An Exploration of the Keys
==========================

ESC: 1b

Function keys: 1b followed by

F1	F2	F3	F4	F5	F6	F7	F8
4f O	4F O	4F O	4F O	5B	5B	5B	5B
50 P	51 Q	52 R	54 S	31 1	31 1	31 1	31 1
				35 5	37 7	38 8	39 9
				7E ~	7E ~	7E ~	7E ~

F9	F10	F11	F12
5B [	5B [	5B [	5B [
32 2	32 2	32 2	32 2
30 0	31 1	33 3	34 4
7E ~	7E ~	7E ~	7E ~

DEL	7F	- BUT IT SHOULD BE A 4-BYTE ESCAPE SEQUENCE?
BKSP	7F

Arrow keys: 1b followed by
UP	DN	LF	RT
5b [	5b [	5b [	5b [
41 A	42 B	44 D	43 C

Other keys: 1b followed by

HOME	END	PGUP	PGDN	INS
5b [	5b [	5b [	5b [	5b [
48 H	46 F	35 5	36 6	32 2
		7e ~	7e ~	7e ~


Notes: any time you see escape, you must process another key to figure
out what to do.