Panasonic
RJ-3250/3450/3600/3660,
Realistic
TRC424/TRC431/TRC456,
Superscope
Aircommand
CB140/ CB340/
CB640
This chip is
very similar to
the uPD858, but
this one gives
you the choice
of either 8 bit
binary or 6 bit
BCD/ROM
programming.
In the BCD/ROM
models
disconnecting
pin 24,grounding
pin 14 and
switching pins 7
& 8 converts
them to binary
programming
(THE
SCREWDRIVER
EXPERT’S" GUIDE By
Lou
Franklin, K6NH) |