440 lines
22 KiB
C
440 lines
22 KiB
C
/**************************************************************************//**
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* @file GPIO.h
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* @version V3.00
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* $Revision: 21 $
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* $Date: 15/08/11 10:26a $
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* @brief M451 series GPIO driver header file
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*
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* @note
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* Copyright (C) 2011~2015 Nuvoton Technology Corp. All rights reserved.
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*
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******************************************************************************/
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#ifndef __GPIO_H__
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#define __GPIO_H__
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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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_CONSTANTS GPIO Exported Constants
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@{
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*/
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#define GPIO_PIN_MAX 16 /*!< Specify Maximum Pins of Each GPIO Port */
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/*---------------------------------------------------------------------------------------------------------*/
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/* GPIO_MODE Constant Definitions */
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/*---------------------------------------------------------------------------------------------------------*/
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#define GPIO_MODE_INPUT 0x0UL /*!< Input Mode */
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#define GPIO_MODE_OUTPUT 0x1UL /*!< Output Mode */
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#define GPIO_MODE_OPEN_DRAIN 0x2UL /*!< Open-Drain Mode */
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#define GPIO_MODE_QUASI 0x3UL /*!< Quasi-bidirectional Mode */
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/*---------------------------------------------------------------------------------------------------------*/
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/* GPIO Interrupt Type Constant Definitions */
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/*---------------------------------------------------------------------------------------------------------*/
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#define GPIO_INT_RISING 0x00010000UL /*!< Interrupt enable by Input Rising Edge */
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#define GPIO_INT_FALLING 0x00000001UL /*!< Interrupt enable by Input Falling Edge */
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#define GPIO_INT_BOTH_EDGE 0x00010001UL /*!< Interrupt enable by both Rising Edge and Falling Edge */
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#define GPIO_INT_HIGH 0x01010000UL /*!< Interrupt enable by Level-High */
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#define GPIO_INT_LOW 0x01000001UL /*!< Interrupt enable by Level-Level */
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/*---------------------------------------------------------------------------------------------------------*/
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/* GPIO_INTTYPE Constant Definitions */
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/*---------------------------------------------------------------------------------------------------------*/
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#define GPIO_INTTYPE_EDGE 0UL /*!< GPIO_INTTYPE Setting for Edge Trigger Mode */
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#define GPIO_INTTYPE_LEVEL 1UL /*!< GPIO_INTTYPE Setting for Edge Level Mode */
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/*---------------------------------------------------------------------------------------------------------*/
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/* GPIO_DBCTL Constant Definitions */
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/*---------------------------------------------------------------------------------------------------------*/
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#define GPIO_DBCTL_ICLK_ON 0x00000020UL /*!< GPIO_DBCTL setting for all IO pins edge detection circuit is always active after reset */
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#define GPIO_DBCTL_ICLK_OFF 0x00000000UL /*!< GPIO_DBCTL setting for edge detection circuit is active only if IO pin corresponding GPIOx_IEN bit is set to 1 */
