AHBRST_PARST BIT(17) /*!< GPIO port A reset */
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#define RCU_AHBRST_PBRST BIT(18) /*!< GPIO port B reset */
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#define RCU_AHBRST_PCRST BIT(19) /*!< GPIO port C reset */
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#define RCU_AHBRST_PDRST BIT(20) /*!< GPIO port D reset */
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#define RCU_AHBRST_PFRST BIT(22) /*!< GPIO port F reset */
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#define RCU_AHBRST_TSIRST BIT(24) /*!< TSI unit reset */
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/* RCU_CFG1 */
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#define RCU_CFG1_PREDV BITS(0,3) /*!< CK_HXTAL divider previous PLL */
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#define RCU_CFG1_PLLPRESEL BIT(30) /*!< PLL clock source preselection */
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#define RCU_CFG1_PLLMF5 BIT(31) /*!< bit 5 of PLLMF */
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/* RCU_CFG2 */
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#define RCU_CFG2_USART0SEL BITS(0,1) /*!< CK_USART0 clock source selection */
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#define RCU_CFG2_CECSEL BIT(6) /*!< CK_CEC clock source selection */
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#define RCU_CFG2_ADCSEL BIT(8) /*!< CK_ADC clock source selection */
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#define RCU_CFG2_IRC28MDIV BIT(16) /*!< CK_IRC28M divider 2 or not */
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#define RCU_CFG2_USBFSPSC2 BIT(30) /*!< bit 2 of USBFSPSC */
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#define RCU_CFG2_ADCPSC2 BIT(31) /*!< bit 2 of ADCPSC */
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/* RCU_CTL1 */
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#define RCU_CTL1_IRC28MEN BIT(0) /*!< IRC28M internal 28M RC oscillator enable */
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#define RCU_CTL1_IRC28MSTB BIT(1) /*!< IRC28M internal 28M RC oscillator stabilization flag */
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#define RCU_CTL1_IRC28MADJ BITS(3,7) /*!< internal 28M RC oscillator clock trim adjust value */
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#define RCU_CTL1_IRC28MCALIB BITS(8,15) /*!< internal 28M RC oscillator calibration value register */
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/* RCU_ADDCTL */
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#define RCU_ADDCTL_CK48MSEL BIT(0) /*!< 48M clock selection */
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#define RCU_ADDCTL_IRC48MEN BIT(16) /*!< IRC48M internal 48M RC oscillator enable */
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#define RCU_ADDCTL_IRC48MSTB BIT(17) /*!< internal 48M RC oscillator stabilization flag */
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#define RCU_ADDCTL_IRC48MCALIB BITS(24,31) /*!< internal 48M RC oscillator calibration value register */
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/* RCU_ADDINT */
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#define RCU_ADDINT_IRC48MSTBIF BIT(6) /*!< IRC48M stabilization interrupt flag */
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#define RCU_ADDINT_IRC48MSTBIE BIT(14) /*!< IRC48M stabilization interrupt enable */
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#define RCU_ADDINT_IRC48MSTBIC BIT(22) /*!< IRC48M stabilization interrupt clear */
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/* RCU_ADDAPB1EN */
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#define RCU_ADDAPB1EN_CTCEN BIT(27) /*!< CTC unit clock enable */
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/* RCU_ADDAPB1RST */
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#define RCU_ADDAPB1RST_CTCRST BIT(27) /*!< CTC unit reset */
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/* RCU_VKEY */
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#define RCU_VKEY_KEY BITS(0,31) /*!< key of RCU_DSV register */
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/* RCU_DSV */
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#define RCU_DSV_DSLPVS BITS(0,1) /*!< deep-sleep mode voltage select */
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/* constants definitions */
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/* define the peripheral clock enable bit position and its register index offset */
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#define RCU_REGIDX_BIT(regidx, bitpos) (((uint32_t)(regidx)<<6) | (uint32_t)(bitpos))
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#define RCU_REG_VAL(periph) (REG32(RCU + ((uint32_t)(periph)>>6)))
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#define RCU_BIT_POS(val) ((uint32_t)(val) & (uint32_t)0x0000001FU)
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/* define the voltage key unlock value */
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#define RCU_VKEY_UNLOCK ((uint32_t)0x1A2B3C4DU)
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/* register index */
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typedef enum
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{
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/* peripherals enable */
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IDX_AHBEN = ((uint32_t)0x00000014U),
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IDX_APB2EN = ((uint32_t)0x00000018U),
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IDX_APB1EN = ((uint32_t)0x0000001CU),
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IDX_ADDAPB1EN = ((uint32_t)0x000000F8U),
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/* peripherals reset */
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IDX_AHBRST = ((uint32_t)0x00000028U),
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IDX_APB2RST = ((uint32_t)0x0000000CU),
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IDX_APB1RST = ((uint32_t)0x00000010U),
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IDX_ADDAPB1RST = ((uint32_t)0x000000FCU),
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/* clock stabilization */
