Specifications

Configuration 21
The remote display also accepts serial commands to return the current time and date or to set the time and date to
a new setting. This information can be used in conjunction with user programs in the 920i to ensure the indicator
and remote display have the same time and date settings.
Figure 3-9. Assign Address and Message Timed
3.7.1 Command Format (7-Segment):
|<AA><CC><Data>!
Where:
| = Pipe character (Ox7C)
AA = Two byte address, ASCII digits (0-31)
CC = Two byte command, ASCII characters
Data = Data depending on command
! = Exclamation point character (0 x21)
TIME/DATE
TEMP
BRIGHT
CONFIG
SERIAL
TEST
VER
SUPP
0
MIRROR
STDSTL
MSG TM
ADDRES
0 - 31
15 sec
5 sec
30 sec
1 mi n
5 mi n
TEMP ADJ
Command Description
DM <Data> is the six charactor
or less message.
Example: |00DMHELLO!
GT Get time and date. Information gather
ed is sent back to the indicator so that both the remote
display and indicator match. This is not displayed on the remote display.
Example: |00GT!
ST Set time and date. Note that two spaces are r
equired between time and date entries.
Example: |ST08:00:00 2003-01-31!
DI Read digital input levels (returns “0”=LL, “1”=LH, “2”=HL, “3”=HH) see Section 3.7.3
DO Set digital output levels (“DO0”=LL, “DO1”=LH, “DO2”=HL, “DO3”=HH) see Section 3.7.3
GR Get relay state. data=relay (ASCII charact
or “0” - “1”) see Section 3.7.3
SR Set relay state. data=relay (ASCII charactor “0” -
“1”) and state (“ON = gnd, “OFF = +5V) see
Section 3.7.3
GB Get the number of 5 x 7 Max6953 boards (0 = 7-seg, 2, 3 = 5 x 7)
GV Get the version number
DC Dump configuration parameters (for
testing purposes only)
TP
Temperature adjustment. Allows +/- 5% degree adjustment
Time and date is sent from the remote display depending on the current remote display time and date format:
Time and date are sent to the remote display in ISO format.
USA Format: HH:MM:SS
AM/PM MMM/DD/YYYY
ISO Format: HH:MM:SS YYYY-MM-DD
If the real time clock is disabled in the remote display
, an error message is sent back.