ATTiny Fuse Reset with 12 Volt Charge Pump - Wayne's Tinkering Page
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Three in one AVR high voltage serial / Programmer High voltage parallel /ISP/ Support Mega328P Attiny13A|avr high voltage|avr oneavr high voltage programmer - AliExpress
Recover Bricked ATtiny Using Arduino as high voltage programmer - Electronics-Lab.com
Alan Yates' Laboratory - ATtiny High Voltage Programmer
Recover Bricked ATtiny Using Arduino as high voltage programmer - Electronics-Lab.com
High-Voltage Serial Programmer - Rescue AVR Chips
Nerd Ralph: PiggyFuse HVSP AVR fuse programmer
TinyFuses
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