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IDX_CTL0 = ((uint32_t)0x00000000U),
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IDX_BDCTL = ((uint32_t)0x00000020U),
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IDX_CTL1 = ((uint32_t)0x00000034U),
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IDX_ADDCTL = ((uint32_t)0x000000C0U),
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/* peripheral reset */
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IDX_RSTSCK = ((uint32_t)0x00000024U),
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/* clock stabilization and stuck interrupt */
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IDX_INT = ((uint32_t)0x00000008U),
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IDX_ADDINT = ((uint32_t)0x000000CCU),
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/* configuration register */
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IDX_CFG0 = ((uint32_t)0x00000004U),
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IDX_CFG2 = ((uint32_t)0x00000030U)
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}reg_idx;
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/* peripheral clock enable */
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typedef enum
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{
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/* AHB peripherals */
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RCU_DMA = RCU_REGIDX_BIT(IDX_AHBEN, 0U), /*!< DMA clock */
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RCU_CRC = RCU_REGIDX_BIT(IDX_AHBEN, 6U), /*!< CRC clock */
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RCU_GPIOA = RCU_REGIDX_BIT(IDX_AHBEN, 17U), /*!< GPIOA clock */
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RCU_GPIOB = RCU_REGIDX_BIT(IDX_AHBEN, 18U), /*!< GPIOB clock */
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RCU_GPIOC = RCU_REGIDX_BIT(IDX_AHBEN, 19U), /*!< GPIOC clock */
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RCU_GPIOD = RCU_REGIDX_BIT(IDX_AHBEN, 20U), /*!< GPIOD clock */
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RCU_GPIOF = RCU_REGIDX_BIT(IDX_AHBEN, 22U), /*!< GPIOF clock */
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RCU_TSI = RCU_REGIDX_BIT(IDX_AHBEN, 24U), /*!< TSI clock */
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/* APB2 peripherals */
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RCU_CFGCMP = RCU_REGIDX_BIT(IDX_APB2EN, 0U), /*!< CFGCMP clock */
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RCU_ADC = RCU_REGIDX_BIT(IDX_APB2EN, 9U), /*!< ADC clock */
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RCU_TIMER0 = RCU_REGIDX_BIT(IDX_APB2EN, 11U), /*!< TIMER0 clock */
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RCU_SPI0 = RCU_REGIDX_BIT(IDX_APB2EN, 12U), /*!< SPI0 clock */
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RCU_USART0 = RCU_REGIDX_BIT(IDX_APB2EN, 14U), /*!< USART0 clock */
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RCU_TIMER14 = RCU_REGIDX_BIT(IDX_APB2EN, 16U), /*!< TIMER14 clock */
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RCU_TIMER15 = RCU_REGIDX_BIT(IDX_APB2EN, 17U), /*!< TIMER15 clock */
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RCU_TIMER16 = RCU_REGIDX_BIT(IDX_APB2EN, 18U), /*!< TIMER16 clock */
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/* APB1 peripherals */
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RCU_TIMER1 = RCU_REGIDX_BIT(IDX_APB1EN, 0U), /*!< TIMER1 clock */
|
|
RCU_TIMER2 = RCU_REGIDX_BIT(IDX_APB1EN, 1U), /*!< TIMER2 clock */
|
|
RCU_TIMER13 = RCU_REGIDX_BIT(IDX_APB1EN, 8U), /*!< TIMER13 clock */
|
|
RCU_WWDGT = RCU_REGIDX_BIT(IDX_APB1EN, 11U), /*!< WWDGT clock */
|
|
RCU_SPI1 = RCU_REGIDX_BIT(IDX_APB1EN, 14U), /*!< SPI1 clock */
|
|
RCU_USART1 = RCU_REGIDX_BIT(IDX_APB1EN, 17U), /*!< USART1 clock */
|
|
RCU_I2C0 = RCU_REGIDX_BIT(IDX_APB1EN, 21U), /*!< I2C0 clock */
|
|
RCU_I2C1 = RCU_REGIDX_BIT(IDX_APB1EN, 22U), /*!< I2C1 clock */
|
|
RCU_PMU = RCU_REGIDX_BIT(IDX_APB1EN, 28U), /*!< PMU clock */
|
|
#if defined(GD32F350)
|
|
RCU_DAC = RCU_REGIDX_BIT(IDX_APB1EN, 29U), /*!< DAC clock */
|
|
RCU_CEC = RCU_REGIDX_BIT(IDX_APB1EN, 30U), /*!< CEC clock */
|
|
RCU_TIMER5 = RCU_REGIDX_BIT(IDX_APB1EN, 4U), /*!< TIMER5 clock */
|
|
RCU_USBFS = RCU_REGIDX_BIT(IDX_AHBEN, 12U), /*!< USBFS clock */
|
|
#endif /* GD32F350 */
|
|
RCU_RTC = RCU_REGIDX_BIT(IDX_BDCTL, 15U), /*!< RTC clock */
|
|
|
|
/* RCU_ADDAPB1EN */
|
|
RCU_CTC = RCU_REGIDX_BIT(IDX_ADDAPB1EN, 27U) /*!< CTC clock */
|
|
}rcu_periph_enum;
|
|
|
|
/* peripheral clock enable when sleep mode*/
|
|
typedef enum
|
|
{
|
|
/* AHB peripherals */
|
|
RCU_SRAM_SLP = RCU_REGIDX_BIT(IDX_AHBEN, 2U), /*!< SRAM clock */
|
|
RCU_FMC_SLP = RCU_REGIDX_BIT(IDX_AHBEN, 4U), /*!< FMC clock */
|
|
}rcu_periph_sleep_enum;
|
|
|
|
/* peripherals reset */
|
|
typedef enum
|
|
{
|
|
/* AHB peripherals reset */
|
|
RCU_GPIOARST = RCU_REGIDX_BIT(IDX_AHBRST, 17U), /*!< GPIOA reset */
|
|
RCU_GPIOBRST = RCU_REGIDX_BIT(IDX_AHBRST, 18U), /*!< GPIOB reset */
|
|
RCU_GPIOCRST = RCU_REGIDX_BIT(IDX_AHBRST, 19U), /*!< GPIOC reset */
|
|
RCU_GPIODRST = RCU_REGIDX_BIT(IDX_AHBRST, 20U), /*!< GPIOD reset */
|
|
RCU_GPIOFRST = RCU_REGIDX_BIT(IDX_AHBRST, 22U), /*!< GPIOF reset */
|
|
RCU_TSIRST = RCU_REGIDX_BIT(IDX_AHBRST, 24U), /*!< TSI reset */
|
|
|
|
/* APB2 peripherals reset */
|
|
RCU_CFGCMPRST = RCU_REGIDX_BIT(IDX_APB2RST, 0U), /*!< CFGCMP reset */
|
|
RCU_ADCRST = RCU_REGIDX_BIT(IDX_APB2RST, 9U), /*!< ADC reset */
|
|
RCU_TIMER0RST = RCU_REGIDX_BIT(IDX_APB2RST, 11U), /*!< TIMER0 reset */
|
|
RCU_SPI0RST = RCU_REGIDX_BIT(IDX_APB2RST, 12U), /*!< SPI0 reset */
|
|
RCU_USART0RST = RCU_REGIDX_BIT(IDX_APB2RST, 14U), /*!< USART0 reset */
|
|
RCU_TIMER14RST = RCU_REGIDX_BIT(IDX_APB2RST, 16U), /*!< TIMER14 reset */
|
|
RCU_TIMER15RST = RCU_REGIDX_BIT(IDX_APB2RST, 17U), /*!< TIMER15 reset */
|
|
RCU_TIMER16RST = RCU_REGIDX_BIT(IDX_APB2RST, 18U), /*!< TIMER16 reset */
|
|
|
|
/* APB1 peripherals reset */
|
|
RCU_TIMER1RST = RCU_REGIDX_BIT(IDX_APB1RST, 0U), /*!< TIMER1 reset */
|
|
RCU_TIMER2RST = RCU_REGIDX_BIT(IDX_APB1RST, 1U), /*!< TIMER2 reset */
|
|
RCU_TIMER13RST = RCU_REGIDX_BIT(IDX_APB1RST, 8U), /*!< TIMER13 reset */
