Binary teaching board.
|<1> to <8>||Short||Toggles binary digit.|
|Short||Increases binary number by one.|
|Short||Shows or hides display.|
|Long||Toggles between decimal and hexadecimal display.|
|Extra||Puts device to sleep.|
|Extra + 2s||Full reset.|
To enter diagnostic mode, keep both Display and Plus buttons pressed during reset.
|1||Measures power-supply voltage.|
|2||Displays power-supply voltage in percents|
|4||Test UART receive and timer.|
|8||Test UART transmit.|
|32||Shows all segments for third digit.|
|64||Shows all segments for second digit.|
|128||Shows all segments for first digit.|
While case has a space for holes, I decided to go without them as screws make it just too bulky. And anyhow, PCB fit is tight enough to keep board from falling out.
- Josip Medved, www.medo64.com *