touch.h

STM32驱动nrf24l01

#include "config.h"
#include "stm32f10x.h"

extern unsigned int X,Y;

#ifndef		_TOUCH_H_
#define		_TOUCH_H_

#define CMD_RDX 0X90  //0B10010000即用差分方式读X坐标
#define CMD_RDY	0XD0  //0B11010000即用差分方式读Y坐标 
#define TDIN  (1<<7)  // PA7
#define TCLK  (1<<5)  // PA5
#define TCS   (1<<7)  // PB7   			    
#define TDIN_SET(x) GPIOA->ODR=(GPIOA->ODR&~TDIN)|(x ? TDIN:0)
#define TCLK_SET(x) GPIOA->ODR=(GPIOA->ODR&~TCLK)|(x ? TCLK:0)													    
#define TCS_SET(x)  GPIOB->ODR=(GPIOB->ODR&~TCS)|(x ? TCS:0)  
#define DOUT GPIOA->IDR&1<<6 //PA6数据输入
#define PEN  GPIO_ReadInputDataBit(GPIOB,GPIO_Pin_6)   //PB6

  
u8 read_once(void);
void Read_Ads7843(void);
void start_spi(void);

#endif