ask_transmitter_servo.ino

#include <RH_ASK.h>
#ifdef RH_HAVE_HARDWARE_SPI
#include <SPI.h> // Not actually used but needed to compile
#endif

//RH_ASK driver; //Defaults to receive on pin D11 and transmit on pin 5
RH_ASK driver(2000, 4, 5, 0); //Bitrate, rx pin, tx pin, transmit controller pin

int potPin = A0;

void setup()
{
#ifdef RH_HAVE_SERIAL
    Serial.begin(9600);	  // Debugging only
#endif
    if (!driver.init())
#ifdef RH_HAVE_SERIAL
         Serial.println("init failed");
#else
	;
#endif

pinMode(potPin, INPUT);
}

void loop()
{
    byte reading = map(analogRead(A0), 0, 1024, 0, 255);
    const uint8_t * msg = &reading;

    driver.send(msg, 1);
    driver.waitPacketSent();
    delay(100);
}