DEC VT220 Technical Manual page 137

Table 7-1 Keyboard Matrix (Coot)
KB KB DATA
Drive
7
6
5
4 3 2
1 0
4
Resc'rved
PRINT Reserved BREAK
It
E 0 C
SCREEN
3
G00 G0l E03 003
c'n
B03
3 HOLD
@ Reserved TAB
W S X
>
SCREEN
2
<
G99 E02
000 002
C02 B02 B00
-.I
-
I
2 Reserved
Reserved Reserved
! Q
1\
Z
I-'
1
I-'
E00
E0l C01 B01
1 CTRL LOCK COMPOSE Reserved
C99 C00 1\99
0
SHIFT
B99,B11