|
|
RCU_WWDGTRST = RCU_REGIDX_BIT(IDX_APB1RST, 11U), /*!< WWDGT reset */
|
|
RCU_SPI1RST = RCU_REGIDX_BIT(IDX_APB1RST, 14U), /*!< SPI1 reset */
|
|
RCU_USART1RST = RCU_REGIDX_BIT(IDX_APB1RST, 17U), /*!< USART1 reset */
|
|
RCU_I2C0RST = RCU_REGIDX_BIT(IDX_APB1RST, 21U), /*!< I2C0 reset */
|
|
RCU_I2C1RST = RCU_REGIDX_BIT(IDX_APB1RST, 22U), /*!< I2C1 reset */
|
|
RCU_PMURST = RCU_REGIDX_BIT(IDX_APB1RST, 28U), /*!< PMU reset */
|
|
#if defined(GD32F350)
|
|
RCU_DACRST = RCU_REGIDX_BIT(IDX_APB1RST, 29U), /*!< DAC reset */
|
|
RCU_CECRST = RCU_REGIDX_BIT(IDX_APB1RST, 30U), /*!< CEC reset */
|
|
RCU_TIMER5RST = RCU_REGIDX_BIT(IDX_APB1RST, 4U), /*!< TIMER5 reset */
|
|
RCU_USBFSRST = RCU_REGIDX_BIT(IDX_AHBRST, 12U), /*!< USBFS reset */
|
|
#endif /* GD32F350 */
|
|
/* RCU_ADDAPB1RST */
|
|
RCU_CTCRST = RCU_REGIDX_BIT(IDX_ADDAPB1RST, 27U), /*!< CTC reset */
|
|
}rcu_periph_reset_enum;
|
|
|
|
/* clock stabilization and peripheral reset flags */
|
|
typedef enum
|
|
{
|
|
RCU_FLAG_IRC40KSTB = RCU_REGIDX_BIT(IDX_RSTSCK, 1U), /*!< IRC40K stabilization flags */
|
|
RCU_FLAG_LXTALSTB = RCU_REGIDX_BIT(IDX_BDCTL, 1U), /*!< LXTAL stabilization flags */
|
|
RCU_FLAG_IRC8MSTB = RCU_REGIDX_BIT(IDX_CTL0, 1U), /*!< IRC8M stabilization flags */
|
|
RCU_FLAG_HXTALSTB = RCU_REGIDX_BIT(IDX_CTL0, 17U), /*!< HXTAL stabilization flags */
|
|
RCU_FLAG_PLLSTB = RCU_REGIDX_BIT(IDX_CTL0, 25U), /*!< PLL stabilization flags */
|
|
RCU_FLAG_IRC28MSTB = RCU_REGIDX_BIT(IDX_CTL1, 1U), /*!< IRC28M stabilization flags */
|
|
RCU_FLAG_IRC48MSTB = RCU_REGIDX_BIT(IDX_ADDCTL, 17U), /*!< IRC48M stabilization flags */
|
|
|
|
RCU_FLAG_V12RST = RCU_REGIDX_BIT(IDX_RSTSCK, 23U), /*!< V12 reset flags */
|
|
RCU_FLAG_OBLRST = RCU_REGIDX_BIT(IDX_RSTSCK, 25U), /*!< OBL reset flags */
|
|
RCU_FLAG_EPRST = RCU_REGIDX_BIT(IDX_RSTSCK, 26U), /*!< EPR reset flags */
|
|
RCU_FLAG_PORRST = RCU_REGIDX_BIT(IDX_RSTSCK, 27U), /*!< power reset flags */
|
|
RCU_FLAG_SWRST = RCU_REGIDX_BIT(IDX_RSTSCK, 28U), /*!< SW reset flags */
|
|
RCU_FLAG_FWDGTRST = RCU_REGIDX_BIT(IDX_RSTSCK, 29U), /*!< FWDGT reset flags */
|
|
RCU_FLAG_WWDGTRST = RCU_REGIDX_BIT(IDX_RSTSCK, 30U), /*!< WWDGT reset flags */
|
|
RCU_FLAG_LPRST = RCU_REGIDX_BIT(IDX_RSTSCK, 31U) /*!< LP reset flags */
|
|
}rcu_flag_enum;
|
|
|
|
/* clock stabilization and ckm interrupt flags */
|
|
typedef enum
|
|
{
|
|
RCU_INT_FLAG_IRC40KSTB = RCU_REGIDX_BIT(IDX_INT, 0U), /*!< IRC40K stabilization interrupt flag */
|
|
RCU_INT_FLAG_LXTALSTB = RCU_REGIDX_BIT(IDX_INT, 1U), /*!< LXTAL stabilization interrupt flag */
|
|
RCU_INT_FLAG_IRC8MSTB = RCU_REGIDX_BIT(IDX_INT, 2U), /*!< IRC8M stabilization interrupt flag */
|
|
RCU_INT_FLAG_HXTALSTB = RCU_REGIDX_BIT(IDX_INT, 3U), /*!< HXTAL stabilization interrupt flag */
|
|
RCU_INT_FLAG_PLLSTB = RCU_REGIDX_BIT(IDX_INT, 4U), /*!< PLL stabilization interrupt flag */
|
|
RCU_INT_FLAG_IRC28MSTB = RCU_REGIDX_BIT(IDX_INT, 5U), /*!< IRC28M stabilization interrupt flag */
|
|
RCU_INT_FLAG_CKM = RCU_REGIDX_BIT(IDX_INT, 7U), /*!< CKM interrupt flag */
|
|
RCU_INT_FLAG_IRC48MSTB = RCU_REGIDX_BIT(IDX_ADDCTL, 6U) /*!< IRC48M stabilization interrupt flag */
|
|
}rcu_int_flag_enum;
|
|
|
|
/* clock stabilization and stuck interrupt flags clear */
|
|
typedef enum
|
|
{
|
|
RCU_INT_FLAG_IRC40KSTB_CLR = RCU_REGIDX_BIT(IDX_INT, 16U), /*!< IRC40K stabilization interrupt flags clear */
|
|
RCU_INT_FLAG_LXTALSTB_CLR = RCU_REGIDX_BIT(IDX_INT, 17U), /*!< LXTAL stabilization interrupt flags clear */
|
|
RCU_INT_FLAG_IRC8MSTB_CLR = RCU_REGIDX_BIT(IDX_INT, 18U), /*!< IRC8M stabilization interrupt flags clear */
|
|
RCU_INT_FLAG_HXTALSTB_CLR = RCU_REGIDX_BIT(IDX_INT, 19U), /*!< HXTAL stabilization interrupt flags clear */
|
|
RCU_INT_FLAG_PLLSTB_CLR = RCU_REGIDX_BIT(IDX_INT, 20U), /*!< PLL stabilization interrupt flags clear */
|
|
RCU_INT_FLAG_IRC28MSTB_CLR = RCU_REGIDX_BIT(IDX_INT, 21U), /*!< IRC28M stabilization interrupt flags clear */
|
|
RCU_INT_FLAG_CKM_CLR = RCU_REGIDX_BIT(IDX_INT, 23U), /*!< CKM interrupt flags clear */
|
|
RCU_INT_FLAG_IRC48MSTB_CLR = RCU_REGIDX_BIT(IDX_ADDCTL, 22U) /*!< IRC48M stabilization interrupt flag clear */
|
|
}rcu_int_flag_clear_enum;
|
|
|
|
/* clock stabilization interrupt enable or disable */
|
|
typedef enum
|
|
{
|
|
RCU_INT_IRC40KSTB = RCU_REGIDX_BIT(IDX_INT, 8U), /*!< IRC40K stabilization interrupt */
|
|
RCU_INT_LXTALSTB = RCU_REGIDX_BIT(IDX_INT, 9U), /*!< LXTAL stabilization interrupt */
|
|
RCU_INT_IRC8MSTB = RCU_REGIDX_BIT(IDX_INT, 10U), /*!< IRC8M stabilization interrupt */
|
|
RCU_INT_HXTALSTB = RCU_REGIDX_BIT(IDX_INT, 11U), /*!< HXTAL stabilization interrupt */
|
|
RCU_INT_PLLSTB = RCU_REGIDX_BIT(IDX_INT, 12U), /*!< PLL stabilization interrupt */
|
|
RCU_INT_IRC28MSTB = RCU_REGIDX_BIT(IDX_INT, 13U), /*!< IRC28M stabilization interrupt */
|
|
RCU_INT_IRC48MSTB = RCU_REGIDX_BIT(IDX_ADDINT, 14U) /*!< IRC48M stabilization interrupt */
|
|
}rcu_int_enum;
|
|
|
|
/* ADC clock source */
|
|
typedef enum
|
|
{
|
|
RCU_ADCCK_IRC28M_DIV2 = 0U, /*!< ADC clock source select IRC28M/2 */
|
|
RCU_ADCCK_IRC28M, /*!< ADC clock source select IRC28M */
|
|
RCU_ADCCK_APB2_DIV2, /*!< ADC clock source select APB2/2 */
|
|
RCU_ADCCK_AHB_DIV3, /*!< ADC clock source select AHB/3 */
|
|
RCU_ADCCK_APB2_DIV4, /*!< ADC clock source select APB2/4 */
|
|
RCU_ADCCK_AHB_DIV5, /*!< ADC clock source select AHB/5 */
|
|
RCU_ADCCK_APB2_DIV6, /*!< ADC clock source select APB2/6 */
|
|
RCU_ADCCK_AHB_DIV7, /*!< ADC clock source select AHB/7 */
|
|
RCU_ADCCK_APB2_DIV8, /*!< ADC clock source select APB2/8 */
|
|
RCU_ADCCK_AHB_DIV9 /*!< ADC clock source select AHB/9 */
|
|
}rcu_adc_clock_enum;
|
|
|
|
/* oscillator types */
|
|
typedef enum
|
|
{
|
|
RCU_HXTAL = RCU_REGIDX_BIT(IDX_CTL0, 16U), /*!< HXTAL */
|
|
RCU_LXTAL = RCU_REGIDX_BIT(IDX_BDCTL, 0U), /*!< LXTAL */
|
|
RCU_IRC8M = RCU_REGIDX_BIT(IDX_CTL0, 0U), /*!< IRC8M */
|
|
RCU_IRC28M = RCU_REGIDX_BIT(IDX_CTL1, 0U), /*!< IRC28M */
|
|
RCU_IRC48M = RCU_REGIDX_BIT(IDX_ADDCTL, 16U), /*!< IRC48M */
|
|
RCU_IRC40K = RCU_REGIDX_BIT(IDX_RSTSCK, 0U), /*!< IRC40K */
|
|
RCU_PLL_CK = RCU_REGIDX_BIT(IDX_CTL0, 24U) /*!< PLL */
|
|
}rcu_osci_type_enum;
|
|
|
|
/* rcu clock frequency */
|
|
typedef enum
|
|
{
|
|
CK_SYS = 0U, /*!< system clock */
|
|
CK_AHB, /*!< AHB clock */
|
|
CK_APB1, /*!< APB1 clock */
