XE3301F Просмотр технического описания (PDF) - Xecom
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XE3301F Datasheet PDF : 19 Pages
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XE3301 AT Commands (continued)
S40 MNP Bit-Mapped Options: S40 shows the
status of the modem's MNP commands, .
Bit 0-1 0 = No LAPM to MNP10 conversion
(AT-K0)
1 = Enable LAPM to MNP10
conversion (AT-K1)
2 = Enable LAPM to MNP10
conversion except for LAPM
answer mode (AT-K1)
S46 Data Compression Control: S46 selects
whether or not the modem will support data
compression with error control.
S46=136 No data compression
S46=138 Data Compression selected
Default 138
S48 V.42 Negotiations: S48 determines the
modem's V.42 negotiation process.
Bit 2 Not Used
Bit 3-5 0 = AT\K0 break handling selected
1 = AT\K1 break handling selected
2 = AT\K2 break handling selected
3 = AT\K3 break handling selected
4 = AT\K4 break handling selected
5 = AT\K5 break handling selected
Bit 6-7 0 = MNP Block size 64 characters
1 = MNP Block size 128 characters
2 = MNP Block size 192 characters
3 = MNP Block size 256 characters
S41 General Bit-Mapped Options: S41 stores
the condition of various "AT" commands.
Bit 0-1 0 = No Data Compression (AT%C0)
1 = MNP5 Data Compression
(AT&C1)
2 = V.42bis Data Compression
(AT&C2)
3 = Either MNP5 or V.42bis Data
Compression (AT&C3)
Bit 2,
0
1
0
6
0 = No Fallback/Forward (AT%E0)
0 = Retrain Enabled (AT%E1)
0 = Fallback/Forward Enabled
(AT%E2)
Bit 3-5, 7 Not Used
S48=0 Proceed with LAPM
S48=7 Negotiate per V.42
S48=128 Assume LAPM failure
Default 7
S86 Call Failure Code: S86 shows why the last
"NO CARRIER response was issued.
S86=0 Normal Disconnect
S86=4 Loss of Carrier
S86=5 V.42 Negotiation Failure
S86=9 Modem Handshake Failure
S86=12 Disconnect Initiated by remote
modem
S86=13 No response after 10 retries
S86=14 Protocol Violation
S95 Extended Result Codes: S95 permits the
user to customize the extended result
codes.
Bit 0 Connect result code shows link
speed
Bit 1 Add /ARQ to connect response
Bit 2 Add /VFC to Carrier response
Bit 3 Enable Protocol response
Bit 4 Not Used
Bit 5 Enable Compression Result Code
Bit 6 Not used
Bit 7 Not Used
XECOM
(16)
XE3301
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