The Ultimate Alarm Clock
Schematics
Click on the schematic to enlarge it:
Port A-Keypad Connection
![](keyboard.gif)
Port B-Power for LED Display
![](powersmall.JPG)
Port B-LED Display Connections
![](ledsmall.JPG)
Port C-Crystal, Alarm Module, Second Indicator
![](portcsmall.JPG)
Port D-LCD Display
![](lcdsmall.JPG)
Webpage created by Joel Avrunin ('01) and Philip Weiss ('00).
Created May 4, 2000. Last updated May 6, 2000.