U.S. ROBOTICS, INC.
COURIER V.32TERBO FAX WITH ASL
Card Type | Fax, Modem (asynchronous) |
Chip Set | U.S. Robotics |
Maximum Data Rate | 28.8Kbps |
Maximum Fax Rate | 14.4Kbps |
Data Bus | Unidentified |
Fax Class | Unidentified |
Data Modulation Protocol | Bell 103/212A ITU-T V.21, V.22, V.22bis, V.32, V.32bis, V.32terbo |
Fax Modulation Protocol | Unidentified |
Error Correction/Compression | MNP5, V.42, V.42bis |
V1986
USER CONFIGURABLE SETTINGS | ||
Setting | Label | Position |
í DTR normal | SW1/1 | Off |
DTR forced high | SW1/1 | On |
í Verbal result codes | SW1/2 | Off |
Numeric result codes | SW1/2 | On |
í Enable result codes displayed | SW1/3 | On |
Disable result codes displayed | SW1/3 | Off |
í Local echo enabled | SW1/4 | Off |
Local echo disabled | SW1/4 | On |
í Auto answer disabled | SW1/5 | On |
Auto answer enabled | SW1/5 | Off |
í CD signal normal | SW1/6 | Off |
CD signal forced high | SW1/6 | On |
í Result codes displayed during both answer and originate mode | SW1/7 | Off |
Result codes displayed in originate mode only | SW1/7 | On |
í Smart mode enabled | SW1/8 | On |
Dumb mode enabled | SW1/8 | Off |
í Normal operation enabled | SW1/9 | On |
Escape sequence enabled | SW1/9 | Off |
í Restore NVRAM defaults | SW1/10 | Off |
Restore factory defaults | SW1/10 | On |
SEND/RECEIVE PIN ASSIGNMENT | |
Setting | Quad Switch |
í Normal | Off |
Not used | On |
Proprietary AT Command Set
ABORT | |
Type: | Immediate |
Format: | Any key |
Description: | Aborts answering/originating a call; modem hangs up. |
ANSWER | |
Type: | Immediate |
Format: | AT [cmds] A |
Description: | Enables manual answer mode, the modem goes off-hook; pressing any key will abort. |
ANSWER SEQUENCE | |
Type: | Configuration |
Format: | AT [cmds] Bn [cmds] |
Description: | Selects the answer sequence the modem will use |
Command | Function |
í B0 | V.32 mode/ITU-T answer sequence enabled |
B1 | HST mode/Bell answer tone enabled |
ATTENTION | |
Type: | Immediate |
Format: | AT [cmds] |
Description: | Tells the modem that a command follows or use alone to test OK result code |
BIT MAPPED REGISTERS | |
Register | Default |
S51 | 0 |
BIT-MAPPED REGISTER S13 | ||
Format | AT [cmds] S13=n [cmds] | |
Default: | 0 | |
Range: | 0-255 | |
Unit: | Bit-mapped | |
Description: | Controls DTR reset, DTR dialing, reset dialing, HST modulation, and MNP3. | |
Bit | Value | Function |
0 | í 01 | DTR normal Reset on low DTR |
1 | í 01 | Normal auto answer operation When ring is received, enter originate and listen for answer tone |
2 | í 01 | Pause 250msec. Before displaying result codes Immediate result code display |
3 | í 01 | DTR dialing disabled DTR dialing enabled |
4 | í 01 | Reset dialing disabled Reset dialing enabled |
5 | í 01 | HST modulation enabled HST modulation disabled |
6 | í 01 | MNP 3 enabled MNP 3 disabled |
7 | í 01 | Hardware reset disabled Hardware reset enabled |
BIT-MAPPED REGISTER S15 | ||
Format: | AT [cmds] S15=n [cmds] | |
Default: | 0 | |
Range: | 0-255 | |
Unit: | Bit-mapped | |
Description: | Controls HST high frequency equalization, online fallback, back channel, non-error-correcting mode buffer, MNP4, BS/DEL switch, MNP compliance, and Custom applications. | |
Bit | Value | Function |
0 | í 01 | HST high frequency equalization enabled HST high frequency equalization disabled |
1 | í 01 | Online fallback enabled Online fallback disabled |
