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Chapter 3 – Fax Class 2 Commands
Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000263C) 97
Receive two pages, 1-D data, no errors (Class 2.0)
In this example, the remote station sends NSS, SUB, PWD and TSI. The local modem has
+FNR=1,1,1,1 and +FAP=1,1,1.
Host
Commands
Modem
Responses
Local Modem
Action
Remote Station
Action
Notes
AT+FCR=1 OK Enable Reception
[AT+FLI="<local
ID>"]
OK Set local ID host may load the
local ID
[AT+FNS="<hex
NSF FIF string>"]
OK host may set up
NSF string
RING <- Detect ring <- Dials[,send CNG]
ATA
+FCO
+FNS:<nss
string>
+FPW:<pwd
string>
+FSA:<sub
string>
+FTI:"<tsi ID>"
{+FCS:<dcs
codes>}
OK
off hook,
send CED,
[send NSF,]
[send CSI,]
send DIS,
detect flags,
get NSS,
get PWD,
get SUB,
get TSI,
get DCS
begin TCF recv
get CED,
[get NSF,]
[get CSI,]
get DIS,
send Preamble,
send NSS,
send PWD,
send SUB,
send TSI,
send DCS,
start TCF
if +FNS loaded
if +FLI loaded
AT+FDR
[+FCS:<dcs
codes>]
CONNECT
<page data>
<RTC pattern>
<DLE><ETX>
+FPS:1,<lc>,0,0,0
+FET:0 <-
OK
accept TCF
send CFR
get page carrier
get page data
detect RTC <-
get MPS <-
finish TCF
get CFR
send carrier
send page data
send RTC,
send MPS
Another +FCS would
be reported if the
parameters changed
after retraining
AT+FDR
<DC2>
CONNECT
<page data>
<RTC pattern>
<DLE><ETX>
<-
+FPS:1,<lc>,0,0,0
+FET:2
OK
send MCF
get carrier
get page data
detect RTC <-
get EOP <-
get MCF
send carrier
send page data
send RTC,
send EOP
AT+FDR
+FHS:00 <-
OK
send MCF
get DCN <-
hang-up
get MCF,
send DCN
hang-up