Revive Digispark ATTiny85 sketch

digispark_revival.ino

// Fixes the Digispark board brown out (USB re-enumeration) issue
//
// 1. Install drivers: https://github.com/digistump/DigistumpArduino/releases/download/1.6.7/Digistump.Drivers.zip
// 2. Install Digispark boards: https://raw.githubusercontent.com/digistump/arduino-boards-index/master/package_digistump_index.json
// 3. Choose Tool > Board > Digispark (Default - 16.5mhz)
// 4. Upload this sketch
// 5. Plugin the board in USB

void setup() {                
  // initialize the digital pin as an output.
  pinMode(0, OUTPUT); //LED on Model B
  pinMode(1, OUTPUT); //LED on Model A   
}

void loop() {
  digitalWrite(0, HIGH);   // turn the LED on (HIGH is the voltage level)
  digitalWrite(1, HIGH);
  delay(1000);               // wait for a second
  digitalWrite(0, LOW);    // turn the LED off by making the voltage LOW
  digitalWrite(1, LOW); 
  delay(1000);               // wait for a second
}