|
|
CK_APB2, /*!< APB2 clock */
|
|
CK_ADC, /*!< ADC clock */
|
|
CK_CEC, /*!< CEC clock */
|
|
CK_USART /*!< USART clock */
|
|
}rcu_clock_freq_enum;
|
|
|
|
/* system clock source select */
|
|
#define CFG0_SCS(regval) (BITS(0,1) & ((uint32_t)(regval) << 0))
|
|
#define RCU_CKSYSSRC_IRC8M CFG0_SCS(0) /*!< system clock source select IRC8M */
|
|
#define RCU_CKSYSSRC_HXTAL CFG0_SCS(1) /*!< system clock source select HXTAL */
|
|
#define RCU_CKSYSSRC_PLL CFG0_SCS(2) /*!< system clock source select PLL */
|
|
|
|
/* system clock source select status */
|
|
#define CFG0_SCSS(regval) (BITS(2,3) & ((uint32_t)(regval) << 2))
|
|
#define RCU_SCSS_IRC8M CFG0_SCSS(0) /*!< system clock source select IRC8M */
|
|
#define RCU_SCSS_HXTAL CFG0_SCSS(1) /*!< system clock source select HXTAL */
|
|
#define RCU_SCSS_PLL CFG0_SCSS(2) /*!< system clock source select PLL */
|
|
|
|
/* AHB prescaler selection */
|
|
#define CFG0_AHBPSC(regval) (BITS(4,7) & ((uint32_t)(regval) << 4))
|
|
#define RCU_AHB_CKSYS_DIV1 CFG0_AHBPSC(0) /*!< AHB prescaler select CK_SYS */
|
|
#define RCU_AHB_CKSYS_DIV2 CFG0_AHBPSC(8) /*!< AHB prescaler select CK_SYS/2 */
|
|
#define RCU_AHB_CKSYS_DIV4 CFG0_AHBPSC(9) /*!< AHB prescaler select CK_SYS/4 */
|
|
#define RCU_AHB_CKSYS_DIV8 CFG0_AHBPSC(10) /*!< AHB prescaler select CK_SYS/8 */
|
|
#define RCU_AHB_CKSYS_DIV16 CFG0_AHBPSC(11) /*!< AHB prescaler select CK_SYS/16 */
|
|
#define RCU_AHB_CKSYS_DIV64 CFG0_AHBPSC(12) /*!< AHB prescaler select CK_SYS/64 */
|
|
#define RCU_AHB_CKSYS_DIV128 CFG0_AHBPSC(13) /*!< AHB prescaler select CK_SYS/128 */
|
|
#define RCU_AHB_CKSYS_DIV256 CFG0_AHBPSC(14) /*!< AHB prescaler select CK_SYS/256 */
|
|
#define RCU_AHB_CKSYS_DIV512 CFG0_AHBPSC(15) /*!< AHB prescaler select CK_SYS/512 */
|
|
|
|
/* APB1 prescaler selection */
|
|
#define CFG0_APB1PSC(regval) (BITS(8,10) & ((uint32_t)(regval) << 8))
|
|
#define RCU_APB1_CKAHB_DIV1 CFG0_APB1PSC(0) /*!< APB1 prescaler select CK_AHB */
|
|
#define RCU_APB1_CKAHB_DIV2 CFG0_APB1PSC(4) /*!< APB1 prescaler select CK_AHB/2 */
|
|
#define RCU_APB1_CKAHB_DIV4 CFG0_APB1PSC(5) /*!< APB1 prescaler select CK_AHB/4 */
|
|
#define RCU_APB1_CKAHB_DIV8 CFG0_APB1PSC(6) /*!< APB1 prescaler select CK_AHB/8 */
|
|
#define RCU_APB1_CKAHB_DIV16 CFG0_APB1PSC(7) /*!< APB1 prescaler select CK_AHB/16 */
|
|
|
|
/* APB2 prescaler selection */
|
|
#define CFG0_APB2PSC(regval) (BITS(11,13) & ((uint32_t)(regval) << 11))
|
|
#define RCU_APB2_CKAHB_DIV1 CFG0_APB2PSC(0) /*!< APB2 prescaler select CK_AHB */
|
|
#define RCU_APB2_CKAHB_DIV2 CFG0_APB2PSC(4) /*!< APB2 prescaler select CK_AHB/2 */
|
|
#define RCU_APB2_CKAHB_DIV4 CFG0_APB2PSC(5) /*!< APB2 prescaler select CK_AHB/4 */
|
|
#define RCU_APB2_CKAHB_DIV8 CFG0_APB2PSC(6) /*!< APB2 prescaler select CK_AHB/8 */
|
|
#define RCU_APB2_CKAHB_DIV16 CFG0_APB2PSC(7) /*!< APB2 prescaler select CK_AHB/16 */
|
|
|
|
/* ADC clock prescaler selection */
|
|
#define CFG0_ADCPSC(regval) (BITS(14,15) & ((uint32_t)(regval) << 14))
|
|
#define RCU_ADC_CKAPB2_DIV2 CFG0_ADCPSC(0) /*!< ADC clock prescaler select CK_APB2/2 */
|
|
#define RCU_ADC_CKAPB2_DIV4 CFG0_ADCPSC(1) /*!< ADC clock prescaler select CK_APB2/4 */
|
|
#define RCU_ADC_CKAPB2_DIV6 CFG0_ADCPSC(2) /*!< ADC clock prescaler select CK_APB2/6 */
|
|
#define RCU_ADC_CKAPB2_DIV8 CFG0_ADCPSC(3) /*!< ADC clock prescaler select CK_APB2/8 */
|
|
|
|
/* PLL clock source selection */
|
|
#define RCU_PLLSRC_IRC8M_DIV2 ((uint32_t)0x00000000U) /*!< PLL clock source select IRC8M/2 */
|
|
#define RCU_PLLSRC_HXTAL_IRC48M RCU_CFG0_PLLSEL /*!< PLL clock source select HXTAL or IRC48M*/
|
|
|
|
/* PLL clock source preselection */
|
|
#define RCU_PLLPRESEL_HXTAL ((uint32_t)0x00000000U) /*!< PLL clock source preselection HXTAL */
|
|
#define RCU_PLLPRESEL_IRC48M RCU_CFG1_PLLPRESEL /*!< PLL clock source preselection IRC48M */
|
|
|
|
/* HXTAL or IRC48M divider for PLL source clock selection */
|
|
#define RCU_PLLPREDV ((uint32_t)0x00000000U) /*!< HXTAL or IRC48M clock selected */
|
|
#define RCU_PLLPREDV_DIV2 RCU_CFG0_PLLPREDV /*!< (HXTAL or IRC48M) /2 clock selected */
|
|
|
|
/* PLL multiply factor */
|
|
#define CFG0_PLLMF(regval) (BITS(18,21) & ((uint32_t)(regval) << 18))
|
|
#define RCU_PLL_MUL2 CFG0_PLLMF(0) /*!< PLL source clock multiply by 2 */
|
|
#define RCU_PLL_MUL3 CFG0_PLLMF(1) /*!< PLL source clock multiply by 3 */
|
|
#define RCU_PLL_MUL4 CFG0_PLLMF(2) /*!< PLL source clock multiply by 4 */
|
|
#define RCU_PLL_MUL5 CFG0_PLLMF(3) /*!< PLL source clock multiply by 5 */
|
|
#define RCU_PLL_MUL6 CFG0_PLLMF(4) /*!< PLL source clock multiply by 6 */
|
|
#define RCU_PLL_MUL7 CFG0_PLLMF(5) /*!< PLL source clock multiply by 7 */
|
|
#define RCU_PLL_MUL8 CFG0_PLLMF(6) /*!< PLL source clock multiply by 8 */
|
|
#define RCU_PLL_MUL9 CFG0_PLLMF(7) /*!< PLL source clock multiply by 9 */
|
|
#define RCU_PLL_MUL10 CFG0_PLLMF(8) /*!< PLL source clock multiply by 10 */
|
|
#define RCU_PLL_MUL11 CFG0_PLLMF(9) /*!< PLL source clock multiply by 11 */
|
|
#define RCU_PLL_MUL12 CFG0_PLLMF(10) /*!< PLL source clock multiply by 12 */
|
|
#define RCU_PLL_MUL13 CFG0_PLLMF(11) /*!< PLL source clock multiply by 13 */
|
|
#define RCU_PLL_MUL14 CFG0_PLLMF(12) /*!< PLL source clock multiply by 14 */
|
|
#define RCU_PLL_MUL15 CFG0_PLLMF(13) /*!< PLL source clock multiply by 15 */
|
|
#define RCU_PLL_MUL16 CFG0_PLLMF(14) /*!< PLL source clock multiply by 16 */
|
|
#define RCU_PLL_MUL17 (RCU_CFG0_PLLMF4 | CFG0_PLLMF(0)) /*!< PLL source clock multiply by 17 */
|
|
#define RCU_PLL_MUL18 (RCU_CFG0_PLLMF4 | CFG0_PLLMF(1)) /*!< PLL source clock multiply by 18 */
|
|
#define RCU_PLL_MUL19 (RCU_CFG0_PLLMF4 | CFG0_PLLMF(2)) /*!< PLL source clock multiply by 19 */
|
|
#define RCU_PLL_MUL20 (RCU_CFG0_PLLMF4 | CFG0_PLLMF(3)) /*!< PLL source clock multiply by 20 */
|
|
#define RCU_PLL_MUL21 (RCU_CFG0_PLLMF4 | CFG0_PLLMF(4)) /*!< PLL source clock multiply by 21 */
|
|
#define RCU_PLL_MUL22 (RCU_CFG0_PLLMF4 | CFG0_PLLMF(5)) /*!< PLL source clock multiply by 22 */
|
|
#define RCU_PLL_MUL23 (RCU_CFG0_PLLMF4 | CFG0_PLLMF(6)) /*!< PLL source clock multiply by 23 */
|
|
#define RCU_PLL_MUL24 (RCU_CFG0_PLLMF4 | CFG0_PLLMF(7)) /*!< PLL source clock multiply by 24 */
|
|
#define RCU_PLL_MUL25 (RCU_CFG0_PLLMF4 | CFG0_PLLMF(8)) /*!< PLL source clock multiply by 25 */
|
|
