transmissor

#include <SoftwareSerial.h>

SoftwareSerial apc220(6, 7);
const int pino_botao = 4;
int valor_botao;
unsigned x = 0;
int cont =5;


void setup() {
Serial.begin(9600);
apc220.begin(9600);
pinMode(pino_botao,INPUT);
// delay(100);
}

void loop(){

if(digitalRead(4)==1){
    cont++;  // atribui +1 a variavel cont
    delay(300);
 }
 if(cont==6){cont=1;}   /


 if(cont==1){
 apc220.write(10);
Serial.println (apc220);
delay(10);
 }
 else if(cont==2){
  apc220.write(50);
Serial.println (apc220);
delay(10);
 }
 else if(cont==3){
  apc220.write(100);
Serial.println (apc220);
delay(10);
 }
 else if(cont==4){
  apc220.write(150);
Serial.println (apc220);
delay(10);
 }
 else if(cont==5){
  apc220.write(200);
Serial.println (apc220);
delay(10);
 }
}