78
Helmholz Modem 56k small/Modem 56k USB small
S39*
Flow
control
Selection of the data flow control between the modem and the application.
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
Transparente XON data flow control
(AT&K5)
S39=6
RTS/CTS and XON/XOFF data flow control
S40*
General settings
Bit Meaning
Bit 0
Reserved
Bit 1
Reserved
Bit 2
Reserved
Bit 3-5
Break behavior
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
(
AT\A1
)
2: 192 characters
(
AT\A2
)
3: 256 characters
(
AT\A3
)
S41*
General settings
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
MNP block mode
reserved for 56k models
Block Mode Control MNP
0: Stream Mode
(
AT\L0
)
1: Block mode
(
AT\L1
)
Bit 5
Reserved
Bit 6
Fallback/Fallforward
FB/FF control
0: No FB/FF
1: FB/FF
(
AT%E2
)
Bit 7
Reserved
Summary of Contents for Modem 56k small
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