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#define GPIO_DBCTL_DBCLKSRC_LIRC 0x00000010UL /*!< GPIO_DBCTL setting for de-bounce counter clock source is the internal 10 kHz */
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#define GPIO_DBCTL_DBCLKSRC_HCLK 0x00000000UL /*!< GPIO_DBCTL setting for de-bounce counter clock source is the HCLK */
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#define GPIO_DBCTL_DBCLKSEL_1 0x00000000UL /*!< GPIO_DBCTL setting for sampling cycle = 1 clocks */
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#define GPIO_DBCTL_DBCLKSEL_2 0x00000001UL /*!< GPIO_DBCTL setting for sampling cycle = 2 clocks */
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#define GPIO_DBCTL_DBCLKSEL_4 0x00000002UL /*!< GPIO_DBCTL setting for sampling cycle = 4 clocks */
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#define GPIO_DBCTL_DBCLKSEL_8 0x00000003UL /*!< GPIO_DBCTL setting for sampling cycle = 8 clocks */
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#define GPIO_DBCTL_DBCLKSEL_16 0x00000004UL /*!< GPIO_DBCTL setting for sampling cycle = 16 clocks */
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#define GPIO_DBCTL_DBCLKSEL_32 0x00000005UL /*!< GPIO_DBCTL setting for sampling cycle = 32 clocks */
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#define GPIO_DBCTL_DBCLKSEL_64 0x00000006UL /*!< GPIO_DBCTL setting for sampling cycle = 64 clocks */
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#define GPIO_DBCTL_DBCLKSEL_128 0x00000007UL /*!< GPIO_DBCTL setting for sampling cycle = 128 clocks */
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#define GPIO_DBCTL_DBCLKSEL_256 0x00000008UL /*!< GPIO_DBCTL setting for sampling cycle = 256 clocks */
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#define GPIO_DBCTL_DBCLKSEL_512 0x00000009UL /*!< GPIO_DBCTL setting for sampling cycle = 512 clocks */
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#define GPIO_DBCTL_DBCLKSEL_1024 0x0000000AUL /*!< GPIO_DBCTL setting for sampling cycle = 1024 clocks */
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#define GPIO_DBCTL_DBCLKSEL_2048 0x0000000BUL /*!< GPIO_DBCTL setting for sampling cycle = 2048 clocks */
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#define GPIO_DBCTL_DBCLKSEL_4096 0x0000000CUL /*!< GPIO_DBCTL setting for sampling cycle = 4096 clocks */
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#define GPIO_DBCTL_DBCLKSEL_8192 0x0000000DUL /*!< GPIO_DBCTL setting for sampling cycle = 8192 clocks */
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#define GPIO_DBCTL_DBCLKSEL_16384 0x0000000EUL /*!< GPIO_DBCTL setting for sampling cycle = 16384 clocks */
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#define GPIO_DBCTL_DBCLKSEL_32768 0x0000000FUL /*!< GPIO_DBCTL setting for sampling cycle = 32768 clocks */
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/* Define GPIO Pin Data Input/Output. It could be used to control each I/O pin by pin address mapping.
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Example 1:
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PA0 = 1;
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It is used to set GPIO PA.0 to high;
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Example 2:
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if (PA0)
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PA0 = 0;
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If GPIO PA.0 pin status is high, then set GPIO PA.0 data output to low.
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*/
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#define GPIO_PIN_DATA(port, pin) (*((volatile uint32_t *)((GPIO_PIN_DATA_BASE+(0x40*(port))) + ((pin)<<2))))
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#define PA0 GPIO_PIN_DATA(0, 0 ) /*!< Specify PA.0 Pin Data Input/Output */
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#define PA1 GPIO_PIN_DATA(0, 1 ) /*!< Specify PA.1 Pin Data Input/Output */
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#define PA2 GPIO_PIN_DATA(0, 2 ) /*!< Specify PA.2 Pin Data Input/Output */
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#define PA3 GPIO_PIN_DATA(0, 3 ) /*!< Specify PA.3 Pin Data Input/Output */
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#define PA4 GPIO_PIN_DATA(0, 4 ) /*!< Specify PA.4 Pin Data Input/Output */
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#define PA5 GPIO_PIN_DATA(0, 5 ) /*!< Specify PA.5 Pin Data Input/Output */
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#define PA6 GPIO_PIN_DATA(0, 6 ) /*!< Specify PA.6 Pin Data Input/Output */
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#define PA7 GPIO_PIN_DATA(0, 7 ) /*!< Specify PA.7 Pin Data Input/Output */
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#define PA8 GPIO_PIN_DATA(0, 8 ) /*!< Specify PA.8 Pin Data Input/Output */
