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c9db6ed151
* [bsp/nuvoton] Support NuMaker-M467HJ BSP and update drivers. * Format files. Co-authored-by: Wayne Lin <wclin@nuvoton.com>
181 lines
7.1 KiB
C
181 lines
7.1 KiB
C
/**************************************************************************//**
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* @file gpio.c
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* @version V3.00
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* @brief M460 series GPIO driver source file
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*
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* @copyright SPDX-License-Identifier: Apache-2.0
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* @copyright Copyright (C) 2021 Nuvoton Technology Corp. All rights reserved.
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*****************************************************************************/
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#include "NuMicro.h"
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/** @addtogroup Standard_Driver Standard Driver
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@{
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*/
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/** @addtogroup GPIO_Driver GPIO Driver
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@{
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*/
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/** @addtogroup GPIO_EXPORTED_FUNCTIONS GPIO Exported Functions
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@{
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*/
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/**
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* @brief Set GPIO operation mode
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*
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* @param[in] port GPIO port. It could be \ref PA, \ref PB, \ref PC, \ref PD, \ref PE, \ref PF, \ref PG, \ref PH, \ref PI or \ref PJ.
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* @param[in] u32PinMask The single or multiple pins of specified GPIO port. \n
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* It could be BIT0 ~ BIT15 for PA, PB, PE, PG and PH GPIO port. \n
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* It could be BIT0 ~ BIT14 for PC and PD GPIO port. \n
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* It could be BIT0 ~ BIT11 for PF GPIO port. \n
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* It could be BIT6 ~ BIT15 for PI GPIO port. \n
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* It could be BIT0 ~ BIT13 for PJ GPIO port.
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* @param[in] u32Mode Operation mode. It could be
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* - \ref GPIO_MODE_INPUT
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* - \ref GPIO_MODE_OUTPUT
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* - \ref GPIO_MODE_OPEN_DRAIN
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* - \ref GPIO_MODE_QUASI
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*
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* @return None
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*
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* @details This function is used to set specified GPIO operation mode.
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*/
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void GPIO_SetMode(GPIO_T *port, uint32_t u32PinMask, uint32_t u32Mode)
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{
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uint32_t u32Idx;
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for (u32Idx = 0ul; u32Idx < GPIO_PIN_MAX; u32Idx++)
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{
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if ((u32PinMask & (1ul << u32Idx)) == (1ul << u32Idx))
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{
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port->MODE = (port->MODE & ~(0x3ul << (u32Idx << 1))) | (u32Mode << (u32Idx << 1));
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}
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}
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}
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/**
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* @brief Enable GPIO interrupt
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*
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* @param[in] port GPIO port. It could be \ref PA, \ref PB, \ref PC, \ref PD, \ref PE, \ref PF, \ref PG, \ref PH, \ref PI or \ref PJ.
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* @param[in] u32Pin The pin of specified GPIO port. \n
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* It could be 0 ~ 15 for PA, PB, PE, PG and PH GPIO port. \n
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* It could be 0 ~ 14 for PC and PD GPIO port. \n
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* It could be 0 ~ 11 for PF GPIO port. \n
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* It could be 6 ~ 15 for PI GPIO port. \n
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* It could be 0 ~ 13 for PJ GPIO port.
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* @param[in] u32IntAttribs The interrupt attribute of specified GPIO pin. It could be
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* - \ref GPIO_INT_RISING
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* - \ref GPIO_INT_FALLING
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* - \ref GPIO_INT_BOTH_EDGE
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* - \ref GPIO_INT_HIGH
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* - \ref GPIO_INT_LOW
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*
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* @return None
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*
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* @details This function is used to enable specified GPIO pin interrupt.
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*/
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void GPIO_EnableInt(GPIO_T *port, uint32_t u32Pin, uint32_t u32IntAttribs)
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{
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/* Configure interrupt mode of specified pin */
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port->INTTYPE = (port->INTTYPE & ~(1ul << u32Pin)) | (((u32IntAttribs >> 24) & 0xFFUL) << u32Pin);
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/* Enable interrupt function of specified pin */
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port->INTEN = (port->INTEN & ~(0x00010001ul << u32Pin)) | ((u32IntAttribs & 0xFFFFFFUL) << u32Pin);
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}
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/**
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* @brief Disable GPIO interrupt
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*
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* @param[in] port GPIO port. It could be \ref PA, \ref PB, \ref PC, \ref PD, \ref PE, \ref PF, \ref PG, \ref PH, \ref PI or \ref PJ.
