S Registers
INSYS Modem 336 LL 2D/4D 5.x Originate / Answer
S39*
Flow control
Selection of the data flow control between the PC and the modem
S39=0
No data flow control (
AT&K0
)
S39=3
RTS/CTS data flow control (
AT&K3
)
S39=4
XON/XOFF data flow control (
AT&K4
)
S39=5 Transparent
XON
data flow control (
AT&K5
)
S39=6
RTS/CTS and XON/XOFF data flow control
S40*
Break handling and MNP5 block size
Bit Meaning
Bit 0
Reserved
Bit 1
Reserved
Bit 2
Reserved
Bit 3-5
Break handling
Break handling
0: see
AT\K0
1: see
AT\K1
2: see
AT\K2
3: see
AT\K3
4: see
AT\K4
5: see
AT\K5
Bit 6-7
MNP block size
MNP block size
0: 64 characters
(
AT\A0
)
1: 128 characters
(
ATM1
)
2: 192 characters
(
AT\A2
)
3: 256 characters
(
AT\A3
)
S41*
Compression settings Compression type, retrain
Bit Meaning
Bit 0.1
Select compression type
Compression selection
0: No compression (
AT%C0
)
1: MNP5
(
AT%C1
)
2: V42bis
(
AT%C2
)
3: MNP5 or V.42bis (
AT%C3
)
Bit 2
Auto retrain
Auto retrain control
0: No auto retrain (
AT%E0
)
1: Auto retrain
(
AT%E1
)
Bit 3
Reserved
Bit 4
Reserved
Bit 5
Reserved
Bit 6
Fall back/fall forward
FB/FF Control
0: No FB/FF
1: FB/FF
(
AT%E2
)
Bit 7
Reserved
S46*
V.42bis Data Compression
S46=136 No data compression
S46=138 V.42bis data compression on
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Summary of Contents for Modem 336 LL 2D/4D 5.x Originate / Answer
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