GPIO_P5) return1; //¿Õ²Ù×÷ if(GPIOx->Mode>GPIO_OUT_PP) return2; //´íÎó if(GPIO==GPIO_P0) { if(GPIOx->Mode==GPIO_PullUp) P0M1&=~GPIOx->Pin, P0M0&=~GPIOx->Pin; //ÉÏÀ×¼Ë«Ïò¿Ú if(GPIOx->Mode==GPIO_HighZ) P0M1|= GPIOx->Pin, P0M0&=~GPIOx->Pin; //¸¡¿ÕÊäÈë if(GPIOx->Mode==GPIO_OUT_OD) P0M1|= GPIOx->Pin, P0M0|= GPIOx->Pin; //¿ªÂ©Êä³ö if(GPIOx->Mode==GPIO_OUT_PP) P0M1&=~GPIOx->Pin, P0M0|= GPIOx->Pin; //ÍÆÍìÊä³ö } if(GPIO==GPIO_P1) { if(GPIOx->Mode==GP-IMDN开发者社群-imdn.cn"> GPIO_P5) return1; //¿Õ²Ù×÷ if(GPIOx->Mode>GPIO_OUT_PP) return2; //´íÎó if(GPIO==GPIO_P0) { if(GPIOx->Mode==GPIO_PullUp) P0M1&=~GPIOx->Pin, P0M0&=~GPIOx->Pin; //ÉÏÀ×¼Ë«Ïò¿Ú if(GPIOx->Mode==GPIO_HighZ) P0M1|= GPIOx->Pin, P0M0&=~GPIOx->Pin; //¸¡¿ÕÊäÈë if(GPIOx->Mode==GPIO_OUT_OD) P0M1|= GPIOx->Pin, P0M0|= GPIOx->Pin; //¿ªÂ©Êä³ö if(GPIOx->Mode==GPIO_OUT_PP) P0M1&=~GPIOx->Pin, P0M0|= GPIOx->Pin; //ÍÆÍìÊä³ö } if(GPIO==GPIO_P1) { if(GPIOx->Mode==GP - IMDN开发者社群-imdn.cn">

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单片机gpio初始化 gpio.c

于 2022-03-01 发布文件大小:1.27 kB

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代码说明：

#include "GPIO.h"u8 GPIO_Inilize(u8 GPIO, GPIO_InitTypeDef *GPIOx){ if(GPIO > GPIO_P5) return 1; //¿Õ²Ù×÷ if(GPIOx->Mode > GPIO_OUT_PP) return 2; //´íÎó if(GPIO == GPIO_P0) { if(GPIOx->Mode == GPIO_PullUp) P0M1 &= ~GPIOx->Pin, P0M0 &= ~GPIOx->Pin; //ÉÏÀ×¼Ë«Ïò¿Ú if(GPIOx->Mode == GPIO_HighZ) P0M1 |= GPIOx->Pin, P0M0 &= ~GPIOx->Pin; //¸¡¿ÕÊäÈë if(GPIOx->Mode == GPIO_OUT_OD) P0M1 |= GPIOx->Pin, P0M0 |= GPIOx->Pin; //¿ªÂ©Êä³ö if(GPIOx->Mode == GPIO_OUT_PP) P0M1 &= ~GPIOx->Pin, P0M0 |= GPIOx->Pin; //ÍÆÍìÊä³ö } if(GPIO == GPIO_P1) { if(GPIOx->Mode == GP

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单片机gpio初始化 gpio.c

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