stc_ttss_868/source/bsp/rs485.c

#include "rs485.h"

void L2_485_init(void)
{
	//485配置强推挽输出 P33 P32
	//BITN_0(P3M1,BITN3);BITN_1(P3M0,BITN3);
	BITN_0(P3M1,BITN2);BITN_1(P3M0,BITN2);
}