Overview

For iambic keying practice the user paddle input is decoded and displayed on the OLED display. An open drain keyer output can be used to connect to the key input of a CW radio Up to six 50-character-max messages can be input, edited and stored in eeprom Stored message can be played back over the built-in speaker and also sent via the keyer output.

Menu Options Keyer Speed - 10 to 40 words per minute Iambic Selection A/B Volume Level - 1 to 5 Sidetone - 600hz or 700hz Key Swap - Swap dit and dah paddle assignment Save Config - Save all configuration changes and messages to eeprom Send message - Select a pre-recorded message to edit Edit message - Select a pre-recorded message to edit Record message - Select a message to record (using paddles)