U.S. ROBOTICS, INC.
SPORTSTER 14,400/PC, SPORTSTER 14,400/PC FAX
Card Type | Modem (asynchronous) |
Chipset | U.S. Robotics, Inc. |
Maximum Data Rate | 14.4Kbps |
Maximum Fax Rate | 14.4Kbps (fax model only) |
Data Modulation | Bell 103A/212A ITU-T V.21, V.22, V.22bis, V.23, V.32, V.32bis |
Fax Modulation | ITU-T V.17, V.21CH2, V.27ter, V.29 (fax model only) |
Error Correction/Compression | MNP5, V.42, V.42bis |
Fax Class | Class I (fax model only) |
Data Bus | 8-bit ISA |
Card Size | Full height, one-third length |
CONNECTIONS | |||
Function | Label | Function | Label |
Telephone line out | CN1 | Telephone line in | CN2 |
USER CONFIGURABLE SETTINGS | ||
Setting | Label | Position |
í DTR normal | SW1/1 | Off |
DTR forced high | SW1/1 | On |
í Modem sends verbose result codes | SW1/2 | Off |
Modem sends numeric result codes | SW1/2 | On |
í Result codes enabled | SW1/3 | On |
Result codes disabled | SW1/3 | Off |
í Command mode echo enabled | SW1/4 | Off |
Command mode echo enabled | SW1/4 | On |
í Auto-answer disabled | SW1/5 | On |
Auto-answer controlled by S0 | SW1/5 | Off |
í DCD normal | SW1/6 | Off |
DCD forced high | SW1/6 | On |
USER CONFIGURABLE SETTINGS (CON'T) | ||
Setting | Label | Position |
í Load settings from profile specified by Y command | SW1/7 | Off |
Load settings from factory defaults | SW1/7 | On |
í Command set enabled | SW1/8 | On |
Command set disabled | SW1/8 | Off |
SERIAL PORT ADDRESS SELECTION | ||||
Setting | JP1/A | JP1/B | JP1/C | JP1/D |
3F8h (COM1:) | Closed | Open | Open | Open |
2E8h (COM2:) | Open | Closed | Open | Open |
3F8h (COM3:) | Open | Open | Closed | Open |
2E8h (COM4:) | Open | Open | Open | Closed |
INTERRUPT SELECTION | |||||
Setting | JP2/A | JP2/B | JP2/C | JP2/D | JP2/E |
2 | Closed | Open | Open | Open | Open |
3 | Open | Closed | Open | Open | Open |
4 | Open | Open | Closed | Open | Open |
5 | Open | Open | Open | Closed | Open |
7 | Open | Open | Open | Open | Closed |
SUPPORTED STANDARD COMMANDS |
Basic AT Commands |
+++, ‘comma’, A/ |
A, B, D, E, H, L, M, O, V, X, Z |
&C, &D, &F, &G, &P, &R, &S, &T, &W, &Z |
S-Registers |
S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S18, S25, S38 |
Note: See MHI help file for complete information. |
Proprietary AT Command Set
BIT-MAPPED REGISTER S13 | ||
Format | AT [cmds] S13=n [cmds] | |
Default: | 0 | |
Range: | 0 - 89 | |
Description: | Controls DTR reset, DTR dialing, reset dialing, and MNP3. | |
Bit | Value | Function |
0 | í 0 1 | DTR normal. Reset on low DTR. |
2, 1 | 00 | Not used. |
3 | í 0 1 | DTR dialing disabled. DTR dialing enabled. |
4 | í 0 1 | Reset dialing disabled. Reset dialing enabled. |
5 | 0 | Not used. |
6 | í 0 1 | MNP 3 enabled. MNP 3 disabled. |
BIT-MAPPED REGISTER S15 | ||
Format: | AT [cmds] S15=n [cmds] | |
Default: | 0 | |
Range: | 0 - 56 | |
Description: | Controls non-error-correcting mode buffer, MNP4, and BS/DEL switch. | |
Bit | Value | Function |
2 - 0 | 000 | Not used. |
3 | í 0 1 | Non-error-correcting mode transmit buffer set to 1.5KB. Non-error-correcting mode transmit buffer set to 128 bytes. |
4 | í 0 1 | MNP 4 enabled. MNP 4 disabled. |
