Comtrol AT Command Set Rev A - Manual (Page 201)

AT Commands Reference Manual
100722B Conexant 6-3
6.1.2 Shielded Codes Sent to the Modem (DCE)
Table 6-3 lists the supported shielded codes sent to the modem in the expression
. The number in parenthesis in the second column corresponds to the T.50
equivalent.
Table 6-3. Supported Shielded Codes Sent to the Modem (DCE)
Code Code Simple Action Command Description
(1/0) Two contiguous codes indicate a single in
the data stream ("Immediate Command" or "Stream Command").
u (7/5) [Action Numbers 0 and 3] Increase the volume or gain by one unit
("Immediate Command").
d (6/4) [Action Numbers 1 and 4] Decrease the volume or gain by one unit
("Immediate Command").
p (7/0) [Action Number 9] Pause.
r (7/2) [Action Number 10] Resume.
(0/3) [Action Number 11] End Voice Transmit State ("Stream
Command").
(1/8) [Action Number 12] Clear transmit buffer of voice data ("Immediate
Command").
! (2/1) [Action Number 15] Receive abort ("Immediate Command").