??? 11/09/04 17:38 Read: times |
#80831 - RE: a guess Responding to: ???'s previous message |
In the olden days the 80C31 (NO internal code memory) required !EA set low. It was found that Intel used '51s with defective code as '31s. Maybe Atmel in a pinch relabeled '52's as '51s.
Erik |