Motorola g20 - Page 84

AT Commands Reference
70 98-08901C68-O
MTPY
Active Call
Error 3. Releases
active call.
Releases
specific
active call x.
If x does not
exist, then
error 22.
Puts active
call on hold.
Split. If call x
does not
exist, then
error 22.
Error 3.
Incoming
Call (RING)
Error 3.
Single
Active Call
and Waiting
Call
Releases
waiting call.
Releases
active call,
accepts
waiting call.
If x=1
releases
active call,
otherwise
error 22.
Puts active
call on hold,
accepts
waiting call.
Error 3. Error 3.
MTPY
Active Call
and Waiting
Call
Releases
waiting call.
Releases
active call,
accepts
waiting call.
Releases
specific
active call x.
If x does not
exist, then
error 22.
Puts active
call on hold
and accepts
waiting call.
Split. If x
does not
exist, then
error 22.
Error 3.
Single Held
Call or
MTPY Held
Call
Releases held
call.
Accepts held
call.
Error 3. Accepts held
call.
Error 3. Error 3.
Single (or
MTPY)
Active Call
and Single
(or MTPY)
Held Call
Releases held
call.
Releases
active call and
accepts held
call.
Releases
specific
active call x.
If x does not
exist, then
error 22.
Switches. Error 3. Makes a
conference
call.
Held (Single
or MTPY)
Call and
Waiting Call
Releases
waiting call.
Accepts
waiting call.
Error 3. Accepts
waiting call.
Error 3. Error 3.
Single (or
MTPY)
Active Call
and Single
(or MTPY)
Held and
Waiting Call
Releases
waiting call.
Releases
active call,
and accepts
waiting call.
Releases
specific
active call x.
If x does not
exist, then
error 22.
Error 3 (too
many calls
on hold.
Error 3. Makes a
conference
call. Waiting
call is not
touched.
Table 22. +CHLD Actions According to Call State and Operation (Continued)
Call State
CHLD <operation>
0 -Release
Held Call
1 - Release
Active Call,
Accept Held
Call
1x - Release
Active Call x
from MTPY
Call
2 - Switch
Between
Held and
Active Call
2x - Active
MTPY Call
to Hold,
Except for
Call x
3 - Add
Held Call to
Active Call