Difference between revisions of "K3NG Keyer"
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* [https://github.com/mprograms/SimpleRotary Simple Rotary Encoder Arduino library] | * [https://github.com/mprograms/SimpleRotary Simple Rotary Encoder Arduino library] | ||
* [http://www.mathertel.de/Arduino/RotaryEncoderLibrary.aspx Library for the Arduino environment for using a rotary encoder as an input] | * [http://www.mathertel.de/Arduino/RotaryEncoderLibrary.aspx Library for the Arduino environment for using a rotary encoder as an input] | ||
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==== Keyer Paddle ==== | ==== Keyer Paddle ==== | ||
Revision as of 15:44, 24 August 2021
Contents
Features
- K3NG Arduino CW Keyer Wiki
- Arduino Pro Mini
- Rotary Encoder to set speed
- Buzzer for sidetone
Parts
Arduino Pro Mini
- 3.3V
- 8 MHz
Pins Used (keyer_pin_settings.h)
#define paddle_left 2 #define paddle_right 5 #define tx_key_line_1 11 #define tx_key_line_2 10 #define rotary_pin1 12 #define rotary_pin2 9 #define pin_straight_key 3
Pins used (keyer_features_and_options.h)
#define FEATURE_ROTARY_ENCODER
Rotary Encoder/Breakout Board
- Includes pushbutton Switch
- Includes Pull-Up resistors
- Needs R/C filter on output for debounce
- Reading Rotary Encoders - Arduino reference
- Simple Rotary Encoder Arduino library
- Library for the Arduino environment for using a rotary encoder as an input
Keyer Paddle
- Left paddle (pushed right) = dit
- Right paddle (pushed left) = dah
- Adjusting MFJ paddles
Schematics
- Front Side
- Rear side
Original Schematic
VE2EVN Schematic
Videos
