AirPrime and HL7548 AT Commands Interface Guide Rev10 0

Table Of Contents
4116303 Rev 10.0 August 10, 2017 54
4. Call Control Commands
4.1. A Command: Answer a Call
HL7518 and HL7548
Execute command
Syntax
ATA
Response
---------|-------------------- -- | ATA | OK
or
+CME ERROR: <err>
4.2. H Command: Hook Control
HL7518 and HL7548
Execute command
Syntax
ATH
or
ATH0
Response:
OK
or
ERROR
4.3. D Command: Dial Number
HL7518 and HL7548
Test command
Syntax
ATD=?
Response
1 2 3 4 5 6 7 8 9 0 * # + A B C
OK
Read command
Syntax
ATD?
Response
1 2 3 4 5 6 7 8 9 0 * # + A B C
OK