ＡＲＭ 硬件 红外发送接收

#include "s5pc100.h"

void uart3_init(void)
{
 GPA1.GPA1CON = (GPA1.GPA1CON & ~(0xff<<8)) | (0X22<<8) ;//enable GPA1.3 GPA1.4 pin function mode
 UART3.ULCON3 = (3<<0)|(1<<6);              //8 bit 1 stop  No parity
 UART3.UCON3  = (1<<2)|(1<<0);                 //设置为红外模式
 UART3.UFCON3 = 0X00;        //禁用FIFO 功能
 UART3.UMCON3 = 0X00;        //禁用 AFC  功能
 UART3.UBRDIV3 = 0X22;        //波特率配置 115200   UBRDIV0 = (PCLK / (bps x 16 ) ) -1
 UART3.UDIVSLOT3 = 0xdfdd;         //用来调整精度的,比如:66000000/115200/16 -1