clear
←
→
↑
↓
C
A
G
E
D
Alternates
click to set note on string; click again to clear same string
right/left to transpose by one fret (minor second) up/down
up/down to transpose by one string (perfect fourth) up/down
C/A/G/E/D to reset to open-position chord
Alternates to show other note positions
clear to reset to all unplayed