STC8A8KGPIO库.zip

#include "user_config.h" void GPIO_DeInit() { //设置所有IO为高阻输入模式，进行初始化 P0M0 = P1M0 = P2M0 = P3M0 = P4M0 = P5M0 = P6M0 = P7M0 = 0X00; P0M1 = P1M1 = P2M1 = P3M1 = P4M1 = P5M1 = P6M1 = P7M1 = 0XFF; P1 = P2 = P3 = P4 = P5 = P6 = P7 = 0X00; } void GPIO_Init(uint8_t PORT, uint8_t PIN, uint8_t MODE, uint8_t OUTPUT) { uint8_t pinMode0 = 0, pinMode1 = 0, pinValue = 0; uint8_t PnM0 = 0X00, PnM1 = 0X00, Pn = 0X00; pinMode0 = (MODE & 0x01) >> 0; pinMode1 = (MODE & 0x02) >> 1; pinValue = OUTPUT; if (PIN == PIN_ALL) { PnM0 = pinMode0 == true ? 0xFF : 0x00; PnM1 = pinMode1 == true ? 0xFF : 0x00; Pn = pinValue == true ? 0xFF : 0x00; } else { switch (PORT) { case PORT0: { PnM0 = P0M0; PnM1 = P0M1; Pn = P0; break; } case PORT1: { PnM0 = P1M0; PnM1 = P1M1; Pn = P1; break; } case PORT2: { PnM0 = P2M0; PnM1 = P2M1; Pn = P2; break; } case PORT3: { PnM0 = P3M0; PnM1 = P3M1; Pn = P3; break; } case PORT4: { PnM0 = P4M0; PnM1 = P4M1; Pn = P4; break; } case PORT5: { PnM0 = P5M0; PnM1 = P5M1; Pn = P5; break; } case PORT6: { PnM0 = P6M0; PnM1 = P6M1; Pn = P6; break; } case PORT7: { PnM0 = P7M0; PnM1 = P7M1; Pn = P7; break; } } PnM0 = PnM0 & (~(0x01 << PIN)); PnM0 = PnM0 | (pinMode0 << PIN); PnM1 = PnM1 & (~(0x01 << PIN)); PnM1 = PnM1 | (pinMode1 << PIN); Pn = Pn & (~(0x01 << PIN)); Pn = Pn | ((pinValue) << PIN); } switch (PORT) { case PORT0: { P0M0 = PnM0; P0M1 = PnM1; P0 = Pn; break; } case PORT1: { P1M0 = PnM0; P1M1 = PnM1; P1 = Pn; break; } case PORT2: { P2M0 = PnM0; P2M1 = PnM1; P2 = Pn; break; } case PORT3: { P3M0 = PnM0; P3M1 = PnM1; P3 = Pn; break; } case PORT4: { P4M0 = PnM0; P4M1 = PnM1; P4 = Pn; break; } case PORT5: { P5M0 = PnM0; P5M1 = PnM1; P5 = Pn; break; } case PORT6: { P6M0 = PnM0; P6M1 = PnM1; P6 = Pn; break; } case PORT7: { P7M0 = PnM0; P7M1 = PnM1; P7 = Pn; break; } } }