Sony Ericsson GM47 - AT+CHSD: HSCSD Device Parameters

GM47/GM48 INTEGRATOR’S MANUAL
166
LZT 123 7263 R1A
7.2 AT+CHSD HSCSD Device Parameters
Shows information about HSCSD features supported by the ME/TA.
<aiur> Description
0 NoHSCSDcallisactive.Seealsonotebelow.
1 Current air interface user rate is 9.6 kbits/s
2 Current air interface user rate is 14.4 kbits/s
3 Current air interface user rate is 19.2 kbits/s
4 Current air interface user rate is 28.8 kbits/s
5 Current air interface user rate is 38.4 kbits/s. Not supported
6 Current air interface user rate is 43.2 kbits/s. Not supported
7 Current air interface user rate is 57.6 kbits/s. Not supported
<coding> Description
0 No HSCSD call is active. See also note
1 Current channel coding is 4.8 kbits/s (TCH/F4.8). Not
supported
4 Current channel coding is 9.6 kbits/s (TCH/F9.6)
8 Current channel coding is 14.4 kbits/s (TCH/F14.4)
Description Command Possible Responses
Show HSCSD features
supported by the ME/
TA
AT+CHSD •+CHSD:
<mclass>,<maxRx>,
<maxTx>,<sum>,<codings>
•+CMEERROR:<err>
•OK
•ERROR
Test if command is
supported
AT+CHSD=? •+CMEERROR:<err>
•OK
•ERROR
<mclass> Description
2 Multislot class is 2
<maxRx> Description
2 Maximum number of receive timeslots that ME can use is 2
<maxTx> Description
1 Maximumnumber oftransmit timeslots thatME can use is 1