Realisitic
TRC-476
Documentation Project
CBTricks.com
Integrated Circuits Internal
Diagrams
Pin Descriptions
TX: Transmot/receive select | PD: Charge pump output |
HOLD: Hold mode select | NC: Non connection |
INIT: Reset Line | SA to SG: Segment drivers for display |
TEST: Test point (input) | D1, D2: Digit output for display |
Vdd,Vss1,Vss2: Power supply | K11 to K14: Key input |
PIN: Programmable divider input | KD1 to KD3: Key scan outputs |
XIN,XOUT: Crystal oscillator input, output (e.g. 10.240MHz | BEEP: Beep-tone control output |
UL: Unlock detected output |
Disclaimer: Although the greatest care has been taken while compiling these documents,
we cannot guarantee that the instructions will work on every radio presented.