5 | í 0 1 | Backspace and delete keys normal. Backspace and delete keys reversed. |
BIT-MAPPED REGISTER S27 | ||
Format: | AT [cmds] S27=n [cmds] | |
Default: | 0 | |
Range: | 0 - 191 | |
Description: | Controls V.21, V.32 encoding and modulation, V.42 answer tone and handshake, and 9600 result codes. | |
Bit | Value | Function |
0 | í 0 1 | V.21 disabled. V.21 enabled. |
1 | í 0 1 | V.32 trellis coding enabled. V.32 trellis coding disabled. |
2 | í 0 1 | V.32 modulation enabled. V.32 modulation disabled. |
3 | í 0 1 | 2100Hz answer tone enabled. 2100Hz answer tone disabled. |
5, 4 | í 00 01 10 11 | V.42 detect, LAPM and MNP enabled. V.42 detect and LAPM enabled. MNP enabled. LAPM enabled. |
6 | 0 | Not used. |
7 | í 0 1 | Actual result codes displayed. Force 9600 result codes. |
BREAK LENGTH | |
Type: | Register |
Format: | AT [cmds] S21=n [cmds] |
Default: | 10 |
Range: | 0 - 255 |
Unit: | 10 ms |
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 | Break empties buffer. |
í &Y1 | Break empties buffer and is sent immediately. |
&Y2 | Break does not empty buffer and is sent immediately. |
&Y3 | Break does not empty buffer and is sent in sequence with data. |
COMPRESSION MODE | |
Type: | Configuration |
Format: | AT [cmds] &Kn [cmds] |
Description: | Selects the type of data compression that will be used. |
Command | Function |
&K0 | Data compression disabled. |
í &K1 | Auto-detect compression mode. |
&K2 | Data compression enabled. |
&K3 | MNP5 data compression only enabled. |
CONNECTION SPEED LOWER LIMIT | |
Type: | Configuration |
Format: | AT [cmds] &Un [cmds] |
Description: | Sets slowest allowed connection speed if &N is set to 1 or higher. |
Command | Function |
&U0 | No minimum connect speed. |
&U1 | Set minimum connect speed to 300bps. |
&U2 | Set minimum connect speed to 1200bps. |
&U3 | Set minimum connect speed to 2400bps. |
&U4 | Set minimum connect speed to 4800bps. |
&U5 | Set minimum connect speed to 7200bps. |
&U6 | Set minimum connect speed to 9600bps. |
&U7 | Set minimum connect speed to 12Kbps. |
&U8 | Set minimum connect speed to 14.4Kbps. |
CONNECTION SPEED UPPER LIMIT | |
Type: | Configuration |
Format: | AT [cmds] &Nn [cmds] |
Description: | Sets required connection speed if &U is set to 0; otherwise, sets fastest allowed connection speed. |
Command | Function |
&N0 | No maximum connect speed. |
&N1 | Set maximum connect speed to 300bps. |
&N2 | Set maximum connect speed to 1200bps. |
&N3 | Set maximum connect speed to 2400bps. |
&N4 | Set maximum connect speed to 4800bps. |
&N5 | Set maximum connect speed to 7200bps. |
&N6 | Set maximum connect speed to 9600bps. |
&N7 | Set maximum connect speed to 12Kbps. |
&N8 | Set maximum connect speed to 14.4Kbps. |
DISPLAY INFORMATION | |
Type: | Immediate |
Format: | AT [cmds] In [cmds] |
Description: | Displays modem properties. |
Command | Function |
I0 | Displays product identification code. |
I1 | Tests and displays ROM checksum result. |
I2 | Tests and displays RAM checksum result. |
I4 | Displays current command settings. |
I5 | Displays current NVRAM settings. |
I6 | Displays current connection’s statistics. |
I7 | Displays product configuration. |
