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  • Writer's pictureRAJ SHARMA

RC Signal to Voltage Converter, Radio Remote PWM 1000uS to 2000 uS Signal to 0 to 5V Converter

Updated: Feb 28

Arduino based project , RC signal to 0-5V converter, Arduino UNO and LTC264412E 12BIT PWM to DAC board is used, Arduino converter RC signal to 0 to 100% Duty Cycle PWM, DAC converters PWM signal in to Voltage.



rc to dc motor code tested
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DAC Module Schematic and PCB Layout


Arduino Pins

  • RC Signal Input = Arduino UNO D5

  • PWM Output = Arduino Uno D10

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Arduino Code

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int joystickX= 10;

int rc_channel1 = 5;

void setup() {

pinMode(rc_channel1, INPUT);

pinMode(joystickX, OUTPUT);

Serial.begin(9600);

}

void loop() {

int pwm = 127;

int rc1 = pulseIn(rc_channel1, HIGH, 25000);

Serial.print(" raw channel1: ");

Serial.print(rc1);

if(rc1==0){

Serial.println(" no signal");

analogWrite(joystickX, 127);

}

else if(rc1 > 1530){ //right stick

pwm = map(rc1, 1530, 2000, 128, 255); //map our speed to 127-255 range

analogWrite(joystickX, pwm);

Serial.print(" right stick speed: ");

Serial.println(pwm);

}

else if(rc1 < 1460){ //left stick

pwm = map(rc1, 993, 1460, 1, 126); //map our speed to 1-126 range

analogWrite(joystickX, pwm);

Serial.print(" left stick speed: ");

Serial.println(pwm);

}else{

Serial.println(" stick centered");

analogWrite(joystickX, 127);

}

delay(10);

}




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