#define RCU_PLL_MUL26 (RCU_CFG0_PLLMF4 | CFG0_PLLMF(9)) /*!< PLL source clock multiply by 26 */
|
|
#define RCU_PLL_MUL27 (RCU_CFG0_PLLMF4 | CFG0_PLLMF(10)) /*!< PLL source clock multiply by 27 */
|
|
#define RCU_PLL_MUL28 (RCU_CFG0_PLLMF4 | CFG0_PLLMF(11)) /*!< PLL source clock multiply by 28 */
|
|
#define RCU_PLL_MUL29 (RCU_CFG0_PLLMF4 | CFG0_PLLMF(12)) /*!< PLL source clock multiply by 29 */
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#define RCU_PLL_MUL30 (RCU_CFG0_PLLMF4 | CFG0_PLLMF(13)) /*!< PLL source clock multiply by 30 */
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#define RCU_PLL_MUL31 (RCU_CFG0_PLLMF4 | CFG0_PLLMF(14)) /*!< PLL source clock multiply by 31 */
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#define RCU_PLL_MUL32 (RCU_CFG0_PLLMF4 | CFG0_PLLMF(15)) /*!< PLL source clock multiply by 32 */
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#define RCU_PLL_MUL33 (CFG0_PLLMF(0) | RCU_CFG1_PLLMF5) /*!< PLL source clock multiply by 33 */
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#define RCU_PLL_MUL34 (CFG0_PLLMF(1) | RCU_CFG1_PLLMF5) /*!< PLL source clock multiply by 34 */
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#define RCU_PLL_MUL35 (CFG0_PLLMF(2) | RCU_CFG1_PLLMF5) /*!< PLL source clock multiply by 35 */
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#define RCU_PLL_MUL36 (CFG0_PLLMF(3) | RCU_CFG1_PLLMF5) /*!< PLL source clock multiply by 36 */
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#define RCU_PLL_MUL37 (CFG0_PLLMF(4) | RCU_CFG1_PLLMF5) /*!< PLL source clock multiply by 37 */
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#define RCU_PLL_MUL38 (CFG0_PLLMF(5) | RCU_CFG1_PLLMF5) /*!< PLL source clock multiply by 38 */
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#define RCU_PLL_MUL39 (CFG0_PLLMF(6) | RCU_CFG1_PLLMF5) /*!< PLL source clock multiply by 39 */
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#define RCU_PLL_MUL40 (CFG0_PLLMF(7) | RCU_CFG1_PLLMF5) /*!< PLL source clock multiply by 40 */
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#define RCU_PLL_MUL41 (CFG0_PLLMF(8) | RCU_CFG1_PLLMF5) /*!< PLL source clock multiply by 41 */
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#define RCU_PLL_MUL42 (CFG0_PLLMF(9) | RCU_CFG1_PLLMF5) /*!< PLL source clock multiply by 42 */
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#define RCU_PLL_MUL43 (CFG0_PLLMF(10) | RCU_CFG1_PLLMF5) /*!< PLL source clock multiply by 43 */
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#define RCU_PLL_MUL44 (CFG0_PLLMF(11) | RCU_CFG1_PLLMF5) /*!< PLL source clock multiply by 44 */
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#define RCU_PLL_MUL45 (CFG0_PLLMF(12) | RCU_CFG1_PLLMF5) /*!< PLL source clock multiply by 45 */
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#define RCU_PLL_MUL46 (CFG0_PLLMF(13) | RCU_CFG1_PLLMF5) /*!< PLL source clock multiply by 46 */
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#define RCU_PLL_MUL47 (CFG0_PLLMF(14) | RCU_CFG1_PLLMF5) /*!< PLL source clock multiply by 47 */
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#define RCU_PLL_MUL48 (CFG0_PLLMF(15) | RCU_CFG1_PLLMF5) /*!< PLL source clock multiply by 48 */
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#define RCU_PLL_MUL49 (RCU_CFG0_PLLMF4 | RCU_CFG1_PLLMF5) /*!< PLL source clock multiply by 49 */
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#define RCU_PLL_MUL50 (RCU_PLL_MUL18 | RCU_CFG1_PLLMF5) /*!< PLL source clock multiply by 50 */
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#define RCU_PLL_MUL51 (RCU_PLL_MUL19 | RCU_CFG1_PLLMF5) /*!< PLL source clock multiply by 51 */
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#define RCU_PLL_MUL52 (RCU_PLL_MUL20 | RCU_CFG1_PLLMF5) /*!< PLL source clock multiply by 52 */
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#define RCU_PLL_MUL53 (RCU_PLL_MUL21 | RCU_CFG1_PLLMF5) /*!< PLL source clock multiply by 53 */
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#define RCU_PLL_MUL54 (RCU_PLL_MUL22 | RCU_CFG1_PLLMF5) /*!< PLL source clock multiply by 54 */
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#define RCU_PLL_MUL55 (RCU_PLL_MUL23 | RCU_CFG1_PLLMF5) /*!< PLL source clock multiply by 55 */
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#define RCU_PLL_MUL56 (RCU_PLL_MUL24 | RCU_CFG1_PLLMF5) /*!< PLL source clock multiply by 56 */
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#define RCU_PLL_MUL57 (RCU_PLL_MUL25 | RCU_CFG1_PLLMF5) /*!< PLL source clock multiply by 57 */
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#define RCU_PLL_MUL58 (RCU_PLL_MUL26 | RCU_CFG1_PLLMF5) /*!< PLL source clock multiply by 58 */
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#define RCU_PLL_MUL59 (RCU_PLL_MUL27 | RCU_CFG1_PLLMF5) /*!< PLL source clock multiply by 59 */
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#define RCU_PLL_MUL60 (RCU_PLL_MUL28 | RCU_CFG1_PLLMF5) /*!< PLL source clock multiply by 60 */
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#define RCU_PLL_MUL61 (RCU_PLL_MUL29 | RCU_CFG1_PLLMF5) /*!< PLL source clock multiply by 61 */
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#define RCU_PLL_MUL62 (RCU_PLL_MUL30 | RCU_CFG1_PLLMF5) /*!< PLL source clock multiply by 62 */
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#define RCU_PLL_MUL63 (RCU_PLL_MUL31 | RCU_CFG1_PLLMF5) /*!< PLL source clock multiply by 63 */
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#define RCU_PLL_MUL64 (RCU_PLL_MUL32 | RCU_CFG1_PLLMF5) /*!< PLL source clock multiply by 64 */
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/* USBFS clock prescaler selection */
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#define CFG0_USBFSPSC(regval) (BITS(22,23) & ((uint32_t)(regval) << 22))
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#define RCU_USBFS_CKPLL_DIV1_5 CFG0_USBFSPSC(0) /*!< USBFS clock prescaler select CK_PLL/1.5 */
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#define RCU_USBFS_CKPLL_DIV1 CFG0_USBFSPSC(1) /*!< USBFS clock prescaler select CK_PLL */
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#define RCU_USBFS_CKPLL_DIV2_5 CFG0_USBFSPSC(2) /*!< USBFS clock prescaler select CK_PLL/2.5 */
