The HB9XAR AVR CW Keyer
Features (implemented so far)
- AVR ATmega-8 MCU
- 8 push-buttons, 4 LEDs, 1 rotary encoder, external LC Display (2×16 or 4×16)
- Paddle input, Key output (open collector)
- Built-in buzzer, audio pitch adjustable
- Menu driven setup
- Adjustable speed and weight
- Curtis A & B modes supported
- Dot/Dash memory
- Configuration memory
Planned features
- CW memories
- serial interface
- Beacon mode
- Multiple configuration banks (user settings)
The prototype (built using an OLIMEX AVR prototype board):
With LC-Display attached:
