Schematic drawing for the security keypad module; with AVR ATtiny2313.
Showing the internal connections and dimensions for a keypad.
Cabling between the microcontroller circuit board, keypad, connector and LEDs in keypad module.
Closeup of the indicator LEDs on the front of the keypad module.
Closeup of the keypad component installed in the keypad module.
Entire finished keypad module.
Close up of the front of the keypad module.
Keypad module mounted and in use, connected with DB9 cable.
The keypad finished, installed, connected and in use.
Assembly finished; showing the inside of the keypad module. ATtiny2313 connected to the keypad.
Inside of the keypad module, showing the backside of the mounted keypad.
An inside look of the keypad module during assembly.
Electronics, computers, tech and other geeky stuff by Thomas Jensen aka Hebron
Content licensed under CC BY-SA 4.0.
Made in Norway
Deployed: 2 days ago