hello_led.c

来自「基于DE2实验板」· C语言 代码 · 共 25 行

//Frecqency : 50Mhz
//Nios CPU is in folder : lcd1_nios
//This LCD hardware module does not agree with Chinese character.
#include "system.h"
#include "altera_avalon_pio_regs.h"
#include "alt_types.h"
#include "lcd_source.h"

#define comm  0
#define dat   1

int main (void) __attribute__ ((weak, alias ("alt_main")));

int alt_main (void)
{
  int i;
  init_lcd();
  while (1) 
  {
    wr_lcd(comm,0x80);
    for(i=0;i<70;i++)
    wr_lcd(dat,'1');
  } 
  return 0;
}