sys.h

来自「LPC213x系列启动代码,支持ADS1.2编译器,已成功运行」· C头文件 代码 · 共 19 行

#define bLINE				(0 << 23)		// P0.23
#define bLP				(1 << 28)		// P1.28

#define SET_LINE_OUT()	(IODIR0 |= bLINE)
#define SET_LINE_IN()		(IODIR0 &= ~bLINE)

#define SET_LINE_LOW()	(IOCLR0 = bLINE)
#define SET_LINE_HIGH()	(IOSET0 = bLINE)

#define READ_LINE_DATA()	(IOPIN0 & bLINE)

#define LINE_USE			1
#define KEY_USE			1
#define LP_USE			1
#define MEM_USE			1

extern UCHAR ucUnique[8];

void ReadDS2401(void);