2 | í 01 | 300bps back channel enabled 300bps back channel disabled |
3 | í 01 | Non-error-correcting mode transmit buffer set to 1.5KB Non-error-correcting mode transmit buffer set to 128 bytes |
4 | í 01 | MNP 4 enabled MNP 4 disabled |
5 | í 01 | Use backspace key for delete disabled Use backspace key for delete enabled |
6 | í 01 | MNP normal MNP adjusted for non compliant modems |
7 | í 01 | Custom applications only disabled Custom applications only enabled |
BIT-MAPPED REGISTER S27 | ||
Format: | AT [cmds] S27=n [cmds] | |
Default: | 0 | |
Range: | 0-191 | |
Unit: | Bit-mapped | |
Description: | Controls V.21, V.32 encoding and modulation, V.42 answer tone and handshake, and Unusual software incompatibility. | |
Bit | Value | Function |
0 | í 01 | V.21 disabled V.21 enabled |
1 | í 01 | V.32 trellis coding disabled V.32 trellis coding enabled |
2 | í 01 | V.32 modulation enabled V.32 modulation disabled |
3 | í 01 | 2100Hz answer tone enabled 2100Hz answer tone disabled |
4 | í 01 | MNP handshake enabled MNP handshake disabled |
5 | í 01 | V.42 detection phase enabled V.42 detection phase disabled |
6 | í 0 | Not used |
7 | í 01 | Unusual software incompatibility disabled Unusual software incompatibility enabled |
BIT-MAPPED REGISTER S32 | ||
Format | AT [cmds] S34=n [cmds] | |
Default: | 0 | |
Range: | 0-63 | |
Unit: | Bit-mapped | |
Description: | Controls V.23/V.32/V.32bis modulations. Change LED and enable MI/MIC. | |
Bit | Value | Function |
0 | í 01 | V.32bis enabled V.32bis disabled |
1 | í 01 | Enhanced V.32 enabled Enhanced V.32 disabled |
2 | í 01 | Quick V.32 retrain enabled Quick V.32 retrain disabled |
3 | í 01 | V.23 disabled V.23 enabled |
4 | í 01 | Do not change MR LED to represent DSR Change MR LED to represent DSR |
5 | í 01 | Disable MI/MIC Enable MI/MIC |
BREAK LENGTH | |
Type: | Register |
Format: | AT [cmds] S21=n [cmds] |
Default: | 10 |
Range: | 0-255 |
Unit: | .01 second |
Description: | Sets the length of error control mode breaks sent from DCE to DTE. |
BREAK TYPE | |
Type: | Configuration |
Format: | AT [cmds] &Yn [cmds] |
Description: | Configures action of break signal |
Command | Function |
&Y0 | Empty buffer only |
í &Y1 | Empties buffer and break is sent immediately |
&Y2 | Do not empty buffer and break is sent immediately |
&Y3 | Do not empty buffer or send break |
CARRIER DETECT (CD) | |
Type: | Configuration |
Format: | AT [cmds] &Cn [cmds] |
Description: | Controls the CD signal |
Command | Function |
&C0 | Modem does not respond to CD signal |
í &C1 | CD signal normal |
COMPRESSION | |
Type: | Configuration |
Format: | AT [cmds] &Kn [cmds] |
Description: | Selects data compression |
Command | Function |
&K0 | Data compression disabled |
í &K1 | Auto enabled/disable data compression |
&K2 | Data compression enabled |
&K3 | V.42bis data compression enabled |
CONNECTION SPEED | |
Type: | Configuration |
Format: | AT [cmds] &Nn [cmds] |
Description: | Sets required connection speed, modem will hang up if it cannot connect. |
Command | Function |
í &N0 | Variable |
&N1 | 300bps |
&N2 | 1200bps |
&N3 | 2400bps |
&N4 | 4800bps |
&N5 | 7200bps |
&N6 | 9600bps |
&N7 | 12Kbps |
&N8 | 14.4Kbps |
&N9 | 16.8Kbps |
&N10 | 21.6Kbps |
DATA SET READY (DSR) | |
Type: | Configuration |
Format: | AT [cmds] &Sn [cmds] |
Description: | Selects DSR options |
Command | Function |
í &S0 | DSR forced high |
&S1 | DSR controlled by modem |
&S2 | DSR toggled, CTS follows CD |
