Texas Instruments 990 Manual page 155

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APPENDIXB
FRENCH MODEL 911 VDT KEYBOARD ARRANGEMENT,
HEXADECIMAL CODES, MODE CHARACTER POSITIONS,
ASCII, SPECIAL CHARACTER SET, AND MATRIX CHART
The standard limited -ASCII French Model 911 VDT keyboard layout and symbolization are shown
in figure B-1. Figure B-2 shows the same keyboard with the keys numbered. Table B-1 lists the
special character set hexadecimal code outputs by key number, key legend, and mode of the French
Model 911 VDT keyboard. Figures B-3 through B-6 show keyboard mode character positions. Table
B-2 lists the French ASCII and special character set. The keyboard matrix chart is shown in figure
B-7.
(A) 1 40676
Figure B-1. French Model 911 VDT Keyboard Arrangement
10
11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28
29 30 31
32
33
34 35
49
so
51
52 53 54
55
69 70 71
72 73 74
75 **" 76 77 78 79 80 81 82 83 84 85 86**
** 75 AND 86 ARE WIRED IN PARALLEL
90
ACTIVE
(8)136267 A DUMMY - - - - - '
Figure B-2. French Model 911 VDT Keyboard with Keys Numbered
B-1
Digital Systems Division