At 23:29 02/26/99 -0500, Wagner Lipnharski wrote: >He needs a 2^8 bits counter, 8 stages, easy solution, >but it needs to have a serial output, not parallel, so >he could read the actual counter 8 bits using a 2 wire >serial transfer. > >He can not use a microcontroller to count it because the >signal high frequency involved, around 15MHz. hm.. the timer1 specs i've seen go up to 16MHz in async counter mode. but might be overkill :) ge