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# TDK ELECTRONICS CORPORATION
DF1414 PCMCIA
Card Type Fax, Modem (asynchronous)
Chip Set Unidentified
Maximum Data Rate 14.4Kbps
Maximum Fax Rate 14.4Kbps
Data Bus PCMCIA Type II
Fax Class Class I
Data Modulation Bell 103J/212A
Protocol
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
Protocol
Error MNP5, V.42, V.42bis
Correction/Compression
V1938
Proprietary AT Command Set
+------------------------------------------------------------+
| ACCEPT MNP RELIABLE MODE |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \U [cmds] |
|--------------+---------------------------------------------|
| Description: | Accept remote modem’s request for MNP |
| | reliable mode |
+------------------------------------------------------------+
+------------------------------------------------------------+
| AUTO-FALLBACK/FALL-FORWARD |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %Gn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects auto-fallback/fall-forward |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í %G0 | Auto-fallback/fall-forward disabled |
|--------------+---------------------------------------------|
| %G1 | Auto-fallback/fall-forward enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| AUTO-RELIABLE FALLBACK CHARACTER |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %An [cmds] |
|--------------+---------------------------------------------|
| Default: | 13 |
|--------------+---------------------------------------------|
| Range: | 0-127 |
|--------------+---------------------------------------------|
| Unit: | ASCII |
|--------------+---------------------------------------------|
| Description: | Sets the character used as the |
| | auto-reliable fallback character; %A0 will |
| | disable this function. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| AUTO-RELIABLE TIME BUFFER CONFIGURATION |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \Cn [cmds] |
|--------------+---------------------------------------------|
| Description: | Controls the handling of incoming data |
| | during auto-reliable time period |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í \C0 | Data is discarded |
|--------------+---------------------------------------------|
| \C1 | Data is buffered |
|--------------+---------------------------------------------|
| \C2 | Data is discarded; modem returns to normal |
| | mode on receiving auto-reliable fallback |
| | character. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| AUTO-RETRAIN |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %En [cmds] |
|--------------+---------------------------------------------|
| Description: | Controls auto-retrain mode |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| %E0 | Auto-retrain disabled |
|--------------+---------------------------------------------|
| í %E1 | Auto-retrain enabled |
|--------------+---------------------------------------------|
| %E2 | Modem set to hang up on poor line quality |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIT-MAPPED REGISTER S14 |
|------------------------------------------------------------|
| Format: | AT [cmds] S14=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 170 |
|--------------+---------------------------------------------|
| Range: | 0-174 |
|--------------+---------------------------------------------|
| Unit: | Bit-mapped |
|--------------+---------------------------------------------|
| Description: | Controls echo, result codes and display, |
| | dial mode, and answer/originate mode. |
|--------------+---------------------------------------------|
| Bit | Value | Function |
|------+-------+---------------------------------------------|
| 0 | í 0 | Not used |
|------+-------+---------------------------------------------|
| 1 | 0 | Command echo disabled |
| | | |
| | í 1 | Command echo enabled |
|------+-------+---------------------------------------------|
| 2 | í 0 | Result codes enabled |
| | | |
| | 1 | Result codes disabled |
|------+-------+---------------------------------------------|
| 3 | 0 | Display result codes in numeric format |
| | | |
| | í 1 | Display result codes in verbose format |
|------+-------+---------------------------------------------|
| 4 | í 0 | Not used |
|------+-------+---------------------------------------------|
| 5 | 0 | Tone dial enabled |
| | | |
| | í 1 | Pulse dial enabled |
|------+-------+---------------------------------------------|
| 6 | í 0 | Not used |
|------+-------+---------------------------------------------|
| 7 | 0 | Answer mode enabled |
| | | |
| | í 1 | Originate mode enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIT-MAPPED REGISTER S21 |
|------------------------------------------------------------|
| Format | AT [cmds] S21=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 48 |
|--------------+---------------------------------------------|
| Range: | 0-252 |
|--------------+---------------------------------------------|
| Unit: | Bit-mapped |
|--------------+---------------------------------------------|
| Description: | Selects CTS/DCD/DSR signals, low DTR |
| | action, and the long space disconnect |
| | function. |
|--------------+---------------------------------------------|
| Bit | Value | Function |
|------+-------+---------------------------------------------|
| 1, 0 | í 0 | Not used |
|------+-------+---------------------------------------------|
| 2 | í 0 | CTS follows RTS |
| | | |
| | 1 | CTS forced high |
|------+-------+---------------------------------------------|
