n1aw arduino keyer objectives: cw keyer with accurate speed setting. report speed using audible...
TRANSCRIPT
N1AW Arduino Keyer
Objectives:
CW keyer with accurate speed setting.
Report speed using audible Morse.
Change speed easily.
Get familiar with Arduino
Standard Arduino
Freeduino RBBB
USB Interface for RBBB
RBBB mounts on breadboard
Complete Keyer
Connectors: Stereo jack for paddles Phono jack for key line to xmtr
Operation
This version: initial speed 20 wpm. Could save last speed to initialize at next startup
On startup speed reported as Morse Paddles generate dits and dahs Control switch (push button) reports speed Control + dit paddle → decrease speed Control + dah paddle → increase speed Hear 2 dits for each 1 wpm + or - Xmtr not keyed for control operations
Files:
http://www.fcarc.org/Files/N1AWkeyer/ArduKeyer.ppt
http://www.fcarc.org/Files/N1AWkeyer/Morse9.ino
Al Woodhull N1AW [email protected]