Smart Machine Smart Decision
SIM7000 Series_AT Command Manual_V1.03 18 2018-05-08
Request manufacturer identification
AT+GMM Request TA model identification
Request TA revision identification of software release
AT+GOI Request global object identification
AT+GSN Request TA serial number identification (IMEI)
AT+ICF Set TE-TA control character framing
AT+IFC Set TE-TA local data flow control
Set TE-TA fixed local rate
2.2 Detailed Description of AT Commands According to V.25TER
2.2.1 A/ Re-issues the Last Command Given
A/ Re-issues the Last Command Given
Execution
Command
A/
Response
Re-issues the previous Command
Reference
Note
2.2.2 ATD Mobile Originated Call to Dial A Number
ATD Mobile Originated Call to Dial A Number
Execution
Command
ATD<n>[<mgsm
]
Response
This command can be used to set up outgoing data calls
control supplementary services.
Note: This command may be aborted generally by receiving an ATH
Command or a character during execution. The aborting is not possible
during some states of connection establishment such as handshaking.
If error is related to ME functionality
+CME ERROR: <err>
If no dial tone and (parameter setting ATX2 or ATX4)
NO DIALTONE
If busy and (parameter setting ATX3 or ATX4)
BUSY
If a connection cannot be established
NO CARRIER
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