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#define RCU_USBFS_CKPLL_DIV2 CFG0_USBFSPSC(3) /*!< USBFS clock prescaler select CK_PLL/2 */
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#define RCU_USBFS_CKPLL_DIV3 RCU_CFG2_USBFSPSC2 /*!< USBFS clock prescaler select CK_PLL/3 */
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#define RCU_USBFS_CKPLL_DIV3_5 (CFG0_USBFSPSC(1)|RCU_CFG2_USBFSPSC2) /*!< USBFS clock prescaler select CK_PLL/3.5 */
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/* CK_OUT clock source selection */
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#define CFG0_CKOUTSEL(regval) (BITS(24,26) & ((uint32_t)(regval) << 24))
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#define RCU_CKOUTSRC_NONE CFG0_CKOUTSEL(0) /*!< no clock selected */
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#define RCU_CKOUTSRC_IRC28M CFG0_CKOUTSEL(1) /*!< CK_OUT clock source select IRC28M */
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#define RCU_CKOUTSRC_IRC40K CFG0_CKOUTSEL(2) /*!< CK_OUT clock source select IRC40K */
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#define RCU_CKOUTSRC_LXTAL CFG0_CKOUTSEL(3) /*!< CK_OUT clock source select LXTAL */
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#define RCU_CKOUTSRC_CKSYS CFG0_CKOUTSEL(4) /*!< CK_OUT clock source select CKSYS */
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#define RCU_CKOUTSRC_IRC8M CFG0_CKOUTSEL(5) /*!< CK_OUT clock source select IRC8M */
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#define RCU_CKOUTSRC_HXTAL CFG0_CKOUTSEL(6) /*!< CK_OUT clock source select HXTAL */
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#define RCU_CKOUTSRC_CKPLL_DIV1 (RCU_CFG0_PLLDV | CFG0_CKOUTSEL(7)) /*!< CK_OUT clock source select CK_PLL */
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#define RCU_CKOUTSRC_CKPLL_DIV2 CFG0_CKOUTSEL(7) /*!< CK_OUT clock source select CK_PLL/2 */
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/* CK_OUT divider */
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#define CFG0_CKOUTDIV(regval) (BITS(28,30) & ((uint32_t)(regval) << 28))
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#define RCU_CKOUT_DIV1 CFG0_CKOUTDIV(0) /*!< CK_OUT is divided by 1 */
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#define RCU_CKOUT_DIV2 CFG0_CKOUTDIV(1) /*!< CK_OUT is divided by 2 */
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#define RCU_CKOUT_DIV4 CFG0_CKOUTDIV(2) /*!< CK_OUT is divided by 4 */
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#define RCU_CKOUT_DIV8 CFG0_CKOUTDIV(3) /*!< CK_OUT is divided by 8 */
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#define RCU_CKOUT_DIV16 CFG0_CKOUTDIV(4) /*!< CK_OUT is divided by 16 */
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#define RCU_CKOUT_DIV32 CFG0_CKOUTDIV(5) /*!< CK_OUT is divided by 32 */
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#define RCU_CKOUT_DIV64 CFG0_CKOUTDIV(6) /*!< CK_OUT is divided by 64 */
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#define RCU_CKOUT_DIV128 CFG0_CKOUTDIV(7) /*!< CK_OUT is divided by 128 */
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/* CK_PLL divide by 1 or 2 for CK_OUT */
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#define RCU_PLLDV_CKPLL_DIV2 ((uint32_t)0x00000000U) /*!< CK_PLL divide by 2 for CK_OUT */
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#define RCU_PLLDV_CKPLL RCU_CFG0_PLLDV /*!< CK_PLL divide by 1 for CK_OUT */
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/* LXTAL drive capability */
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#define BDCTL_LXTALDRI(regval) (BITS(3,4) & ((uint32_t)(regval) << 3))
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#define RCU_LXTAL_LOWDRI BDCTL_LXTALDRI(0) /*!< lower driving capability */
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#define RCU_LXTAL_MED_LOWDRI BDCTL_LXTALDRI(1) /*!< medium low driving capability */
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#define RCU_LXTAL_MED_HIGHDRI BDCTL_LXTALDRI(2) /*!< medium high driving capability */
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#define RCU_LXTAL_HIGHDRI BDCTL_LXTALDRI(3) /*!< higher driving capability */
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/* RTC clock entry selection */
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#define BDCTL_RTCSRC(regval) (BITS(8,9) & ((uint32_t)(regval) << 8))
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#define RCU_RTCSRC_NONE BDCTL_RTCSRC(0) /*!< no clock selected */
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#define RCU_RTCSRC_LXTAL BDCTL_RTCSRC(1) /*!< LXTAL selected as RTC source clock */
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#define RCU_RTCSRC_IRC40K BDCTL_RTCSRC(2) /*!< IRC40K selected as RTC source clock */
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#define RCU_RTCSRC_HXTAL_DIV32 BDCTL_RTCSRC(3) /*!< HXTAL/32 selected as RTC source clock */
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/* CK_HXTAL divider previous PLL */
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#define CFG1_PREDV(regval) (BITS(0,3) & ((uint32_t)(regval) << 0))
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#define RCU_PLL_PREDV1 CFG1_PREDV(0) /*!< PLL not divided */
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#define RCU_PLL_PREDV2 CFG1_PREDV(1) /*!< PLL divided by 2 */
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#define RCU_PLL_PREDV3 CFG1_PREDV(2) /*!< PLL divided by 3 */
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#define RCU_PLL_PREDV4 CFG1_PREDV(3) /*!< PLL divided by 4 */
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#define RCU_PLL_PREDV5 CFG1_PREDV(4) /*!< PLL divided by 5 */
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#define RCU_PLL_PREDV6 CFG1_PREDV(5) /*!< PLL divided by 6 */
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#define RCU_PLL_PREDV7 CFG1_PREDV(6) /*!< PLL divided by 7 */
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#define RCU_PLL_PREDV8 CFG1_PREDV(7) /*!< PLL divided by 8 */
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#define RCU_PLL_PREDV9 CFG1_PREDV(8) /*!< PLL divided by 9 */