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* @param[in] u32Pin The pin of specified GPIO port. \n
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* It could be 0 ~ 15 for PA, PB, PE, PG and PH GPIO port. \n
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* It could be 0 ~ 14 for PC and PD GPIO port. \n
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* It could be 0 ~ 11 for PF GPIO port. \n
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* It could be 6 ~ 15 for PI GPIO port. \n
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* It could be 0 ~ 13 for PJ GPIO port.
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*
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* @return None
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*
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* @details This function is used to disable specified GPIO pin interrupt.
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*/
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void GPIO_DisableInt(GPIO_T *port, uint32_t u32Pin)
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{
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/* Configure interrupt mode of specified pin */
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port->INTTYPE &= ~(1UL << u32Pin);
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/* Disable interrupt function of specified pin */
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port->INTEN &= ~((0x00010001UL) << u32Pin);
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}
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/**
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* @brief Set GPIO slew rate control
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*
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* @param[in] port GPIO port. It could be \ref PA, \ref PB, \ref PC, \ref PD, \ref PE, \ref PF, \ref PG, \ref PH, \ref PI or \ref PJ.
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* @param[in] u32PinMask The single or multiple pins of specified GPIO port. \n
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* It could be BIT0 ~ BIT15 for PA, PB, PE, PG and PH GPIO port. \n
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* It could be BIT0 ~ BIT14 for PC and PD GPIO port. \n
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* It could be BIT0 ~ BIT11 for PF GPIO port. \n
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* It could be BIT6 ~ BIT15 for PI GPIO port. \n
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* It could be BIT0 ~ BIT13 for PJ GPIO port.
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* @param[in] u32Mode Slew rate mode. It could be
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* - \ref GPIO_SLEWCTL_NORMAL
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* - \ref GPIO_SLEWCTL_HIGH
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* - \ref GPIO_SLEWCTL_FAST
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*
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* @return None
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*
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* @details This function is used to set specified GPIO operation mode.
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*/
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void GPIO_SetSlewCtl(GPIO_T *port, uint32_t u32PinMask, uint32_t u32Mode)
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{
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uint32_t u32Idx;
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for (u32Idx = 0ul; u32Idx < GPIO_PIN_MAX; u32Idx++)
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{
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if (u32PinMask & (1ul << u32Idx))
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{
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port->SLEWCTL = (port->SLEWCTL & ~(0x3ul << (u32Idx << 1))) | (u32Mode << (u32Idx << 1));
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}
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}
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}
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/**
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* @brief Set GPIO Pull-up and Pull-down control
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*
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* @param[in] port GPIO port. It could be \ref PA, \ref PB, \ref PC, \ref PD, \ref PE, \ref PF, \ref PG, \ref PH, \ref PI or \ref PJ.
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* @param[in] u32PinMask The single or multiple pins of specified GPIO port. \n
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* It could be BIT0 ~ BIT15 for PA, PB, PE, PG and PH GPIO port. \n
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* It could be BIT0 ~ BIT14 for PC and PD GPIO port. \n
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* It could be BIT0 ~ BIT11 for PF GPIO port. \n
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* It could be BIT6 ~ BIT15 for PI GPIO port. \n
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* It could be BIT0 ~ BIT13 for PJ GPIO port.
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* @param[in] u32Mode The pin mode of specified GPIO pin. It could be
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* - \ref GPIO_PUSEL_DISABLE
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* - \ref GPIO_PUSEL_PULL_UP
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* - \ref GPIO_PUSEL_PULL_DOWN
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*
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* @return None
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*
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* @details Set the pin mode of specified GPIO pin.
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*/
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void GPIO_SetPullCtl(GPIO_T *port, uint32_t u32PinMask, uint32_t u32Mode)
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{
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uint32_t u32Idx;
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for (u32Idx = 0ul; u32Idx < GPIO_PIN_MAX; u32Idx++)
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{
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if (u32PinMask & (1ul << u32Idx))
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{
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port->PUSEL = (port->PUSEL & ~(0x3ul << (u32Idx << 1))) | (u32Mode << (u32Idx << 1));
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}
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}
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}
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/**@}*/ /* end of group GPIO_EXPORTED_FUNCTIONS */
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/*@}*/ /* end of group GPIO_Driver */
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/*@}*/ /* end of group Standard_Driver */
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