Assertion: wiegand protocol | /r/MadeOf | eight facility code bits
Facets:
Source sentences:
text: As the original 26-bit Wiegand protocol contained one parity bit, eight facility code bits, 16 bits for card numbers, and 26 trailing parity bits, many systems and facilities were unhappy with the limited number of bits available, and began looking for other formats capable of more bits for their swipe card systems.