| 4, 3 | 00 | DTR signal ignored |
| | | |
| | 01 | Modem goes to command mode on low DTR |
| | | |
| | í 10 | Modem disconnects on low DTR; Auto-Answer |
| | | is disabled. |
| | 11 | |
| | | Modem is initialized on low DTR |
|------+-------+---------------------------------------------|
| 5 | 0 | DCD forced high |
| | | |
| | í 1 | DCD normal |
|------+-------+---------------------------------------------|
| 6 | í 0 | DSR forced high |
| | | |
| | 1 | DSR normal |
|------+-------+---------------------------------------------|
| 7 | 0 | Long space disconnect function disabled |
| | | |
| | í 1 | Long space disconnect function enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIT-MAPPED REGISTER S22 |
|------------------------------------------------------------|
| Format | AT [cmds] S22=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 118 |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | Bit-mapped |
|--------------+---------------------------------------------|
| Description: | Controls speaker volume and controls, |
| | limits results codes, and pulse dial |
| | make/break ratio. |
|--------------+---------------------------------------------|
| Bit | Value | Function |
|------+-------+---------------------------------------------|
| 1, 0 | 00 | Low level volume |
| | | |
| | 01 | Low level volume |
| | | |
| | í 10 | Medium level volume |
| | | |
| | 11 | High level volume |
|------+-------+---------------------------------------------|
| 3, 2 | 00 | Speaker off |
| | | |
| | í 01 | Speaker off on carrier |
| | | |
| | 10 | Speaker always on |
| | | |
| | 11 | Speaker on during handshake |
|------+-------+---------------------------------------------|
| 6 - | 000 | Basic result codes only enabled |
| 4 | | |
| | 100 | Basic and connection speed result codes |
| | | enabled |
| | 101 | |
| | | Basic and connection speed result codes and |
| | 110 | dialtone detection enabled |
| | | |
| | í 111 | All result codes except dialtone detection |
| | | enabled |
| | | |
| | | All result codes enabled |
|------+-------+---------------------------------------------|
| 7 | í 0 | 39/61ms at 10pps (North America) |
| | | |
| | 1 | 33/67ms at 10pps (Europe) |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIT-MAPPED REGISTER S23 |
|------------------------------------------------------------|
| Format | AT [cmds] S23=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 31 |
|--------------+---------------------------------------------|
| Range: | 0-191 |
|--------------+---------------------------------------------|
| Unit: | Bit-mapped |
|--------------+---------------------------------------------|
| Description: | Grants/denies remote digital loopback, |
| | controls parity, and sets guard tone. |
|--------------+---------------------------------------------|
| Bit | Value | Function |
|------+-------+---------------------------------------------|
| 0 | 0 | Remote digital loopback denied |
| | | |
| | í 1 | Remote digital loopback allowed |
|------+-------+---------------------------------------------|
| 3 - | í 111 | Not used |
| 1 | | |
|------+-------+---------------------------------------------|
| 5, 4 | 00 | Parity even |
| | | |
| | í 01 | Space Parity or No Parity |
| | | |
| | 10 | Parity odd |
| | | |
| | 11 | Mark Parity |
|------+-------+---------------------------------------------|
| 7, 6 | í 00 | Guard tone disabled |
| | | |
| | 01 | Guard tone 550Hz enabled |
| | | |
| | 10 | Guard tone 1800Hz enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIT-MAPPED REGISTER S27 |
|------------------------------------------------------------|
| Format | AT [cmds] S27=n [cmds] |
|----------------+-------------------------------------------|
| Default: | 64 |
|----------------+-------------------------------------------|
| Range: | 0-64 |
|----------------+-------------------------------------------|
| Unit: | Bit-mapped |
|----------------+-------------------------------------------|
| Description: | Selects ITU-T/Bell modes |
|----------------+-------------------------------------------|
| Bit | Value | Function |
|-------+--------+-------------------------------------------|
| 5 - 0 | 000000 | Not used |
|-------+--------+-------------------------------------------|
| 6 | í 0 | ITU/T mode |
| | | |
| | 1 | Bell mode |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BREAK SEND |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \Bn [cmds] |
|--------------+---------------------------------------------|
| Default: | 3 |
|--------------+---------------------------------------------|
| Range: | 0-9 |
|--------------+---------------------------------------------|
| Unit: | .1 second |
|--------------+---------------------------------------------|
| Description: | Sends break to modem |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BREAK TYPE |
|------------------------------------------------------------|
| Type: | Configuration |
|---------------------+--------------------------------------|
| Format: | AT [cmds] \Kn [cmds] |
|---------------------+--------------------------------------|
| Description: | Configures action of break signal |
|------------------------------------------------------------|
| Command | Break from | Break from DTE | Break received |
| | DTE | | from remote |
| | | Reliable Mode | modem |
| | Normal mode | | |
|-----------+--------------+----------------+----------------|
| \K0 | Online | Online command | Buffers |
| | command mode | mode enabled, | cleared, break |
| | enabled, | send no break | sent to DTE |
| | break sent | to remote | |
