rs485.h

来自「周立功PXA270实验箱的RS485驱动源代码」· C头文件 代码 · 共 14 行

#ifndef __MAGICARM270_RS485_H__
#define __MAGICARM270_RS485_H__

#include <linux/ioctl.h>

#define RS485_MAGIC		'K'
#define RS485_SET_MODE		_IOW('K',  0, int)
#define RS485_MAXNR		1

#define RS485_MODE_SEND 1
#define RS485_MODE_RECV 0

#endif