SIM800 datasheet(352/380 Pages) SIMCOM

352 / 380 page

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SIM800 Series_AT Command Manual_V1.09

352

2015-08-03

call: the call is alerted.

AT+MORING=1

MO CONNECTED

Shows call state of mobile originated

call: the call is established.

AT+MORING=1

+CPIN: <code>

Indicates whether some password is

required or not.

+CPIN: NOT READY

SIM Card is not ready.

+CPIN: NOT INSERTED

SIM Card is not inserted.

AT+CPIN

+CSQN: <rssi>,<ber>

Displays signal strength and channel bit

error rate

when <rssi>,<ber>values change.

AT+EXUNSOL="

SQ",1

+SIMTONE: 0

The generated tone playing is stopped or

completed.

AT+SIMTONE

+STTONE: 0

The SIM Toolkit tone playing is stopped

or completed.

AT+STTONE

+CR: <serv>

An intermediate result code is

transmitted during connect negotiation

when the TA has determined the speed

and quality of service to be used, before

any error control or data compression

reports are transmitted, and before any

final result code (e.g. CONNECT)

appears.

AT+CR=1

+CUSD:

<n>[,<str_urc>[,<dcs>]]

Indicates an USSD response from the

network, or network initiated operation.

AT+CUSD=1

RING

An incoming call signal from network is

detected.

NORMAL POWER DOWN

SIM800 is powered down by the

PWRKEY pin or AT command

“AT+CPOWD=1”.

+CMTE: <n>

The module temperature is abnormal.

Refer to hardware document for details.

AT+CMTE=1

UNDER-VOLTAGE

POWER DOWN

Under-voltage automatic power down.

UNDER-VOLTAGE

WARNNING

under-voltage warning

OVER-VOLTAGE POWER

DOWN

Over-voltage automatic power down.

OVER-VOLTAGE

WARNNING

over-voltage warning

CHARGE-ONLY MODE

The module is charging by charger.

(require hardware support)

RDY

Power on procedure is completed, and

the module is ready to operate at fixed

baud rate. (This URC does not appear

when auto-bauding function is active).

AT+IPR=<rate>

<rate> is not 0

Call Ready

Module is powered on and phonebook

initialization procedure is over.

AT+CIURC=1

SMS Ready

Module is powered on and SMS

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