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4.6
Miscellaneous Codes (Cont.)
[A
(RS) = High for the following Control Codes]
0
3Eh
3Fh
Industrial Electronic Engineers, Inc.
Van Nuys, California
04/10/02
Execute Self–test
Displays the following data in sequence:
1. Software version number.
S/W NUMBER :
XXXXX–XX
2. Baud Rate selected.
BAUD : NNNN
3. Interface Mode selected.
INTERFACE:
INTEL(MOTOROLA)[LCD]
4. Present (hardware) display brightness level.
HARDWARE BRIGHTNESS
LEVEL: N
5. Displays 8 brightness levels in a numeric representation of brightness levels.
DIM LEVELS: 01234567
6. Displays the 3 blink rates in a numeric representation of blink rates.
BLINK RATES :
1Hz 2Hz 4Hz
7. Displays the entire character font with vertical scrolling.
(Single line displays scroll continuously in Horizontal Scroll Mode).
Self–test overrides the hardware brightness level control setting and displays information at the
highest brightness level (level 0).
Self–test may be invoked by setting a jumper on the circuit card prior to power up.
Self–test runs continuously until terminated by 3Fh.
Terminate Self–test
Terminates either a hardware or software induced self–test and sets display screen to the highest
brightness level.
SIZE
CODE IDENT NO.
A
05464
SCALE
N/A
REV
S036X2–XXX–XXXXX
SHEET
34 of 49
N
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