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#define PA9 GPIO_PIN_DATA(0, 9 ) /*!< Specify PA.9 Pin Data Input/Output */
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#define PA10 GPIO_PIN_DATA(0, 10) /*!< Specify PA.10 Pin Data Input/Output */
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#define PA11 GPIO_PIN_DATA(0, 11) /*!< Specify PA.11 Pin Data Input/Output */
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#define PA12 GPIO_PIN_DATA(0, 12) /*!< Specify PA.12 Pin Data Input/Output */
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#define PA13 GPIO_PIN_DATA(0, 13) /*!< Specify PA.13 Pin Data Input/Output */
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#define PA14 GPIO_PIN_DATA(0, 14) /*!< Specify PA.14 Pin Data Input/Output */
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#define PA15 GPIO_PIN_DATA(0, 15) /*!< Specify PA.15 Pin Data Input/Output */
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#define PB0 GPIO_PIN_DATA(1, 0 ) /*!< Specify PB.0 Pin Data Input/Output */
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#define PB1 GPIO_PIN_DATA(1, 1 ) /*!< Specify PB.1 Pin Data Input/Output */
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#define PB2 GPIO_PIN_DATA(1, 2 ) /*!< Specify PB.2 Pin Data Input/Output */
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#define PB3 GPIO_PIN_DATA(1, 3 ) /*!< Specify PB.3 Pin Data Input/Output */
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#define PB4 GPIO_PIN_DATA(1, 4 ) /*!< Specify PB.4 Pin Data Input/Output */
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#define PB5 GPIO_PIN_DATA(1, 5 ) /*!< Specify PB.5 Pin Data Input/Output */
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#define PB6 GPIO_PIN_DATA(1, 6 ) /*!< Specify PB.6 Pin Data Input/Output */
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#define PB7 GPIO_PIN_DATA(1, 7 ) /*!< Specify PB.7 Pin Data Input/Output */
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#define PB8 GPIO_PIN_DATA(1, 8 ) /*!< Specify PB.8 Pin Data Input/Output */
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#define PB9 GPIO_PIN_DATA(1, 9 ) /*!< Specify PB.9 Pin Data Input/Output */
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#define PB10 GPIO_PIN_DATA(1, 10) /*!< Specify PB.10 Pin Data Input/Output */
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#define PB11 GPIO_PIN_DATA(1, 11) /*!< Specify PB.11 Pin Data Input/Output */
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#define PB12 GPIO_PIN_DATA(1, 12) /*!< Specify PB.12 Pin Data Input/Output */
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#define PB13 GPIO_PIN_DATA(1, 13) /*!< Specify PB.13 Pin Data Input/Output */
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#define PB14 GPIO_PIN_DATA(1, 14) /*!< Specify PB.14 Pin Data Input/Output */
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#define PB15 GPIO_PIN_DATA(1, 15) /*!< Specify PB.15 Pin Data Input/Output */
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#define PC0 GPIO_PIN_DATA(2, 0 ) /*!< Specify PC.0 Pin Data Input/Output */
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#define PC1 GPIO_PIN_DATA(2, 1 ) /*!< Specify PC.1 Pin Data Input/Output */
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#define PC2 GPIO_PIN_DATA(2, 2 ) /*!< Specify PC.2 Pin Data Input/Output */
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#define PC3 GPIO_PIN_DATA(2, 3 ) /*!< Specify PC.3 Pin Data Input/Output */
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#define PC4 GPIO_PIN_DATA(2, 4 ) /*!< Specify PC.4 Pin Data Input/Output */
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#define PC5 GPIO_PIN_DATA(2, 5 ) /*!< Specify PC.5 Pin Data Input/Output */
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#define PC6 GPIO_PIN_DATA(2, 6 ) /*!< Specify PC.6 Pin Data Input/Output */
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#define PC7 GPIO_PIN_DATA(2, 7 ) /*!< Specify PC.7 Pin Data Input/Output */
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#define PC8 GPIO_PIN_DATA(2, 8 ) /*!< Specify PC.8 Pin Data Input/Output */
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#define PC9 GPIO_PIN_DATA(2, 9 ) /*!< Specify PC.9 Pin Data Input/Output */
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#define PC10 GPIO_PIN_DATA(2, 10) /*!< Specify PC.10 Pin Data Input/Output */
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#define PC11 GPIO_PIN_DATA(2, 11) /*!< Specify PC.11 Pin Data Input/Output */
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#define PC12 GPIO_PIN_DATA(2, 12) /*!< Specify PC.12 Pin Data Input/Output */
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#define PC13 GPIO_PIN_DATA(2, 13) /*!< Specify PC.13 Pin Data Input/Output */
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#define PC14 GPIO_PIN_DATA(2, 14) /*!< Specify PC.14 Pin Data Input/Output */
