Zyxel-communications 56K Manual do Utilizador descarregar pdf (Página 60)

User's Guide for ZyXEL Omni 56K and Omni 56K Plus Modems

5-22

Command bit dec hex Function and description Ref.

S25= 0-255 0-FF Specify the time delay that DTR signal needs to be OFF

before it will be recognized, in 10 ms units. If S25=0, the

delay time is set to 4 ms.

+000

S26= dec hex RTS/CTS delay. +000

0-255 0-FF Set the delay, in 10 millisecond units between the RTS

and modem’ s CTS response in synchronous mode. (see

‘ &Rn’ command)

&Rn

S27= bit dec hex Bit mapped register. +156

0-2 Modem error control.

0 0 No error control. &K0

1 1 MNP4 + MNP3 (see also S41.0) &K1

2 2 MNP4 + MNP5 (see also S38.5, S41.0) &K2

3 3 V.42+MNP4 &K3

4 4 V.42 + V.42bis (compatible with &K2) (Default) &K4*

3-5 0 0 Flow control disabled. &H0

24 18 Hardware (RTS/CTS) flow control. (Default) &H3

32 20 Software (XON/XOFF) flow control. &H4

40 28 Reserved. &H5

6-7 Signal quality.

0 0 No response to poor signal quality. *Q0

64 40 Retrain action taken if signal quality is poor. *Q1

128 80 Adaptive rate (auto fall-back /forward) when signal quality

changes.(Defaults)

*Q2

192 C0 Disconnect when signal quality is poor. *Q3

S28= bit dec hex Bit mapped register. +068

2-3 0 0 Destructive, expedited break. &Y0

1 4 Non-destructive, expedited break. (Default) &Y1

10 8 Non-destructive, un-expedited break. &Y2

4-5 0 0 No guard tone. (Default) &G0

16 10 550 Hz guard tone. &G1

32 20 1800 Hz guard tone. &G2

6 0 0 DTE/DCE rate follows link rate. (See also S18, S44b6) &B0

1 64 DTE/DCE rate is fixed at the DTE setting, range from

300-460.8 Kbps. (default, also see S18, S44b6)

&B1

S29= 0-3 0-3 Set default dial phone number pointer, use AT&Zn=s to

store phone numbers in EEPROM.

+000 *D

S31= 0-255 0-FF Holds the ASCII decimal value of the XON . +017

S32= 0-255 0-FF Holds the ASCII decimal value of the XOFF. +019

S35= bit dec hex Bit mapped register. +032

1 2 ... 55 56 57 58 59 60 61 62 63 64 65 ... 69 70

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