urrent on 21V external prog pin • 6th card gen: PIC-based message blocker ("Kentucky Fried Chip") • 7th card gen: PIC16C84-based blocker/emulator ("Ho Lee Fook") • 7th card gen: PC-based emulator by Markus Kuhn • 8th card gen: Abandoned. (Same as 7th with different keys) • 9th card gen: Phoenix programs (