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#define RCU_PLL_PREDV10 CFG1_PREDV(9) /*!< PLL divided by 10 */
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#define RCU_PLL_PREDV11 CFG1_PREDV(10) /*!< PLL divided by 11 */
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#define RCU_PLL_PREDV12 CFG1_PREDV(11) /*!< PLL divided by 12 */
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#define RCU_PLL_PREDV13 CFG1_PREDV(12) /*!< PLL divided by 13 */
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#define RCU_PLL_PREDV14 CFG1_PREDV(13) /*!< PLL divided by 14 */
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#define RCU_PLL_PREDV15 CFG1_PREDV(14) /*!< PLL divided by 15 */
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#define RCU_PLL_PREDV16 CFG1_PREDV(15) /*!< PLL divided by 16 */
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/* USART0 clock source selection */
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#define CFG2_USART0SEL(regval) (BITS(0,1) & ((uint32_t)(regval) << 0))
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#define RCU_USART0SRC_CKAPB2 CFG2_USART0SEL(0) /*!< CK_USART0 select CK_APB2 */
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#define RCU_USART0SRC_CKSYS CFG2_USART0SEL(1) /*!< CK_USART0 select CK_SYS */
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#define RCU_USART0SRC_LXTAL CFG2_USART0SEL(2) /*!< CK_USART0 select LXTAL */
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#define RCU_USART0SRC_IRC8M CFG2_USART0SEL(3) /*!< CK_USART0 select IRC8M */
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/* CEC clock source selection */
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#define RCU_CECSRC_IRC8M_DIV244 ((uint32_t)0x00000000U) /*!< CK_CEC clock source select IRC8M/244 */
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#define RCU_CECSRC_LXTAL RCU_CFG2_CECSEL /*!< CK_CEC clock source select LXTAL */
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/* ADC clock source selection */
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#define RCU_ADCSRC_IRC28M ((uint32_t)0x00000000U) /*!< ADC clock source select */
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#define RCU_ADCSRC_AHB_APB2DIV RCU_CFG2_ADCSEL /*!< ADC clock source select */
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/* IRC28M clock divider for ADC */
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#define RCU_ADC_IRC28M_DIV2 ((uint32_t)0x00000000U) /*!< IRC28M/2 select to ADC clock */
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#define RCU_ADC_IRC28M_DIV1 RCU_CFG2_IRC28MDIV /*!< IRC28M select to ADC clock */
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/* CK48M clock source selection */
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#define RCU_CK48MSRC_PLL48M ((uint32_t)0x00000000U) /*!< CK48M source clock select PLL48M */
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#define RCU_CK48MSRC_IRC48M RCU_ADDCTL_CK48MSEL /*!< CK48M source clock select IRC48M */
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/* Deep-sleep mode voltage */
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#define DSV_DSLPVS(regval) (BITS(0,1) & ((uint32_t)(regval) << 0))
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#define RCU_DEEPSLEEP_V_1_0 DSV_DSLPVS(0) /*!< core voltage is 1.0V in deep-sleep mode */
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#define RCU_DEEPSLEEP_V_0_9 DSV_DSLPVS(1) /*!< core voltage is 0.9V in deep-sleep mode */
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#define RCU_DEEPSLEEP_V_0_8 DSV_DSLPVS(2) /*!< core voltage is 0.8V in deep-sleep mode */
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#define RCU_DEEPSLEEP_V_0_7 DSV_DSLPVS(3) /*!< core voltage is 0.7V in deep-sleep mode */
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/* function declarations */
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/* deinitialize the RCU */
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void rcu_deinit(void);
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/* enable the peripherals clock */
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void rcu_periph_clock_enable(rcu_periph_enum periph);
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/* disable the peripherals clock */
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void rcu_periph_clock_disable(rcu_periph_enum periph);
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/* enable the peripherals clock when sleep mode */
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void rcu_periph_clock_sleep_enable(rcu_periph_sleep_enum periph);
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/* disable the peripherals clock when sleep mode */
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void rcu_periph_clock_sleep_disable(rcu_periph_sleep_enum periph);
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/* reset the peripherals */
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void rcu_periph_reset_enable(rcu_periph_reset_enum periph_reset);
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/* disable reset the peripheral */
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void rcu_periph_reset_disable(rcu_periph_reset_enum periph_reset);
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/* reset the BKP */
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void rcu_bkp_reset_enable(void);
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/* disable the BKP reset */
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void rcu_bkp_reset_disable(void);
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/* configure the system clock source */
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void rcu_system_clock_source_config(uint32_t ck_sys);
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/* get the system clock source */
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uint32_t rcu_system_clock_source_get(void);
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/* configure the AHB prescaler selection */
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void rcu_ahb_clock_config(uint32_t ck_ahb);
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/* configure the APB1 prescaler selection */
