Rhydo SIM 900 SIM 900 -TTL UART Spezifikationen PDF herunterladen (Seite 110)

SIM900 AT Commands Set

SIM900_ATC_V1.01 110 23.06.2010

Response

+CNMI: <mode>,<mt>,<bm>,<ds>,<bfr>

Read Command

AT+CNMI?

Parameters

see Write Command

Write Command

AT+CNMI=<mo

de>[,<mt>[,<bm

[,<ds>[,<bfr>]]]]

Response

TA selects the procedure for how the receiving of new messages from the

network is indicated to the TE when TE is active, e.g. DTR signal is ON. If

TE is inactive (e.g. DTR signal is OFF), message receiving should be done

as specified in GSM 03.38.

If error is related to ME functionality:

ERROR

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Rhydo SIM 900 SIM 900 -TTL UART Spezifikationen Seite 110