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#define PC15 GPIO_PIN_DATA(2, 15) /*!< Specify PC.15 Pin Data Input/Output */
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#define PD0 GPIO_PIN_DATA(3, 0 ) /*!< Specify PD.0 Pin Data Input/Output */
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#define PD1 GPIO_PIN_DATA(3, 1 ) /*!< Specify PD.1 Pin Data Input/Output */
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#define PD2 GPIO_PIN_DATA(3, 2 ) /*!< Specify PD.2 Pin Data Input/Output */
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#define PD3 GPIO_PIN_DATA(3, 3 ) /*!< Specify PD.3 Pin Data Input/Output */
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#define PD4 GPIO_PIN_DATA(3, 4 ) /*!< Specify PD.4 Pin Data Input/Output */
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#define PD5 GPIO_PIN_DATA(3, 5 ) /*!< Specify PD.5 Pin Data Input/Output */
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#define PD6 GPIO_PIN_DATA(3, 6 ) /*!< Specify PD.6 Pin Data Input/Output */
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#define PD7 GPIO_PIN_DATA(3, 7 ) /*!< Specify PD.7 Pin Data Input/Output */
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#define PD8 GPIO_PIN_DATA(3, 8 ) /*!< Specify PD.8 Pin Data Input/Output */
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#define PD9 GPIO_PIN_DATA(3, 9 ) /*!< Specify PD.9 Pin Data Input/Output */
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#define PD10 GPIO_PIN_DATA(3, 10) /*!< Specify PD.10 Pin Data Input/Output */
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#define PD11 GPIO_PIN_DATA(3, 11) /*!< Specify PD.11 Pin Data Input/Output */
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#define PD12 GPIO_PIN_DATA(3, 12) /*!< Specify PD.12 Pin Data Input/Output */
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#define PD13 GPIO_PIN_DATA(3, 13) /*!< Specify PD.13 Pin Data Input/Output */
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#define PD14 GPIO_PIN_DATA(3, 14) /*!< Specify PD.14 Pin Data Input/Output */
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#define PD15 GPIO_PIN_DATA(3, 15) /*!< Specify PD.15 Pin Data Input/Output */
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#define PE0 GPIO_PIN_DATA(4, 0 ) /*!< Specify PE.0 Pin Data Input/Output */
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#define PE1 GPIO_PIN_DATA(4, 1 ) /*!< Specify PE.1 Pin Data Input/Output */
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#define PE2 GPIO_PIN_DATA(4, 2 ) /*!< Specify PE.2 Pin Data Input/Output */
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#define PE3 GPIO_PIN_DATA(4, 3 ) /*!< Specify PE.3 Pin Data Input/Output */
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#define PE4 GPIO_PIN_DATA(4, 4 ) /*!< Specify PE.4 Pin Data Input/Output */
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#define PE5 GPIO_PIN_DATA(4, 5 ) /*!< Specify PE.5 Pin Data Input/Output */
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#define PE6 GPIO_PIN_DATA(4, 6 ) /*!< Specify PE.6 Pin Data Input/Output */
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#define PE7 GPIO_PIN_DATA(4, 7 ) /*!< Specify PE.7 Pin Data Input/Output */
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#define PE8 GPIO_PIN_DATA(4, 8 ) /*!< Specify PE.8 Pin Data Input/Output */
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#define PE9 GPIO_PIN_DATA(4, 9 ) /*!< Specify PE.9 Pin Data Input/Output */
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#define PE10 GPIO_PIN_DATA(4, 10) /*!< Specify PE.10 Pin Data Input/Output */
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#define PE11 GPIO_PIN_DATA(4, 11) /*!< Specify PE.11 Pin Data Input/Output */
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#define PE12 GPIO_PIN_DATA(4, 12) /*!< Specify PE.12 Pin Data Input/Output */
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#define PE13 GPIO_PIN_DATA(4, 13) /*!< Specify PE.13 Pin Data Input/Output */
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#define PE14 GPIO_PIN_DATA(4, 14) /*!< Specify PE.14 Pin Data Input/Output */
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#define PF0 GPIO_PIN_DATA(5, 0 ) /*!< Specify PF.0 Pin Data Input/Output */
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#define PF1 GPIO_PIN_DATA(5, 1 ) /*!< Specify PF.1 Pin Data Input/Output */
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#define PF2 GPIO_PIN_DATA(5, 2 ) /*!< Specify PF.2 Pin Data Input/Output */
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#define PF3 GPIO_PIN_DATA(5, 3 ) /*!< Specify PF.3 Pin Data Input/Output */
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#define PF4 GPIO_PIN_DATA(5, 4 ) /*!< Specify PF.4 Pin Data Input/Output */
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#define PF5 GPIO_PIN_DATA(5, 5 ) /*!< Specify PF.5 Pin Data Input/Output */
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#define PF6 GPIO_PIN_DATA(5, 6 ) /*!< Specify PF.6 Pin Data Input/Output */
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#define PF7 GPIO_PIN_DATA(5, 7 ) /*!< Specify PF.7 Pin Data Input/Output */
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/*@}*/ /* end of group GPIO_EXPORTED_CONSTANTS */
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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 Clear GPIO Pin Interrupt Flag
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*
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* @param[in] port GPIO port. It could be PA, PB, PC, PD, PE or PF.
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* @param[in] u32PinMask The single or multiple pins of specified GPIO port.
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* It could be BIT0 ~ BIT15 for PA, PB, PC and PD.
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* It could be BIT0 ~ BIT14 for PE.
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* It could be BIT0 ~ BIT7 for PF.
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*
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* @return None
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*
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* @details Clear the interrupt status of specified GPIO pin.
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*/
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#define GPIO_CLR_INT_FLAG(port, u32PinMask) ((port)->INTSRC = (u32PinMask))
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/**
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* @brief Disable Pin De-bounce Function
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*
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* @param[in] port GPIO port. It could be PA, PB, PC, PD, PE or PF.
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* @param[in] u32PinMask The single or multiple pins of specified GPIO port.
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* It could be BIT0 ~ BIT15 for PA, PB, PC and PD.
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* It could be BIT0 ~ BIT14 for PE.
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* It could be BIT0 ~ BIT7 for PF.
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*
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* @return None
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*
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* @details Disable the interrupt de-bounce function of specified GPIO pin.
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*/
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#define GPIO_DISABLE_DEBOUNCE(port, u32PinMask) ((port)->DBEN &= ~(u32PinMask))
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/**
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* @brief Enable Pin De-bounce Function
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*
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* @param[in] port GPIO port. It could be PA, PB, PC, PD, PE or PF.
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* @param[in] u32PinMask The single or multiple pins of specified GPIO port.
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* It could be BIT0 ~ BIT15 for PA, PB, PC and PD.
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* It could be BIT0 ~ BIT14 for PE.
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* It could be BIT0 ~ BIT7 for PF.
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* @return None
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*
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* @details Enable the interrupt de-bounce function of specified GPIO pin.
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*/
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#define GPIO_ENABLE_DEBOUNCE(port, u32PinMask) ((port)->DBEN |= (u32PinMask))
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/**
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* @brief Disable I/O Digital Input Path
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*
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* @param[in] port GPIO port. It could be PA, PB, PC, PD, PE or PF.
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* @param[in] u32PinMask The single or multiple pins of specified GPIO port.
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* It could be BIT0 ~ BIT15 for PA, PB, PC and PD.
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* It could be BIT0 ~ BIT14 for PE.
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* It could be BIT0 ~ BIT7 for PF.
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*
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* @return None
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*
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* @details Disable I/O digital input path of specified GPIO pin.
