K3NG Keyer

From Land Boards Wiki
Jump to navigation Jump to search

Features

  • K3NG Arduino CW Keyer Wiki
  • Arduino Pro Mini
  • Rotary Encoder to set speed
  • Buzzer for sidetone
  • MINI-360 DC/DC Power Supply
    • 5-24VDC? in

Parts

Arduino Pro Mini

  • 3.3V
  • 8 MHz

2014-05-14T23 52 48.894Z-2-720px.jpg

ArdProMini-Pins.PNG

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

RotaryEncoderCAD.PNG

Si5351 004 720px.jpg

Keyer Paddle

  • Left paddle (pushed right) = dit
  • Right paddle (pushed left) = dah
  • Adjusting MFJ paddles

Schematics

MiniDuino Keyer.PNG

  • Front Side

KEYER-PROTOTYPE.PNG

  • Rear side

KEYER-PROTOTYPE-flipped.PNG

Original Schematic

K3ng-keyer-schematic-2012052101.png

VE2EVN Schematic

VE2EVN BUILD K3NG KEYER-953px.png

Videos