ERROR CORRECTION MODE | |
Type: | Configuration |
Format: | AT [cmds] &Mn [cmds] |
Description: | Selects active error correction protocols. |
Command | Function |
&M0 | Normal mode only. |
í &M4 | Auto-detect mode. |
&M5 | ARQ mode only. |
ESCAPE CHARACTER RESPONSE | |
Type: | Register |
Format: | AT [cmds] S14=n [cmds] |
Description: | Controls reaction to escape character. |
Command | Function |
S14=0 | Normal operation. |
S14=1 | When +++ is received, modem disconnects and enters command state. |
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 | V.32 result code enabled. |
í &A3 | Error control and compression result codes enabled. |
FLOW CONTROL CHARACTER - XOFF | |
Type: | Register |
Format: | AT [cmds] S23=n [cmds] |
Default: | 19 |
Range: | 0 - 127 |
Unit: | 1 ASCII character |
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: | 1 ASCII character |
Description: | Sets the character used to represent XON. |
FLOW CONTROL - MODEM-TO-MODEM | |
Type: | Configuration |
Format: | AT [cmds] &In [cmds] |
Description: | Selects the type of modem-to-modem flow control used. |
Command | Function |
í &I0 | Software flow control disabled. |
&I1 | XON/XOFF pass-through enabled. |
&I2 | XON/XOFF pass-through disabled. |
&I3 | Hewlett-Packard ENQ/ACK host mode enabled. |
&I4 | Hewlett-Packard ENQ/ACK terminal mode enabled. |
&I5 | XON/XOFF pass-through enabled in normal mode and disabled in error-correcting 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. |
INACTIVITY TIMER | |
Type: | Register |
Format: | AT [cmds] S19=n [cmds] |
Default: | 0 |
Range: | 0 - 255 |
Unit: | 1 minute |
Description: | Sets the length of time that the modem does not receive information before it disconnects; S19=0 will disable. |
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. |
&B1 | Serial speed locked. |
í &B2 | Serial speed locked in ARQ mode only. |
PROFILE ON POWER-UP | |
Type: | Configuration |
Format: | AT [cmds] Yn [cmds] |
Description: | Selects the profile to restore into the active profile on power-up. |
Command | Function |
í Y0 | Restore profile 0 on power-up. |
Y1 | Restore profile 1 on power-up. |
RESULT CODES | |
Type: | Configuration |
Format: | AT [cmds] Qn [cmds] |
Description: | Enables modem to send result codes to the DTE. |
Command | Function |
í Q0 | Result codes enabled. |
Q1 | Result codes disabled. |
Q2 | Result codes enabled in originate mode only. |
TONE DIALING TEST | |
Type: | Register |
Format: | AT [cmds] S16=n [cmds] |
Description: | Begins a tone dialing test. |
Command | Function |
í S16=0 | Tone dialing test disabled. |
S16=2 | Tone dialing test enabled. |
V.32 AND V.32bis MODULATIONS | ||
Type: | Register | |
Format: | AT [cmds] S34=n [cmds] | |
Default: | 6 | |
Range: | 0 - 15 | |
Description: | Controls V.32 and V.32bis modulations. | |
Bit | Value | Function |
0 | í 0 1 | V.32bis enabled. V.32bis disabled. |
2, 1 | 11 | Not used. |
3 | í 0 1 | V.32 modulation disabled. V.32 modulation enabled. |
V.32 HANDSHAKE TIME | |
Type: | Register |
Format: | AT [cmds] S28=n [cmds] |
Default: | 8 |
Range: | 0 - 255 |
Unit: | .1 second |
Description: | Sets length of V.32 handshake. |