main.h

串口通讯程序

//this packet includes info of AD,DI,real clk
unsigned char packet[140];

//g_work_mode = 0:通讯未建立;
//g_work_mode = 1:通讯为RS232;
//g_work_mode = 2:通讯为USB;
//g_work_mode = 3:通讯为RS485
//g_work_mode = 4:通讯未建立
int g_work_mode;


extern void Usart_init(void);
extern void clock_init(void);
extern BOOL Timer_init(void);