Davicom DM562AP, Operation Manual

Page: 18 / 29

DM562AP
Operation Manual & AT Command Set
Integrated Data/Fax/Voice/Speakerphone Modem
18 Preliminary
Version: DM562AP-MA-P01
February 2, 2004
V.34 Sample sessions (Informative)
Originate and send a 2-page facsimile with V.34 half duplex
DTE
commands
and data DCE
indications and
data DCE actions Remote
terminal
actions Notes
AT+FCLASS=
1.0 OK select Class 1
AT+F34=14,4,
1 OK PC preferred
rate =33.6~9.6
CC=1200
ATD<string>
+A8A:1
(1 sec delay)
OK
off hook, dial
send CNG
detect ANSam
stop CNG detect ringing
answer
detect CNG
send ANSam
+A8M:8185D4
90
OK
send CM
detect JM detect CJ
send JM remote
chooses V.34
+A8J:1
+F34 =14,1
CONNECT
<DLE><ctrl>
<DLE><p336>
<DLE><C12>
send CJ
delay 75 ms
negotiate V.34
connection detect CJ
negotiate V.34
connection
primary =
33 600
control = 1200
[DIS]<DLE>
<ETX> get DIS send DIS
[DCS]<DLE>
<ETX> send DCS get DCS
[CFR]<DLE>
<ETX> get CFR send CFR
<DLE><pri> <DLE><pri><
DLE> <p336> change to
primary
channel change to
primary
channel
[FCD] frames send FCD
frames receive FCD
frames assume some
errors
<DLE><ctrl> <DLE><ctrl><
DLE><p240><
DLE><C24> change to
control
channel change to
control
channel remote asks
for primary rate
reduction
[PPS-MPS]
<DLE><ETX> send
PPS-MPS get PPS-MPS
DTE
commands
and data DCE
indications and
data DCE actions Remote
terminal
actions Notes
[PPR]<DLE>
<ETX> get PPR send PPR report errors
<DLE><pri> <DLE><pri>
<DLE>p240> change to
primary at
24 000 bit/s change to
primary at
24 000 bit/s
retry on some
[FCD] frames send FCD
frames receive FCD
frames no more errors
<DLE><ctrl> <DLE><ctrl>
<DLE><p240>
<DLE><c12> change to
control
channel change to
control
channel remote wants
to reduced
CC rate
[PPS-MPS]
<DLE><ETX> send
PPS-MPS get PPS-MPS
[MCF]<DLE>
<ETX> get MCF send MCF
[DCN]<DLE>
<ETX> send DCN get DCN
<DLE><EOT>
OK
terminate V.34
channel detect V.34
channel
termination
ATH OK hang up
Answer and receive a 2-page facsimile with V.34 half duplex
DTE
commands
and data DCE
indications and
data DCE actions Remote
terminal
actions Notes
AT+FCLASS=
1.0 OK select Class 1
ATS0=1 OK Auto Answer
AT+F34=
14,4,1 OK max V.34 rate
preferred DTE sets max
rate
RING detect ringing dial
ATA
+A8M:8185D4
90
OK
off hook
(delay 200ms)
send ANSam
ignore CNG
detect CM
send CNG
detect ANSam
end CM
either V.34 OK
+A8J:1
+F34:14,1
CONNECT
<DLE><ctrl>
<DLE><P224>
<DLE><C12> detect CJ
negotiate Rec.
V.34 send CJ
negotiate Rec.
V.34
negotiated to
33 600 bit/s,
and 1200 bit/s
for control
channel
[DIS]<DLE>
<ETX> send DIS get DIS
[DCS]<DLE>
<ETX> get DCS send DCS
[CFR]<DLE>
<ETX> send CFR get CFR
<DLE><pri>
<DLE><p240> change to
primary rate change to
primary rate
good received
FCD frames get FCD
frames send FCD
frames
[FCD]
<DLE><ferr> get FCD frame
bad FCS send FCD
frame bad frame(s)
received
more good
FCD frames get FCD
frames send FCD
frames
more [FCD]
<DLE><ferr> get FCD frame
bad FCS send FCD
frame bad frame(s)
received
more good
FCD frames get FCD
frames send FCD
frames
<DLE><ctrl>
<DLE>
<p216><DLE>
<C12> change to
control
channel change to
control
channel
[PPS-NULL]
<DLE><ETX> get PPS-NULL send
PPS-NULL
PPR]<DLE>
<ETX> send PPR get PPR
<DLE><pri>
<DLE>
<p240>
change to
primary
channel change to
primary
channel
second page
[FCD] frames get good FCD
frames send FCD
frames no errors
<DLE><ctrl>
<DLE>
<P216><DLE>
<c12> change to
control
channel change to
control
channel
[PPS-EOP]
<DLE><ETX> get PPS-EOP send PPS-
EOP
[MCF]<DLE>
<ETX> send MCF get MCF
[DCN]<DLE>
<ETX> get DCN send DCN
<DLE><EOT>
OK
detect V.34
carrier
termination terminate V.34
carrier