At+Chup Hang Up Call; At+Cbst Select Bearer Service Type - SimCom SIM7500 Series At Command Manual

6.2

AT+CHUP Hang up call

Description
This command is used to cancel voice calls. If there is no call, it will do nothing but OK response is
given. After running AT+CHUP, multiple "VOICE CALL END: " may be reported which relies on
how many calls exist before calling this command.
SIM PIN References
NO 3GPP TS 27.007
Syntax
Test Command
AT+CHUP=?
Execution Command
AT+CHUP
Defined values
<time>
Voice call connection time.
Format – HHMMSS (HH: hour, MM: minute, SS: second)
Examples
AT+CHUP
VOICE CALL:END: 000017
OK
6.3

AT+CBST Select bearer service type

Description
Write command selects the bearer service
element <ce> to be used when data calls are originated. Values may also be used during mobile
terminated data call setup, especially in case of single numbering scheme calls.
SIM PIN References
SIM7500_SIM7600 Series_AT Command Manual_V1.07
Responses
OK
Responses
VOICE CALL: END: <time>
[...
VOICE CALL: END: <time>]
OK
No call:
OK
<name> with data rate <speed>, and the connection
Smart Machine Smart Decision
109 2017-12-25