rds_tx_demo.c

si47xx FM 收音机的程序,通过单片机来控制搜台灯功能

#include "Si47xx_drv.h"

T_ERROR_OP Si47XX_TX_RDS_RT_DEMO(void)

{
  char text_string[] = "This is Silabs!";
  char *text_string_p = &(text_string[0]);
  unsigned char i,j,temp_buff[6];
  
  temp_buff[0] = 0x20;
  temp_buff[1] = 0;
  
  for(i=0; i<(sizeof(text_string)-1)/4; i++)
  {
  	temp_buff[2] = (unsigned char)(*(text_string_p++));
  	temp_buff[3] = (unsigned char)(*(text_string_p++));
  	temp_buff[4] = (unsigned char)(*(text_string_p++));
  	temp_buff[5] = (unsigned char)(*(text_string_p++));
	
		Si47XX_TX_RDS_Circular(0, &(temp_buff[0]));
		temp_buff[1]++;
	}
	  
	j = 2;
	for(i=0; i<(sizeof(text_string)-1)%4; i++)
	{
		temp_buff[j++] = (unsigned char)(*(text_string_p++));
	}
	temp_buff[j] = 0x0d;
	Si47XX_TX_RDS_Circular(0, &(temp_buff[0]));


	return OK;
}