add lower model test

wujiazhi

2024-06-13 72def895431ad7a08e635b11f3da738e2b2c4618

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#ifndef __RS485_H
#define __RS485_H             
     
#include "define_all.h" 
 
 
 
 
void RS485_Usart_Init(uint8  BaudRateCode,uint8 Parity);
void RS485_Send_Data(uint8 *buf,uint16 len);
void RS485_Receive_Data(uint8 * recbuf, uint8 *rec485buffer, uint8 len);
 
 
#endif