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void rcu_apb1_clock_config(uint32_t ck_apb1);
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/* configure the APB2 prescaler selection */
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void rcu_apb2_clock_config(uint32_t ck_apb2);
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/* configure the ADC clock source and prescaler selection */
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void rcu_adc_clock_config(rcu_adc_clock_enum ck_adc);
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/* configure the USBFS prescaler selection */
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void rcu_usbfs_clock_config(uint32_t ck_usbfs);
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/* configure the CK_OUT clock source and divider */
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void rcu_ckout_config(uint32_t ckout_src, uint32_t ckout_div);
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/* configure the PLL clock source preselection */
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void rcu_pll_preselection_config(uint32_t pll_presel);
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/* configure the PLL clock source selection and PLL multiply factor */
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void rcu_pll_config(uint32_t pll_src, uint32_t pll_mul);
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/* configure the USART clock source selection */
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void rcu_usart_clock_config(uint32_t ck_usart);
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/* configure the CEC clock source selection */
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void rcu_cec_clock_config(uint32_t ck_cec);
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/* configure the RTC clock source selection */
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void rcu_rtc_clock_config(uint32_t rtc_clock_source);
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/* configure the CK48M clock selection */
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void rcu_ck48m_clock_config(uint32_t ck48m_clock_source);
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/* configure the HXTAL divider used as input of PLL */
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void rcu_hxtal_prediv_config(uint32_t hxtal_prediv);
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/* configure the LXTAL drive capability */
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void rcu_lxtal_drive_capability_config(uint32_t lxtal_dricap);
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/* get the clock stabilization and periphral reset flags */
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FlagStatus rcu_flag_get(rcu_flag_enum flag);
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/* clear the reset flag */
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void rcu_all_reset_flag_clear(void);
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/* get the clock stabilization interrupt and ckm flags */
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FlagStatus rcu_interrupt_flag_get(rcu_int_flag_enum int_flag);
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/* clear the interrupt flags */
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void rcu_interrupt_flag_clear(rcu_int_flag_clear_enum int_flag_clear);
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/* enable the stabilization interrupt */
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void rcu_interrupt_enable(rcu_int_enum stab_int);
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/* disable the stabilization interrupt */
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void rcu_interrupt_disable(rcu_int_enum stab_int);
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/* wait until oscillator stabilization flags is SET */
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ErrStatus rcu_osci_stab_wait(rcu_osci_type_enum osci);
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/* turn on the oscillator */
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void rcu_osci_on(rcu_osci_type_enum osci);
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/* turn off the oscillator */
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void rcu_osci_off(rcu_osci_type_enum osci);
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/* enable the oscillator bypass mode */
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void rcu_osci_bypass_mode_enable(rcu_osci_type_enum osci);
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/* disable the oscillator bypass mode */
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void rcu_osci_bypass_mode_disable(rcu_osci_type_enum osci);
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/* enable the HXTAL clock monitor */
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void rcu_hxtal_clock_monitor_enable(void);
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/* disable the HXTAL clock monitor */
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void rcu_hxtal_clock_monitor_disable(void);
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/* set the IRC8M adjust value */
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void rcu_irc8m_adjust_value_set(uint8_t irc8m_adjval);
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/* set the IRC28M adjust value */
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void rcu_irc28m_adjust_value_set(uint8_t irc28m_adjval);
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/* unlock the voltage key */
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void rcu_voltage_key_unlock(void);
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/* set the deep sleep mode voltage */
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void rcu_deepsleep_voltage_set(uint32_t dsvol);
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/* get the system clock, bus and peripheral clock frequency */
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uint32_t rcu_clock_freq_get(rcu_clock_freq_enum clock);
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#endif /* GD32F3X0_RCU_H */
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