/*
 *
 * DIGIT_to_HEX_sprintf_.ino
 *
 * https://wokwi.com/projects/416426541538135041
 *
 *
 //
 // https://forum.arduino.cc/t/decimal-to-hexadecimal-store-in-a-string/647276/8
 //
 *
 *
*/


void setup() {
  //
  Serial.begin(9600);
  //
  // https://forum.arduino.cc/t/decimal-to-hexadecimal-store-in-a-string/647276/8
  //
  int val = 4000; // fa0
  char buff[4];
  sprintf(buff, "%03X", val);
  Serial.print(F("0x"));Serial.println(buff); // 0xfa0  
  //
} // setup()


void loop() {
  //
} // loop()