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ETM8100 Series Quick Start GuideV002
ET/AT Mode
This unit is designed to be able to operate in dual ET/AT mode, which commands are accepted in
each mode are defined below.
Mode
ET Commands
AT Commands
ESC (programming mode)
Yes
No
The units’ processor responds with an
OK however the commands are not
actually performed
ET Mode
Yes
Module Direct (AT Mode)
Yes
Yes
Control Via ET Commands
As default the ETM8xxx-xxx is set to ET Command Mode, ET Commands are specific to ETM
terminals and allow for control, configuration and information requests to be sent to and from the
terminal. In ETM command mode AT commands cannot be sent to the unit.
ET commands can be sent via SMS or from configuration tool when directly connected or via an IP
or CSD connection. It is recommended that more complex settings such as changing messages or
phone numbers are made using the configuration tool.
Common ET commands are shown on the next two pages, for a full ET command list contact ETM.
Common ET Commands
Ref Command
Command Format
Action/Request/
Notes
Typical Response/Notes
1 ETM8xxx-xxx
information
ETI Send
ETM9xxx-
xxx information
ID:”ID string”
RTC: – Real Time Clock (Date and Time)
REFDATE: – Reference date, Day
counter
TOTAL: – Total time since start
RSTIN: – Time to SW reset
RC SW: PU: – Reset counter SW /
Power Up
SW#: – Software number
HW#: – 95*Hardware number (96* if
ETM9600)
SIGNAL: n MIN: MAX: – Signal strength
real / min / max
SUPPL VOLT: – Supply voltage( V )
CHAN: RS: dBm: LAC: CELL: – Cell
information
MTemp: – Module Temperature(degC)
CID: – Configuration ID
2 Software
Reset MCU
System
ET&SR
May be useful if
it is suspected
the unit has
locked up or
communications
between modem
and external
device have
stalled
3 Show
I/O
settings
ETRIS Show
status/value of
each I/O
1:DI,1,2:DI,1,3:DI,1,4:DI,1
I/O 1 Digital Input = 1, I/O 2 Digital Input =
1,…
