Making A Voice Call (Mo); Answering A Voice Call (Mt) - Siemens HC15 Getting Started Manual

Getting Started with HC15
Confidential / Preliminary
3.8

Making a Voice Call (MO)

The commonly used GSM 07.07 dialing command ATD is fully applicable both in the UMTS
and the GSM network.
To make a mobile originated voice call enter ATD, type the destination number and add a
semicolon. The result code OK will be returned immediately after dialing, prior to call setup.
To end the call, use the AT+CHUP command (ATH is for data calls only).
atd030111111111;
OK
at+clcc
+CLCC: 1,0,0,0,0,"030111111111",129,"Tom"
AT+CHUP
OK
at+clcc
OK
3.9

Answering a Voice Call (MT)

A mobile terminated voice call is indicated by the RING URC. To answer the call, enter ATA.
To terminate the call use AT+CHUP.
HC15_startup_v01
The HC15 subscriber makes a voice call.
Checking the call status (MO call is active).
The HC15 subscriber terminates the call.
Checking the call status (no call).
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