&S3 | DSR toggled |
&S4 | Modem sends DTE DSR signal following CD signal |
DATA TERMINAL READY (DTR) | |
Type: | Configuration |
Format: | AT [cmds] &Dn [cmds] |
Description: | Selects modem response to DTR |
Command | Function |
&D0 | Modem does not respond to DTR |
&D1 | Modem goes to command mode after DTR toggles |
í &D2 | Modem uses DTR as normal |
CTS/RTS - DELAY | |
Type: | Configuration |
Format: | AT [cmds] S26=n [cmds] |
Default: | 1 |
Range: | 0-255 |
Unit: | .1 second |
Description: | Sets the length of time between RTS and CTS signal sending |
DIAL | |
Type: | Immediate |
Format: | AT [cmds] D<#> [cmds] |
Example: | ATDT 443-3388,,,1111; |
Description: | Dials telephone number according to any modifiers included in the string |
Note: | Any combination of modifiers can be used to produce the desired dial functions in sequence. |
Command | Function |
í P | Pulse dialing enabled |
T | Tone dialing enabled |
, | Dialing paused for 2 seconds |
; | Modem returned to command state after dialing. Can only be placed at the end of the dial command. |
" | Dials letters as if they were numbers; ATDT"GOMICRO" |
! | Flash function initiated |
@ | Dial, wait for quiet answer, then continue to execute the rest of the dial string |
W | Dial, wait for second dial tone, then continue to execute the rest of the dial string |
R | Answer mode enabled; originate mode disabled following handshake initiation. |
DIAL - LAST NUMBER | |
Type: | Immediate |
Format: | AT [cmds] DL [cmds] |
Description: | Re-dial last number dialed |
DIAL - STORED NUMBER | |
Type: | Immediate |
Format: | AT [cmds] DSn [cmds] |
Description: | Dial stored number from memory location n |
DISCONNECT BUFFER DELAY | |
Type: | Register |
Format | AT [cmds] S38=n [cmds] |
Default: | 0 |
Range: | 0-255 |
Unit: | 1 second |
Description: | Sets maximum duration allowed during buffered data calls for modem to perform clearing functions after losing carrier-signal or receiving a clear call signal from the remote modem and before initiating hang-up process. A value of 0 will allow the modem to hanging-up after DTR drops. |
ECHO | |
Type: | Configuration |
Format: | AT [cmds] En [cmds] |
Description: | Controls echo function; display keyboard commands when enabled. |
Command | Function |
E0 | Echo function disabled |
í E1 | Echo function enabled |
ECHO - ON-LINE | |
Type: | Configuration |
Format: | AT [cmds] Fn [cmds] |
Description: | Selects whether data sent while in data mode are echoed |
Command | Function |
F0 | Local echo enabled |
í F1 | Local echo disabled |
ERROR CORRECTION MODE (ARQ) | |
Type: | Configuration |
Format: | AT [cmds] &Mn [cmds] |
Description: | Selects active error correction protocols |
Command | Function |
&M0 | Normal mode only |
&M1 | Asynchronous command mode and synchronous data mode |
í &M4 | Normal/ARQ mode |
&M5 | ARQ mode only |
&M6 | Character-oriented synchronous |
&M7 | HDLC synchronous |
ESCAPE SEQUENCE | |
Type: | Immediate |
Format: | +++AT [cmds] <CR> |
Description: | Initiates the escape sequence and returns the modem to the on-line command state if it receives three escape characters set in S2 within the time allotted by S12. |
Note: Do not precede this command with AT. |
EXTENDED COMMAND SET | |
Type: | Immediate |
Format: | AT <prefix> |
Description: | Shows command help screens for all commands beginning with the given prefix. |
Command | Function |
& | Shows AT& extended command set |
