Just clarifying: which blink example sketch are you using? If it's the Arduino one it blinks D13, and an ATTiny doesn't have one of those... Or have you got it blinking D0 and you've got the LED connected to leg 5?
Just clarifying: which blink example sketch are you using? If it's the Arduino one it blinks D13, and an ATTiny doesn't have one of those... Or have you got it blinking D0 and you've got the LED connected to leg 5?