 #include <SD.h>
 #include <SPI.h>            // Needed for SD lib
-#include <TM1637Display.h>  // 7-segment driver lib
 
 // Defines for Arduino port numbers
 #define CLOCK          5  // SRCLK (A/D-Bus Shift Registers)

  pinMode(OEVCBUS, OUTPUT);
  pinMode(LED, OUTPUT);

  // Isolate MultiROM from console bus
  disableVCBus();

  // Init and enable 7-segment display
  display.setSegments(displayInitData);
  display.setBrightness(0x0f);

  // Wait for user selecting a ROM number
  byte key = getKey(A7);
  do {

      ++romNumber;
    else if (key == DOWNKEY && lastkey != DOWNKEY && romNumber > 1)
      --romNumber;
    dispShowNumber(romNumber);
    lastkey = key;
    key = getKey(A7);
  } while (key != SELECTKEY);