% | Shows AT% extended command set |
EXTENDED RESULT CODES | |
Type: | Configuration |
Format: | AT [cmds] &An [cmds] |
Description: | Selects extended result codes |
Command | Function |
&A0 | Extended result codes disabled |
&A1 | ARQ result codes enabled |
&A2 | ARQ result codes enabled and V.32 result code added |
í &A3 | Error control and compression result codes enabled |
FACTORY DEFAULT PROFILE | |
Type: | Configuration |
Format: | AT [cmds] &Fn [cmds] |
Description: | Loads factory profile into non-volatile memory |
FLOW CONTROL CHARACTER - XOFF | |
Type: | Register |
Format: | AT [cmds] S23=n [cmds] |
Default: | 19 |
Range: | 0-127 |
Unit: | ASCII |
Description: | Sets the character used to represent XOFF. |
FLOW CONTROL CHARACTER - XON | |
Type: | Register |
Format: | AT [cmds] S22=n [cmds] |
Default: | 17 |
Range: | 0-127 |
Unit: | ASCII |
Description: | Sets the character used to represent XON. |
FLOW CONTROL PASS-THROUGH | |
Type: | Configuration |
Format: | AT [cmds] &In [cmds] |
Description: | Allows modem to act on, then transmit XON/XOFF characters. |
Command | Function |
í &I0 | Software flow control disabled |
&I1 | XON/XOFF passthrough enabled |
&I2 | XON/XOFF passthrough disabled |
&I3 | ENQ/ACK enabled in host mode |
&I4 | ENQ/ACK enabled in terminal mode |
&I5 | XON/XOFF passthrough disabled in error correction mode |
FLOW CONTROL TYPE | |
Type: | Configuration |
Format: | AT [cmds] &Hn [cmds] |
Description: | Sets type of flow control used by modem |
Command | Function |
&H0 | Flow control disabled |
í &H1 | CTS/RTS flow control enabled |
&H2 | XON/XOFF flow control enabled |
&H3 | CTS/RTS and XON/XOFF flow control enabled |
FLOW CONTROL TYPE | |
Type: | Configuration |
Format: | AT [cmds] &Rn [cmds] |
Description: | Controls receive data hardware flow control and RTS signals |
Command | Function |
&R0 | Delay CTS after RTS. See S26 on length of time. |
&R1 | Modem ignores RTS |
í &R2 | Received data to DTE when RTS is on |
GUARD TIME | |
Type: | Register |
Format: | AT [cmds] S43=n [cmds] |
Default: | 100 |
Range: | 0-255 |
Unit: | .02 second |
Description: | Sets guard time for remote access sequence |
GUARD TONE | |
Type: | Configuration |
Format: | AT [cmds] &Gn [cmds] |
Description: | Commands the modem to transmit a guard tone |
Note: Used primarily for international data transmission | |
Command | Function |
í &G0 | Guard tone disabled |
&G1 | 550Hz guard tone enabled |
&G2 | 1800Hz guard tone enabled |
HANDSHAKE TIMER | |
Type: | Register |
Format: | AT [cmds] S28=n [cmds] |
Default: | 8 |
Range: | 0-255 |
Unit: | .1 second |
Description: | Sets the length of handshake time, so modems with V.32bis, V.FC and V.34 are given a chance to connect at 9600bps or higher. |
HOOK CONTROL | |
Type: | Immediate |
Format: | AT [cmds] Hn [cmds] |
Description: | Selects whether the modem is on-hook or off-hook |
Command | Function |
H0 | Modem commanded to go on-hook (hang-up) |
H1 | Modem commanded to go off-hook (pick-up) |
INACTIVITY TIMER | |
Type: | Register |
Format: | AT [cmds] S19=n [cmds] |
Default: | 0 |
Range: | 0-90 |
Unit: | 1 minute |
Description: | Sets the length of time that the modem does not receive information before it disconnects. S19=0 will disable. |
LINE TYPE | ||
Type: | Configuration | |
Format: | AT [cmds] &Ln [cmds] | |
Description: | Select the line type | |
Command | Function | |
í &L0 | Dial-up enabled | |
