PiCW

A morse code keyer running on Raspberry Pi

GPIO ports

Two input ports for iambic paddles
- supporting mode A and mode B
- bug key emulation
- side swiper emulation
An input port for straight key
An output port for TX control
The PWM output for side tone

CLI interface on RPi

send message
- with keyboard
- from text files
record/replay keying
(both computer and manual keying)
training mode
with arbitrary set of characters
variable gap length between every letters
(especially useful for training)
enable/disable
- iambic paddles
- straight key
- tx control line
- side tone (also can change freq.)

See also

docs/schematic.txt - schematic diagram of GPIO ports
Supporting GPIO libraries
- pigpio(recommended)
- RPi.GPIO