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*/
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#define GPIO_DISABLE_DIGITAL_PATH(port, u32PinMask) ((port)->DINOFF |= ((u32PinMask)<<16))
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/**
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* @brief Enable I/O Digital Input Path
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*
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* @param[in] port GPIO port. It could be PA, PB, PC, PD, PE or PF.
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* @param[in] u32PinMask The single or multiple pins of specified GPIO port.
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* It could be BIT0 ~ BIT15 for PA, PB, PC and PD.
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* It could be BIT0 ~ BIT14 for PE.
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* It could be BIT0 ~ BIT7 for PF.
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*
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* @return None
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*
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* @details Enable I/O digital input path of specified GPIO pin.
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*/
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#define GPIO_ENABLE_DIGITAL_PATH(port, u32PinMask) ((port)->DINOFF &= ~((u32PinMask)<<16))
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/**
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* @brief Disable I/O DOUT mask
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*
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* @param[in] port GPIO port. It could be PA, PB, PC, PD, PE or PF.
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* @param[in] u32PinMask The single or multiple pins of specified GPIO port.
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* It could be BIT0 ~ BIT15 for PA, PB, PC and PD.
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* It could be BIT0 ~ BIT14 for PE.
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* It could be BIT0 ~ BIT7 for PF.
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*
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* @return None
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*
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* @details Disable I/O DOUT mask of specified GPIO pin.
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*/
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#define GPIO_DISABLE_DOUT_MASK(port, u32PinMask) ((port)->DATMSK &= ~(u32PinMask))
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/**
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* @brief Enable I/O DOUT mask
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*
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* @param[in] port GPIO port. It could be PA, PB, PC, PD, PE or PF.
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* @param[in] u32PinMask The single or multiple pins of specified GPIO port.
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* It could be BIT0 ~ BIT15 for PA, PB, PC and PD.
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* It could be BIT0 ~ BIT14 for PE.
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* It could be BIT0 ~ BIT7 for PF.
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*
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* @return None
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*
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* @details Enable I/O DOUT mask of specified GPIO pin.
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*/
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#define GPIO_ENABLE_DOUT_MASK(port, u32PinMask) ((port)->DATMSK |= (u32PinMask))
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/**
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* @brief Get GPIO Pin Interrupt Flag
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*
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* @param[in] port GPIO port. It could be PA, PB, PC, PD, PE or PF.
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* @param[in] u32PinMask The single or multiple pins of specified GPIO port.
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* It could be BIT0 ~ BIT15 for PA, PB, PC and PD.
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* It could be BIT0 ~ BIT14 for PE.
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* It could be BIT0 ~ BIT7 for PF.
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*
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* @retval 0 No interrupt at specified GPIO pin
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* @retval 1 The specified GPIO pin generate an interrupt
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*
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* @details Get the interrupt status of specified GPIO pin.
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*/
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#define GPIO_GET_INT_FLAG(port, u32PinMask) ((port)->INTSRC & (u32PinMask))
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/**
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* @brief Set De-bounce Sampling Cycle Time
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*
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* @param[in] u32ClkSrc The de-bounce counter clock source. It could be GPIO_DBCTL_DBCLKSRC_HCLK or GPIO_DBCTL_DBCLKSRC_LIRC.
