Simplified Keyboard System - Raytheon DIDS-400 402-2M10 Installation And Maintenance Manual

DIDS-402 -2M 10
Fig. 3-4
B+
1
.
~"l"KEY
"s"
KEY
--~--~~----~----------~--~~-----+--~-------+-----------+------~~.Xo
--~----------~----------~----------+-----------+-----------r-----~~-'X2
--~----------~----------4-----------4-·----------+-----------r---~~~-'Yo
--~----------~----------4-----------~--~------+---~------+---~~~--YI
CHARACTER MODIFIED
DISPLAYED ASCnCODE
A
100001
DIDS67-16
B 010001
C
110001
I
100010
2
010010
8
000110
CODED
OUTPUTS
Figure 3 - 4. Simplified Keyboard System (Showing a Part
9£
Diode Matrix)
3-9