&L1 | Leased-line enabled | |
&L2 | HST cellular enabled |
LIST AMPERSAND COMMANDS | |
Type: | Immediate |
Format: | AT [cmds] &$ [cmds] |
Description: | Displays ampersand (&) commands |
LIST BASIC COMMANDS | |
Type: | Immediate |
Format: | AT [cmds] $ [cmds] |
Description: | Displays basic commands |
LIST DIAL COMMANDS | |
Type: | Immediate |
Format: | AT [cmds] D$ [cmds] |
Description: | Displays dial commands |
LIST PERCENT COMMANDS | |
Type: | Immediate |
Format: | AT [cmds] %$ [cmds] |
Description: | Displays percent (%) commands |
LIST S-REGISTERS | |
Type: | Immediate |
Format: | AT [cmds] S$ [cmds] |
Description: | Displays the S-registers |
LOCAL CONFIGURATION | ||
Type: | Configuration | |
Format: | AT [cmds] %Cn [cmds] | |
Description: | Set local configuration remotely | |
Command | Function | |
í %C0 | Defer configuration until call terminated | |
%C1 | Restore original configuration | |
%C2 | Execute configuration immediately |
LOCAL SERIAL PORT SPEED | |
Type: | Register |
Format: | AT [cmds] %Bn [cmds] |
Description: | Selects DTE speed remotely |
Command | Function |
%B0 | Sets to 110bps speed |
%B1 | Sets to 300bps speed |
%B2 | Sets to 600bps speed |
%B3 | Sets to 1200bps speed |
%B4 | Sets to 2400bps speed |
%B5 | Sets to 4800bps speed |
%B6 | Sets to 9600bps speed |
%B7 | Sets to 19.2Kbps speed |
%B8 | Sets to 38.4Kbps speed |
%B9 | Sets to 57.6Kbps speed |
%B10 | Sets to 115.2Kbps speed |
LOCK SERIAL PORT | |
Type: | Configuration |
Format: | AT [cmds] &Bn [cmds] |
Description: | Sets operation of serial port speed |
Command | Function |
&B0 | Serial speed follows connect speed |
í &B1 | Serial speed locked |
&B2 | Serial speed locked in ARQ mode, Variable in non-ARQ mode. |
LOG-ON ATTEMPTS | |
Type: | Register |
Format: | AT [cmds] S41=n [cmds] |
Default: | 0 |
Range: | 0-255 |
Unit: | Attempts |
Description: | Sets the number of allowable log-on attemtps for remote access |
ON-LINE | |
Type: | Immediate |
Format: | AT [cmds] On [cmds] |
Description: | Controls on-line command (data transmission) mode options. |
Note: The O command must be placed at the end of the command string. | |
Command | Function |
O0 | On-line command mode with no retraining enabled |
O1 | On-line command mode with retraining enabled |
PARITY | ||
Type: | Configuration | |
Format: | AT [cmds] %Fn [cmds] | |
Description: | Sets parity and data bits remotely | |
Command | Function | |
%F0 | No Parity, 8 data bits | |
%F1 | Mark Parity, 7 data bits | |
%F2 | Parity odd, 7 data bits | |
%F3 | Parity even, 7 data bits |
PASSWORD | |
Type: | Configuration |
Format: | Read: AT [cmds] %Pn? [cmds] Write: AT [cmds] %Pn=x [cmds] |
Description: | Reads or writes a password to memory location n. n=0-1 |
PAUSE | |
Type: | Immediate |
Format: | AT [cmds] / [cmds] |
Description: | Pause for 125 msec |
PULSE DIALING | |
Type: | Configuration |
Format: | AT [cmds] P [cmds] |
Description: | Enables pulse dialing |
Note: This command can be duplicated with the P modifier in the D (Dial) command. |
PULSE DIALING RATIO | |
Type: | Configuration |
Format: | AT [cmds] &Pn [cmds] |
Description: | Selects pulse dial make/break ratio |
Command | Function |
í &P0 | 39/61ms at 10pps (North America) |
&P1 | 33/67ms at 10pps (Europe) |
RECONNECT - LEASED-LINE | |
Type: | Register |
Format: | AT [cmds] S44=n [cmds] |
Default: | 15 |
Range: | 0-255 |
Unit: | 1 second |
