User's Manual

www.lairdtech.com

Laird Technologies

BTM510/511

Bluetooth

Multimedia Module

7.1.12 Query Subscriber Number from HFG (#20_4.30)

AT+HFS?

Query subscriber numbers from HFG. “AT+CNUM” is sent to the HFG. HFG will send the

subscriber number information, indicated on the HF by HF”+CNUM,,,””. An “OK” will be sent

by HFG on termination, indicated on HF by the asynchronous message HF”CNUM,OK”. If the

HFG does not support this feature, it should send ERROR, indicated on HF as HF”CNUM,ERROR”.

Refer to section 7.1.17 on page 64.

Response:

<cr><lf>OK<cr><lf> (immediately, BTM accepting command)

and one of the following:

<cr><lf>HF”+CNUM:<number>,<type>,<service>”<cr><lf> (refer to section 3.2.7.1.17)

<cr><lf>HFX”<SLC_message>”<cr><lf> (original SLC response from HF gateway,

but response format not compliant to HFP specication)

<cr><lf>HF”CNUM,ERROR” <cr><lf> (feature not supported by HF-gateway)

Nothing, if the HF-gateway is ignoring this query for any reason

7.1.13 Query Operator Selection (#2_4.8)

AT+HFO?

Query operator selection from HFG. “AT+COPS?” is sent to the HFG. HFG will send the

operator selection information, indicated on the HF by HF”+COPS,,,””. An “OK” will be

sent by HFG on termination, indicated on HF by the asynchronous message HF”COPS,OK”.

If the HFG does not support this feature, it should send ERROR, indicated on HF as

HF”COPS,ERROR”. Refer to section 7.1.17 on page 64.

Response:

<cr><lf>OK<cr><lf> (immediately, BTM accepting command)

And one of the following:

(refer to section 7.1.17 on page 64)

or:

<cr><lf>HF”COPS,ERROR”<cr><lf>

7.1.14 Enable Extended Error Codes in HFG – CMEE (#2_4.9)

AT+HFE1

Enable operator selection from HFG. “AT+CMEE=1” is sent to the HFG. HFG will respond

with “OK”, indicated at the HF by HF”CMEE,OK” or “ERROR” indicated at the HF by

HF”CMEE,ERROR”

Response:

<cr><lf>OK<cr><lf> (immediately, BTM accepting command)

And one of the following:

<cr><lf>HF”CMEE,OK”<cr><lf> (conrmation from HFG)

or:

<cr><lf>HF”CMEE,ERROR”<cr><lf> (error, e.g. not supported by HFG)

AT COMMAND SET

REFERENCE