Installation guide

LMU Users Guide
V1.0.6 December 10 2009
Copyright ©CalAmp DataCom Inc 2009
- 146 - CalAmp Proprietary & Confidential
Register
Description
8-Bit
LMU-1000™
LMU-2500™
LMU-4100™
140
Unit Configuration Controls
Description:
This S-Register controls some of the advanced
settings of the LMU’s
Settings:
Bit 0 – A/D Scaling
- Set = Forces the A/D to use a 38.5mV per
division scaling on its readings
- Cleared = Forces the A/D to use a 1mV per
division scaling on its readings
Bit 1 – User Message Format
- Set = The LMU will use the LM Direct User
Message With Accumulators format
- Cleared = The LMU will use the LM Direct
User Message format
Bit 2 – Mobile ID reporting
- Set = The Mobile ID Type will not appear in the
Options Header for messages created by the
LMU
- Cleared = The mobile ID Type will appear in
the Options Header for messages created by the
LMU
Bit 3 – LED Enables
- Set = Disable the Comm and GPS Status LEDs
- Cleared = Enable the Comm and GPS Status
LEDs
Bit 4 – Inbound Reporting Format
- Set = Use the LM Direct Message Format
- Cleared = Use the LM eXchange Message
Format
Bit 5 – Log Mode Enable
- Set = The LMU’s log is in batch mode on a cold
boot
- Cleared = The LMU’s log is in store and
forward mode on a cold boot
Bit 6 – Expansion Interface Power down Enable
(clear) /Disable (set) Sleep power down of expansion
interface (set = do not power down)
- Set = Do not power down the expansion
interface when the LMU goes to sleep. NOTE
this will increase the sleep current draw.
- Cleared = The expansion port is powered down
when the LMU goes to sleep
Bit 7 – Data Session Initialization
- Set = A data session is not attempted with the
LMU is powered up
- Cleared = A data session is initialized when the
LMU is powered up
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