 
   // Write ROM file to SRAM
   if (romFile) {
-    enableSRAM();
+    //enableSRAM();
     unsigned romSize = static_cast<unsigned>(romFile.size());
     if (romSize <= MAX_ROM_SIZE) {
       for (unsigned i = 0; i < romSize; i++) {

  delay(blinkTimeLow);
}

void enableSRAM() {
  pinMode(CE1SRAM, OUTPUT);
  pinMode(CE2SRAM, OUTPUT);
  digitalWrite(CE1SRAM, LOW);
  digitalWrite(CE2SRAM, HIGH);
}

void disableVCBus() {
  digitalWrite(WESRAM, HIGH);
  digitalWrite(OEDATA, LOW);
  digitalWrite(OEADDRESS, LOW);
  digitalWrite(OEVCBUS, HIGH);
}

void enableVCBus() {
  digitalWrite(WESRAM, HIGH);
  digitalWrite(OEDATA, HIGH);
  digitalWrite(OEADDRESS, HIGH);
  digitalWrite(OEVCBUS, LOW);
  delay(100);
  // handover R/W control to VC4000

}

void write2RAM(unsigned int address, byte data) {
  digitalWrite(OESHIFT, LOW);
  digitalWrite(WESRAM, HIGH);
  shiftout(address, data);
  digitalWrite(WESRAM, LOW);
