CalAmp LMU-2820

CalAmp LMU-2820 is a fleet GPS tracker for measuring driver behavior and vehicle impacts. The device features GSM/GPRS, CDMA 1xRTT or HSPA configuration, 5 inputs/3 outputs/1-wire interface, built-in 3-axis accelerometer, dual switched power serial ports, geo-fencing, optional backup battery, power management, FOTA updates, and more.

Usage specifics
Parameters (34)
Settings (1)
Commands (1)
CalAmp LMU-2820
Flespi parses telemetry data from your CalAmp LMU-2820 into a standardized JSON and lets you send commands to CalAmp LMU-2820 via API.

Here’s the like of JSON you get

{
    "ident": "352625333222111",
    "position.altitude": 273.61,
    "position.hdop": 0.7,
    "position.latitude": 49.069782,
    "position.longitude": 28.632826,
    "position.satellites": 18,
    "server.timestamp": 1650636570.426424,
    "timestamp": 1650636570.426424,
    "device.type.id": "CalAmp LMU-2820",
    "channel.id": 1111,
    "protocol.id": "calamp"
    "engine.ignition.status": true
    ...
}

How to consume this nice JSON

The easiest way is to make a REST API request like this
curl -X GET  --header 'Authorization: FlespiToken XXX' 'https://flespi.io/gw/devices/<device id>/messages'

How to send commands to CalAmp LMU-2820?

You can send a specific command. Show all commands
You can use pre-defined settings to send instructions more conveniently. Show all settings

You can also

Modify messages

Add or remove parameters, inject data from LBS and reverse-geocoding services, etc.
Learn what plugins can do

Aggregate data

Determine trips and stops, catch events, detect geofence ins/outs, and more.
Learn about flespi analytics capabilities
accumulator
number
Custom accumulator, index starting from 1
accumulator.exceed.threshold
number
Bitmask shows which accumulator exceeded its threshold value
channel.id
number
ID of channel that received a message
device.id
number
ID of device that received a message
device.name
string
Name of device that received a message
device.type.id
number
ID of device type of device that received a message
din
number
Digital inputs bitmask
engine.ignition.status
boolean
Engine ignition status
esn
string
Electronic Serial Number of the device
event.enum
number
Protocol-specific event code
gnss.status
boolean
GNSS receiver on/off status
gsm.cellid
number
Mobile network (GSM, 3G, 4G, LTE, 5G, ...) base station ID
gsm.lac
number
Mobile network (GSM, 3G, 4G, LTE, 5G, ...) location area code
gsm.mcc
number
Mobile network (GSM, 3G, 4G, LTE, 5G, ...) country code
gsm.mnc
number
Mobile network (GSM, 3G, 4G, LTE, 5G, ...) code
gsm.network.roaming.status
boolean
Mobile network (GSM, 3G, 4G, LTE, 5G, ...) in roaming mode
gsm.sim.iccid
string
Integrated Circuit Card Id of SIM card of the Mobile network (GSM, 3G, 4G, LTE, 5G, ...)
ident
string
Device unique identifier like serial number, IMEI, etc
message.buffered.status
boolean
Black box message
network.signal.rssi
number
dbm
Network signal strength
payload.hex
string
HEX Payload received from device
peer
string
IP:port from which device connecting to the channel
position.altitude
number
meters
Altitude value for position
position.direction
number
degrees
Heading angle at position detection moment
position.hdop
number
Horizontal dilution of precision
position.latitude
number
degrees
Latitude coordinate value
position.longitude
number
degrees
Longitude coordinate value
position.satellites
number
Quantity of satellites used to calculate coordinates for given position information
position.speed
number
km/h
Instant speed at position detection moment
position.valid
boolean
Is position information accurate and valid for given timestamp
protocol.id
number
ID of protocol
server.timestamp
number
seconds
Timestamp when server received a message
timestamp
number
seconds
Message timestamp
vehicle.vin
string
VIN of vehicle
Properties
Device Information
device_info
Generic device information.
firmware_version: Firmware Version
Properties
AT Command
at
Send custom AT command to device
payload: Command to send, after AT
Query Current IP Address
{"payload":"$APP ADDR?"}
Query Current Output States
{"payload":"$APP OUTPUT?"}