qmk_firmware/keyboards/ut472/ut472.c

#include "ut472.h"

void matrix_init_kb(void) {
  // Keyboard start-up code goes here
  // Runs once when the firmware starts up
  matrix_init_user();
};

void matrix_scan_kb(void) {
  // Looping keyboard code goes here
  // This runs every cycle (a lot)
  matrix_scan_user();
};