POP-X2 Sensor Reading show at GLCD

#include <popx2.h>  // POP-X2 Board
word L,R,GP2;
void setup() {
  setTextSize(2);glcdMode(3);
}

void loop() {
    L=analog(0);R=analog(1);GP2=analog(2);
    glcd(0,0,"L=%d  ",L);
    glcd(1,0,"R=%d  ",R);
    glcd(2,0,"GP2=%d  ",GP2);
}