ATX2 & Wireless-X control Motor and Servo

#include <ATX2.h>
byte x,s01=0,s02=0,s03=0;
byte s1[5] =  {10,40,107,158};
byte s2[3] =  {5,95};
byte s3[6] = {0,25,50,148,180};
void setup(){
  XIO();
  pinMode(2,INPUT_PULLUP);
}
void loop(){
   while(uart1_ready()>0){
       x=uart1_read();
   }
    switch (x){
      case 0x01: BK(60);break;
      case 0x02: SR(60);break;
      case 0x04: SL(60);break;
      case 0x08: FD2(60,60);break;
      case 0x81: BK(100);break;
      case 0x82: SR(100);break;
      case 0x84: SL(100);break;
      case 0x88: FD2(100,100);break;
      case 0x11: servo(1,0);servo(2,180);break;
      case 0x12: servo(1,166);servo(2,14);break;
      case 0x18: servo(1,60);servo(2,120);break;

      case 0x21:
                  if(s01<3){s01++;}
                  else{s01=0;}
                  servo(1,s1[s01]);
                  delay(250);break;
      case 0x22:
                  if(s02==0){s02=1;}
                  else{s02=0;}
                  servo(2,s2[s02]);
                  delay(250);break;
      case 0x24:
                  if(s03<4){s03++;}
                  else{s03=0;}
                  servo(3,s3[s03]);
                  delay(250);break;
      case 0x28:
                  if(s01>0){s01--;}
                  else{s01=3;}
                  servo(1,s1[s01]);
                  delay(250);break;
      default: AO();
     }
}