MT9234ZPX-UPCI-CP Multi-Tech Systems, MT9234ZPX-UPCI-CP Datasheet - Page 38

• Manufacturer Part Number: MT9234ZPX-UPCI-CP
• Description: MODEM V.92 DATA/FAX/VOICE WORLD
• Manufacturer: Multi-Tech Systems
• Series: MultiModem® ZPXr

Specifications of MT9234ZPX-UPCI-CP

• Data Format: V.92
• Baud Rates: -
• Interface: Parallel
• Voltage - Supply: 3.3V, 5V
• Mounting Type: Socket
• Package / Case: 6.0" L x 4.8" W x 0.7" H (152mm x 122mm x 18mm)
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

S-Registers
Certain modem values, or parameters, are stored in memory locations called S-Registers. Use the S
command to read or to alter the contents of S-Registers (see previous section).
Register Unit
S0
S1
S2
S3
S4
S5
S6
S7
S8
S9
S10
S11
S24
S28
S30
S35
S36
Multi-Tech Systems, Inc. AT Commands for the MultiModem & SocketModem MT9234 Series (S000434H)
1 ring
1 ring
decimal 0–127
decimal 0–127
decimal 0–127
decimal 0–32
seconds 2–65*
seconds 35-65*
seconds 0–65
decimal 0, 1–127
100 ms
1 ms
secs
decimal 0, 1–255
1 minute 0, 1–255
decimal 0–1
decimal 0–7
Range
0, 1–255
0–255
33–127
1–254
50–150*
0, 5-65
Default
1
0
43 (+)
13 (^M)
10 (^J)
8 (^H)
2*
50*
2
37 (%)
20
95*
0
1
0
1
7
Description
Sets the number of rings until the modem answers. ATS0=0
disables auto answer completely.
Counts the rings that have occurred.
Sets ASCII code for the escape sequence character.
Sets the ASCII code for the carriage return character.
Sets the ASCII code for the line feed character.
Sets the ASCII code for the backspace character.
Values greater than 32 disable backspace.
Sets the time the modem waits after it goes off-hook before it
begins to dial the telephone number.
Sets the time the modem waits for a carrier signal before
aborting a call. Also sets the wait for silence time for the @ dial
modifier.
Sets the length of a pause caused by a comma character in a
dialing command.
Sets ASCII code for remote configuration escape character.
S9=0 disables remote configuration.
Sets how long a carrier signal must be lost before the modem
disconnects.
Sets spacing and duration of dialing tones.
Sets the timer to control sleep mode. Default of 0 = Off.
0 disables, 1–255 enables V.34 modulation.
Sets the length of time that the modem waits before
disconnecting when no data is sent or received. A value of
zero disables the timer. See also the \T command
0 disables, 1 enables the V.25 calling tone, which allows
remote data/fax/voice discrimination.
Specifies the action to take in the event of a negotiation failure
when error control is selected. (See S48.)
Chapter 1 – AT Commands, S-Registers, and Result Codes
38