Note: for an updated version of this project see "ATTiny Fuse Reset with 12 Volt Charge Pump" which adds an integrated 12 volt power supply. I like working with the Atmel's ATTiny series of microcontrollers and, from time to time, I'll mess up and "brick" one of them by setting a fuse value to something that disables further reprogramming of the chip with my AVR ISP MKII programmer. The way out o