ATX2 RC Remote show on GLCD

#include <ATX2.h>   // ATX2 Board
int ch1,ch2,ch3,ch4;

void setup() {
  XIO();    // ATX2 initialize
  pinMode(31, INPUT);
  pinMode(30, INPUT);
  pinMode(29, INPUT);
  pinMode(28, INPUT);
}

void loop() {
  ch1 = pulseIn(31, HIGH, 25000);
  ch2 = pulseIn(30, HIGH, 25000);
  ch3 = pulseIn(29, HIGH, 25000);
  ch4 = pulseIn(28, HIGH, 25000);
  glcd(0,0,"%d ",ch1);
  glcd(1,0,"%d ",ch2);
  glcd(2,0,"%d ",ch3);
  glcd(3,0,"%d ",ch4);
}