Description: | Sets the length of time the modem senses loss of carrier before re-establishing a leased-line conntion |
REMOTE ACCESS ESCAPE CHARACTER | |
Type: | Register |
Format | AT [cmds] S42=n [cmds] |
Default: | 126 |
Range: | 0-255 |
Unit: | ASCII |
Description: | Selects a character used for the remote access escape sequence |
REPEAT CONTINUALLY | |
Type: | Configuration |
Format: | AT [cmds] > [cmds] |
Description: | Causes modem to repeat command string continually or up to 10 dial attempts; until a keyboard key is pressed |
REPEAT PREVIOUS COMMAND CONTINUALLY | |
Type: | Immediate |
Format: | AT [cmds] A> [cmds] |
Description: | Repeat previous command continually |
Note: Do not precede this command with AT, or follow it with <CR>. |
REPEAT PREVIOUS COMMAND | |
Type: | Immediate |
Format: | A/ |
Description: | Repeat previous command only once |
Note: Do not precede this command with AT, or follow it with <CR>. |
REPORT INFORMATION | |
Type: | Immediate |
Format: | AT [cmds] In [cmds] |
Description: | Displays information requested |
Command | Function |
I0 | Reports product code |
I1 | Reports ROM checksum |
I2 | Reports RAM checksum |
I3 | Reports call duration and real time |
I4 | Reports current command settings |
I5 | Reports NVRAM settings |
I6 | Reports link diagnostics |
I7 | Reports product configuration |
I10 | Reports dial security account status |
RESULT CODES | |
Type: | Configuration |
Format: | AT [cmds] Qn [cmds] |
Description: | Enables modem to send result codes to the DTE |
Command | Function |
Q0 | Result code sending enabled |
Q1 | Result code sending disabled |
Q2 | Result code sending enabled while in originate mode |
RESULT CODE FORMAT | |
Type: | Configuration |
Format: | AT [cmds] Vn [cmds] |
Description: | Selects word or numeric format for information-text and result codes |
Command | Function |
V0 | Numeric format enabled |
í V1 | Verbose (word) format enabled |
SECURITY | |||||
Type: | Register | ||||
Format: | AT [cmds] S53=n [cmds] | ||||
Default: | 0 | ||||
Range: | 0-7 | ||||
Description: | Controls security features | ||||
Bit | Value | Function | |||
0 | í 01 | Dial security disabled Dial security enabled | |||
1 | í 01 | Password prompting disabled Password prompting enabled | |||
2 | í 01 | Local access passsword protection disabled Local access passsword protection enabled |
SELECT CALL PROGRESS RESULT CODES | |
Type: | Configuration |
Format: | AT [cmds] Xn [cmds] |
Default: | X7 |
Description: | Enables selection of tone detection and associated result code format options |
SOFT RESET | |
Type: | Immediate |
Format: | AT [cmds] Z [cmds] |
Description: | Restores modem profile previously saved in non-volatile memory |
SPEAKER MODE | |
Type: | Configuration |
Format: | AT [cmds] Mn [cmds] |
Description: | Selects various speaker options |
Command | Function |
M0 | Speaker disabled |
í M1 | Speaker enabled until carrier signal detected |
M2 | Speaker enabled |
M3 | Speaker enabled following dialing, then disabled after carrier signal detected. |
STATUS-REGISTER | ||
Type: | Configuration | |
Format: | Read: AT [cmds] Sn? [cmds] Write: AT [cmds] Sn=x [cmds] | |
Description: | Writes to or reads from a specified register | |
Command | Function | |
Sn.b=x | Write to register bit b using values 0 (off) and 1 (on) for x |
STORE ACTIVE PROFILE | |
Type: | Configuration |
Format: | AT [cmds] &W [cmds] |
Description: | Writes active profile into the non-volatile memory |
