SIM800 datasheet(157/380 Pages) SIMCOM

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SIM800 Series_AT Command Manual_V1.09

157

2015-08-03

ERROR

If error is related to ME functionality:

+CME ERROR: <err>

AT+CCVM=<vm

number>[,<alpha

string>]

Parameters

String type,The voice mail number to write to the SIM

String type,The alpha-string to write to the SIM

Parameter Saving

Mode

AUTO_SAVE

Max

Response

Time

Reference

Note

6.2.17 AT+CBAND

Get and Set Mobile Operation Band

AT+CBAND

Get and Set Mobile Operation Band

Response

+CBAND: (list of supported <op_band>s)

Test Command

AT+CBAND=?

Parameter

See Write Command

Response

+CBAND: <op_band>[,<ALL_BAND>]

Read Command

AT+CBAND?

Parameter

See Write Command

Response

If error is related to ME functionality:

+CME ERROR: <err>

Write Command

AT+CBAND=<o

p_band>

Parameter

<op_band>

A string parameter which indicate the operation band.

And the following strings should be included in quotation

marks.

EGSM_MODE

PGSM_MODE

DCS_MODE

GSM850_MODE

PCS_MODE

EGSM_DCS_MODE

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