51單片機無線模塊

ID:233449 · 發表于 2017-9-16 15:42

#include <stc15f2k60s2.h>
#include <intrins.h>
#include "uart.h"
unsigned char serial_data[400];
bit flag_recful=0;
//******************************************************************************************************
//串口初始化 9600波特率串口1
//*******************************************************************************************************
void Uart_Init()
{
SCON = 0x50;
AUXR |= 0x04;
T2L = 0xE0;
T2H = 0xFE;
AUXR |= 0x01;
AUXR |= 0x10;
//IP=0x10;
ES=1;
RI=0;
EA=1;
}
/*=========================================串口1字符串發送函數=====================================
函數名：uart1_send_str
功能介紹：發送字符串
函數參數：*s :發送的字符串首地址
返回值：無
===============================================================================================*/
void uart1_send_str(unsigned char *s) {
ES=0;
while(*s!='\0') {
  SBUF=*s;
  while(!TI);
  TI=0;
  s++;
}
ES=1;
return;
}
/**********************************************
函數功能；串口1接收客戶端發來的數據
數據格式：前：Direction:run!  后：Direction:back! 左：Direction:left! 右：Direction:right!
      速度：Speed:xx    舵機角度：angle:xx
/**********************************************/
void UART_Interrupt_Receive(void) interrupt 4
{
static unsigned int i=0;

if(RI==1)
{
   RI  = 0;
   serial_data[i] = SBUF;
i++;
if(serial_data[i-1]=='>' || serial_data[i-1]=='!'|| serial_data[i-1]=='K'|| serial_data[i-1]=='R'|| serial_data[i-1]=='k')
{
   flag_recful=1;
   serial_data[i]='\0';
   i=0;
}
}
return;
}
//******************************************************************************************************
//串口初始化 9600波特率串口2
//*******************************************************************************************************
void Uart_Init2(void)  //9600bps@11.0592MHz
{
S2CON = 0x50;
AUXR |= 0x04;
T2L = 0xE0;
T2H = 0xFE;
AUXR |= 0x10;
IE2&=0xfe;
IE2|=0x01;
  S2CON|=0x01;
}
/*=========================================串口1字符串發送函數=====================================
函數名：uart1_send_str
功能介紹：發送字符串
函數參數：*s :發送的字符串首地址
返回值：無
===============================================================================================*/
void uart2_send_str(unsigned char *s) {
IE2&=0xfe;
while(*s!='\0') {
  S2BUF=*s;
  while(!(S2CON&0x02));
  S2CON&=0xfd;
  s++;
}
  IE2|=0x01;
return;
}
/**********************************************
函數功能；串口2接收客戶端發來的數據
數據格式：前：Direction:run!  后：Direction:back! 左：Direction:left! 右：Direction:right!
      速度：Speed:xx    舵機角度：angle:xx
/**********************************************/
void UART_Interrupt_Receive2(void) interrupt 8
{
static unsigned int j=0;
if(S2CON&0x01)
{
   S2CON&=0xfe;
   serial_data[j] = S2BUF;
j++;
if(serial_data[j-1]=='>' || serial_data[j-1]=='!'|| serial_data[j-1]=='K'|| serial_data[j-1]=='z')
{
   flag_recful=1;
   serial_data[j]='\0';
   j=0;
}
}
return;
}

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51單片機無線模塊