STORE TELEPHONE NUMBER | ||
Type: | Configuration | |
Format: | AT [cmds] &Zn=x [cmds] | |
Description: | Writes selected telephone numbers into the non-volatile memory at location n | |
Note: The characters described in the D command are valid for use in the &Z command. | ||
Command | Function | |
&Zn=L | Writes last executed dial string into the non-volatile memory at location n | |
&Zn? | Displays phone number from non-volatile memory at location n | |
&ZC=x | Writes command string into the non-volatile memory at location n | |
&ZC? | Displays stored command string |
SYNCHRONOUS CLOCK SOURCE | |
Type: | Configuration |
Format: | AT [cmds] &Xn [cmds] |
Description: | Select clock source |
SYNCHRONOUS CLOCK SPEED | |
Type: | Configuration |
Format: | AT [cmds] %Nn [cmds] |
Description: | Sets synchronous clock speed |
TEST MODES | ||
Type: | Configuration | |
Format: | AT [cmds] &Tn [cmds] | |
Description: | Controls loopback tests, analog, digital, remote digital, and self tests. | |
Command | Function | |
&T0 | Testing disabled | |
&T1 | Local analog loopback enabled | |
&T3 | Local digital loopback enabled | |
&T4 | Remote digital loopback enabled | |
&T5 | Remote digital loopback prohibited | |
&T6 | Remote digital loopback initiated | |
&T7 | Remote digital loopback w/ self-test | |
&T8 | Local analog loopback w/ self-test |
TEST MODES | |||||
Type: | Configuration | ||||
Format: | AT [cmds] S16=n [cmds] | ||||
Default: | 0 | ||||
Range: | 0-15 | ||||
Description: | Controls loopback tests; analog, digital, dial, and test pattern tests. | ||||
Bit | Value | Function | |||
0 | í 01 | Local analog loopback disabled Local analog loopback enabled | |||
1 | í 01 | Dial test disabled Dial test enabled | |||
2 | í 01 | Test pattern disabled Test pattern enabled | |||
3 | í 01 | Remote digital loopback not initiated Remote digital loopback initiated |
TEST TIMER | |
Type: | Register |
Format | AT [cmds] S18=n [cmds] |
Default: | 0 |
Range: | 0-255 |
Unit: | 1 second |
Description: | Sets the maximum duration for modem tests |
Note: S18=0 disables the timer and allows an indefinite duration. |
TONE DIALING | |
Type: | Configuration |
Format: | AT [cmds] T [cmds] |
Description: | Enables tone dialing mode |
Note: This command can be duplicated with the T modifier in the D (Dial) command. |
TONE RECOGNITION | |
Type: | Immediate |
Format: | AT [cmds] %T [cmds] |
Description: | Enables tone recognition |
VOICE/DATA OPTIONS | ||
Type: | Register | |
Format: | AT [cmds] S32=n [cmds] | |
Description: | Select various options the modem will perform | |
Command | Function | |
S32=0 | Disabled | |
S32=1 | Modem commanded to go off-hook (pick-up) in originate mode | |
S32=2 | Modem commanded to go off-hook (pick-up) in answer mode | |
S32=3 | Re-dial last number dialed | |
S32=4 | Dial stored number at memory location 0 | |
S32=5 | Auto-answer toggle on/off | |
S32=6 | Reset modem | |
S32=7 | Remote digital loopback initiated | |
S32=8 | Busy out phone line toggle | |
í S32=9 | Execute stored command string |
V.21 - HANDSHAKE | |
Type: | Register |
Format: | AT [cmds] S29=n [cmds] |
Default: | 20 |
Range: | 0-255 |
Unit: | .1 second |
Description: | Sets the length of handshake time for V.21. |
V.32 - HANDSHAKE | |
Type: | Register |
Format: | AT [cmds] S28=n [cmds] |
Default: | 8 |
Range: | 0-255 |
Unit: | .1 second |
Description: | Sets the length of handshake time for V.32. |