main.c

下位机程序

#include "myapp.h"
int Main()
{
MMU_EnableICache();
ChangeClockDivider(1,1);
ChangeMPllValue(DFT_FCLK_VAL);//DFT_FCLK_VAL=200M,hclk=100M,pclk=50M
AD_init(1);
uart0_init();
timer4_init();
while(rec_byte_uart0()!=0xaa);
send_byte_uart0((unsigned char)(sampal>>8));//发送采样频率
send_byte_uart0((unsigned char)(sampal%256));
timer4_start();
while(1);
return 0;
}