keys.md

Keys

Main

Key	Description
Enter	Start/pause execution.
Esc	Cancel execution.
s	Save.
S	Save as.
q	Save and quit.
Q	Quit without saving.
Comma (,)	Switch to simpler view (character set).
Period (.)	Switch to more complex view (character set).

Movement

Key	Vim Key	Description
Up Arrow	k	Move cursor up.
Down Arrow	j	Move cursor down.
Right Arrow	l	Move cursor right.
Left Arrow	h	Move cursor left.
Tab	t	Switch address space.
Shift-Tab	T, z	Go to instructions address.
Home	^	Go to beginning of word.
End	$	Go to end of word.

Movement (Vim only)

Vim Key	Description
g	Go to first word.
G	Go to last word.
e	Go to end of current word, or end of next if already at end.
b	Go to beginning of current word, or beginning of last if already at beginning.
w	Go to beginning of next word.
a	Go to fourth bit of a word (address part).

Manipulation

Key	Vim Key	Description
Space		Flip bit.
Insert	]	Insert blank word and move all following words one spot lower and update addresses.
Delete, Backspace	x	Delete word and copy to clipboard if not empty, or move all following words one spot higher if empty. All addresses get updated.
Page Up, Shift–Up Arrow	K	Switch current and preceding word. All addresses get updated.
Page Down, Shift–Down Arrow	J	Switch current and following word. All addresses get updated.
c	y	Copy word.
v	p	Paste word.
Shift–Right Arrow	+	Increase value of the word.
Shift–Left Arrow	-	Decrease value of the word.

Manipulation (Vim only)

Vim Key	Description
f	Switch current bit on, and move cursor one spot to the right.
d	Switch current bit off, and move cursor one spot to the right.
o	Move to next word and insert blank word. Move all following words one spot lower. All addresses get updated.
P	Paste word and move all following words one spot lower. All addresses get updated.

Value insertion (works only on DATA)

Vim Key	Description
i	Inset character.
I	Insert number.