20 lines
814 B
C
20 lines
814 B
C
/*** 74hc165.h ***/
|
||
#ifndef _74HC165_H
|
||
#define _74HC165_H
|
||
|
||
#include "main.h"
|
||
|
||
#define HC165_CLK_H() LL_GPIO_SetOutputPin(HC165_CLK_GPIO_Port, HC165_CLK_Pin)
|
||
#define HC165_CLK_L() LL_GPIO_ResetOutputPin(HC165_CLK_GPIO_Port, HC165_CLK_Pin)//HC165时钟，上升沿触发
|
||
#define HC165_LD_H() LL_GPIO_SetOutputPin(HC165_LD_GPIO_Port, HC165_LD_Pin)
|
||
#define HC165_LD_L() LL_GPIO_ResetOutputPin(HC165_LD_GPIO_Port, HC165_LD_Pin)//并行数据输入使能，低电平有效
|
||
#define HC165_INH_H() LL_GPIO_SetOutputPin(HC165_INH_GPIO_Port, HC165_INH_Pin)
|
||
#define HC165_INH_L() LL_GPIO_ResetOutputPin(HC165_INH_GPIO_Port, HC165_INH_Pin)//时钟使能，低电平有效
|
||
|
||
#define HC165_DAT_OUT LL_GPIO_IsInputPinSet(HC165_DAT_GPIO_Port,HC165_DAT_Pin) //读取串行数据输出引脚电平
|
||
|
||
void _74hc165_init(void);
|
||
uint16_t _74hc165_read_byte(void);
|
||
|
||
#endif
|