Intel MD566X - Manual (Page 31)

56K V.92 Data, Fax, and Voice Chipset
Programmer’s Guide Intel Confidential 31
Modem-on-Hold: Incoming Voice Call in Data Mode
Enable MOH
(+PMH=0)
(+PCW=0)
Enable Caller ID
(Optional)
(+VCID=1)
Accept
or
Reject
Stay Online
(ATO)
Reject Call
Server
Accepts
Request?
Request to go on hold
(+PMHR)
Accept Call
Flash Hook
(+PMHF)
Flash Hook
(+PMHF)
Answer Call
Finish Call
Go Back Online
(ATO)
No (Returns 0)
Yes
(Returns 1-13)
End Data Connection
(ATH)
Yes
No
Disconnect?
HW Ring Indication
(+++AT)
Incoming
Call