63 lines
1,2 KiB
C
63 lines
1,2 KiB
C
#include "stm32f10x.h"
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#include "Driver_GPIO.h"
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void MyGPIO_Init(MyGPIO_Struct_TypeDef * GPIOStructPtr)
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{
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if (GPIOStructPtr->GPIO==GPIOA)
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{
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RCC->APB2ENR |= RCC_APB2ENR_IOPAEN;
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}
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if (GPIOStructPtr->GPIO==GPIOB)
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{
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RCC->APB2ENR |= RCC_APB2ENR_IOPBEN;
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}
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if (GPIOStructPtr->GPIO==GPIOC)
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{
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RCC->APB2ENR |= RCC_APB2ENR_IOPCEN;
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}
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if (GPIOStructPtr->GPIO==GPIOD)
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{
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RCC->APB2ENR |= RCC_APB2ENR_IOPDEN;
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}
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if((GPIOStructPtr->GPIO_Pin)>7)
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{
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GPIOStructPtr->GPIO->CRH &= ~(0xF<<(GPIOStructPtr->GPIO_Pin%8)*4);
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GPIOStructPtr->GPIO->CRH |= (GPIOStructPtr->GPIO_Conf)<<(GPIOStructPtr->GPIO_Pin%8)*4;
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}else
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{
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GPIOStructPtr->GPIO->CRL &= ~(0xF<<(GPIOStructPtr->GPIO_Pin%8)*4);
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GPIOStructPtr->GPIO->CRL |= (GPIOStructPtr->GPIO_Conf)<<(GPIOStructPtr->GPIO_Pin%8)*4;
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}
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}
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int MyGPIO_Read (GPIO_TypeDef * GPIO , char GPIO_Pin)
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{
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int retour;
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retour=(GPIO->IDR>>(GPIO_Pin));
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retour&=0x1;
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return retour ;
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}
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void MyGPIO_Set (GPIO_TypeDef * GPIO , char GPIO_Pin)
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{
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GPIO->ODR|=1<<GPIO_Pin;
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}
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void MyGPIO_Reset (GPIO_TypeDef * GPIO , char GPIO_Pin)
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{
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GPIO->ODR&=0<<GPIO_Pin;
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}
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void MyGPIO_Toggle (GPIO_TypeDef * GPIO , char GPIO_Pin)
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{
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GPIO->ODR^=1<<(GPIO_Pin);
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}
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