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* @param[in] u32ClkSel The de-bounce sampling cycle selection. It could be
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* - \ref GPIO_DBCTL_DBCLKSEL_1
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* - \ref GPIO_DBCTL_DBCLKSEL_2
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* - \ref GPIO_DBCTL_DBCLKSEL_4
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* - \ref GPIO_DBCTL_DBCLKSEL_8
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* - \ref GPIO_DBCTL_DBCLKSEL_16
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* - \ref GPIO_DBCTL_DBCLKSEL_32
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* - \ref GPIO_DBCTL_DBCLKSEL_64
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* - \ref GPIO_DBCTL_DBCLKSEL_128
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* - \ref GPIO_DBCTL_DBCLKSEL_256
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* - \ref GPIO_DBCTL_DBCLKSEL_512
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* - \ref GPIO_DBCTL_DBCLKSEL_1024
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* - \ref GPIO_DBCTL_DBCLKSEL_2048
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* - \ref GPIO_DBCTL_DBCLKSEL_4096
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* - \ref GPIO_DBCTL_DBCLKSEL_8192
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* - \ref GPIO_DBCTL_DBCLKSEL_16384
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* - \ref GPIO_DBCTL_DBCLKSEL_32768
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*
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* @return None
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*
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* @details Set the interrupt de-bounce sampling cycle time based on the debounce counter clock source. \n
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* Example: _GPIO_SET_DEBOUNCE_TIME(GPIO_DBCTL_DBCLKSRC_LIRC, GPIO_DBCTL_DBCLKSEL_4). \n
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* It's meaning the De-debounce counter clock source is internal 10 KHz and sampling cycle selection is 4. \n
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* Then the target de-bounce sampling cycle time is (4)*(1/(10*1000)) s = 4*0.0001 s = 400 us,
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* and system will sampling interrupt input once per 00 us.
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*/
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#define GPIO_SET_DEBOUNCE_TIME(u32ClkSrc, u32ClkSel) (GPIO->DBCTL = (GPIO_DBCTL_ICLKON_Msk | (u32ClkSrc) | (u32ClkSel)))
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/**
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* @brief Get GPIO Port IN Data
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*
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* @param[in] port GPIO port. It could be PA, PB, PC, PD, PE or PF.
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*
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* @return The specified port data
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*
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* @details Get the PIN register of specified GPIO port.
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*/
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#define GPIO_GET_IN_DATA(port) ((port)->PIN)
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/**
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* @brief Set GPIO Port OUT Data
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*
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* @param[in] port GPIO port. It could be PA, PB, PC, PD, PE or PF.
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* @param[in] u32Data GPIO port data.
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*
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* @return None
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*
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* @details Set the Data into specified GPIO port.
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*/
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#define GPIO_SET_OUT_DATA(port, u32Data) ((port)->DOUT = (u32Data))
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/**
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* @brief Toggle Specified GPIO pin
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*
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* @param[in] u32Pin Pxy
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*
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* @return None
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*
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* @details Toggle the specified GPIO pint.
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*/
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#define GPIO_TOGGLE(u32Pin) ((u32Pin) ^= 1)
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/**
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* @brief Enable External GPIO interrupt
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*
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* @param[in] port GPIO port. It could be PA, PB, PC, PD, PE or PF.
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* @param[in] u32Pin The pin of specified GPIO port.
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* It could be 0 ~ 15 for PA, PB, PC and PD GPIO port.
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* It could be 0 ~ 14 for PE GPIO port.
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* It could be 0 ~ 7 for PF GPIO port.
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* @param[in] u32IntAttribs The interrupt attribute of specified GPIO pin. It could be \n
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* GPIO_INT_RISING, GPIO_INT_FALLING, GPIO_INT_BOTH_EDGE, GPIO_INT_HIGH, 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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#define GPIO_EnableEINT GPIO_EnableInt
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/**
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* @brief Disable External GPIO interrupt
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*
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* @param[in] port GPIO port. It could be PA, PB, PC, PD, PE or PF.
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* @param[in] u32Pin The pin of specified GPIO port.
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* It could be 0 ~ 15 for PA, PB, PC and PD GPIO port.
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* It could be 0 ~ 14 for PE GPIO port.
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* It could be 0 ~ 7 for PF 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 enable specified GPIO pin interrupt.
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*/
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#define GPIO_DisableEINT GPIO_DisableInt
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void GPIO_SetMode(GPIO_T *port, uint32_t u32PinMask, uint32_t u32Mode);
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void GPIO_EnableInt(GPIO_T *port, uint32_t u32Pin, uint32_t u32IntAttribs);
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void GPIO_DisableInt(GPIO_T *port, uint32_t u32Pin);
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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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#ifdef __cplusplus
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}
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#endif
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#endif // __GPIO_H__
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/*** (C) COPYRIGHT 2013~2015 Nuvoton Technology Corp. ***/
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