Receiving A Fax - Motorola D15 Integration And Application Developers Manual

Table 10: Fax Class 1 Calling Sequence (One Page) Cont.
DTE Commands (Host) DCE Responses(Modem)
PHASE D
(60)<EOP> (61) Send EOP frame
(63) OK, drop carrier
(64) AT+FRH=3 (65) CONNECT
(67) <MCF>, OK
(68) AT+FTH=3 (69) Send HDLC flags
(71) CONNECT
(72)<DCN> (73) Send DCN frame
(75) OK, drop carrier
PHASE E
(76) ATHO (77) OK, hang-up

4.7.4 Receiving a Fax

Table 11: FAX Class 1 Answering Sequence (One page)
DTE Commands (Host)
PHASE A
(1) AT+FCLASS=1
(5) ATA
(7) Send HDLC flags
PHASE B
(10) <NSF>
(14) <CSI>
(18) <DIS>
(22) AT+FRH=3
(26) AT+FRH=3
(31) AT+FRM=96
d15 Modem Integration and Application Developers Guide version draft 0.53
DCE Responses(Modem) Remote Fax
(2) OK
(3) FAX machine dials
(4) RING
(6) Modem Answers
(8) Receive flags
(9) CONNECT
(11) Send NSF frame
(12) Receive NSF
(13) CONNECT
(15) Send CSI frame (16) Receive CSI
(17) CONNECT
(19) Send DIS Frame (20) Receive DIS
(21) OK, drop carrier
(23) CONNECT (24) Send TSI frame
(25) <TSI>, OK
(27) CONNECT (28) Send DCS Frame
(29) <DCS>, OK (30) Drop Carrier
(32) Send v.29
Remote Fax Notes
(62) Receive EOP Last frame bit =1
(66) Send MCF frame Last frame bit =1
(70) Receive flags
(74) Receive DCN Last frame bit =1
(78) hang-up
Notes
Set to Class 1
+FTH=3 implied by answering
Last frame bit = 0
Last frame bit = 0
Last frame bit = 1
Last frame bit = 0
Last frame bit = 1
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