| | to remote | modem | |
| | modem | | |
|-----------+--------------+----------------+----------------|
| \K1 | Break sent | Break sent to | Buffers |
| | to remote | remote modem | cleared, break |
| | modem | and buffered | sent to DTE |
| | | cleared | |
|-----------+--------------+----------------+----------------|
| \K2 | Online | Online command | Break sent |
| | command mode | mode enabled, | immediately to |
| | enabled, | send no break | DTE |
| | break sent | to remote | |
| | to remote | modem | |
| | modem | | |
|-----------+--------------+----------------+----------------|
| \K3 | Break sent | Send break to | Break sent |
| | to remote | remote modem | immediately to |
| | modem | immediately | DTE |
|-----------+--------------+----------------+----------------|
| \K4 | Online | Online command | Break sent |
| | command mode | mode enabled, | with received |
| | enabled, | send no break | data to the |
| | break sent | to remote | DTE |
| | to remote | modem | |
| | modem | | |
|-----------+--------------+----------------+----------------|
| í \K5 | Break sent | Send break | Break sent |
| | to remote | with | with received |
| | modem | transmitted | data to the |
| | | data | DTE |
+------------------------------------------------------------+
+------------------------------------------------------------+
| COMPRESSION |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %Cn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects data compression |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| %C0 | Data compression disabled |
|--------------+---------------------------------------------|
| í %C1 | MNP5 enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CONNECT MODE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \Nn [cmds] |
|--------------+---------------------------------------------|
| Description: | Controls the type of connection the modem |
| | will operate in |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| \N0 | Normal mode enabled |
|--------------+---------------------------------------------|
| \N1 | Direct mode enabled |
|--------------+---------------------------------------------|
| \N2 | MNP reliable mode enabled |
|--------------+---------------------------------------------|
| í \N3 | Auto-reliable mode enabled |
|--------------+---------------------------------------------|
| \N4 | V.42 reliable mode enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CONVERT TO MNP RELIABLE MODE |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \Y [cmds] |
|--------------+---------------------------------------------|
| Description: | Converts to MNP reliable mode from normal |
| | or direct mode |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DTE DATA SPEED |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format | AT [cmds] S112=n [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets the DTE data exchange rate allowed |
| | during data mode |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í S112=0 | Last AT command speed |
|--------------+---------------------------------------------|
| S112=2 | 300bps |
|--------------+---------------------------------------------|
| S112=3 | 1200bps |
|--------------+---------------------------------------------|
| S112=4 | 2400bps |
|--------------+---------------------------------------------|
| S112=5 | 4800bps |
|--------------+---------------------------------------------|
| S112=6 | 7200bps |
|--------------+---------------------------------------------|
| S112=7 | 9600bps |
|--------------+---------------------------------------------|
| S112=8 | 12Kbps |
|--------------+---------------------------------------------|
| S112=9 | 14.4Kbps |
|--------------+---------------------------------------------|
| S112=11 | 19.2Kbps |
|--------------+---------------------------------------------|
| S112=12 | 38.4Kbps |
|--------------+---------------------------------------------|
| S112=13 | 57.6Kbps |
|--------------+---------------------------------------------|
| S112=14 | 600bps |
|--------------+---------------------------------------------|
| S112=15 | 115.2Kbps |
+------------------------------------------------------------+
+------------------------------------------------------------+
| EXTENDED RESULT CODES |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \Vn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects extended result codes |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í \V0 | Extended result codes disabled |
|--------------+---------------------------------------------|
| \V1 | Extended result codes enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FLOW CONTROL |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \Gn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects modem port flow control |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í \G0 | Flow control disabled |
|--------------+---------------------------------------------|
| \G1 | Flow control enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FLOW CONTROL TYPE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \Qn [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets type of flow control used by modem |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| \Q0 | Flow control disabled |
|--------------+---------------------------------------------|
| \Q1 | Bidirectional XON/XOFF flow control enabled |
|--------------+---------------------------------------------|
| \Q2 | CTS flow control by DCE enabled |
|--------------+---------------------------------------------|
| í \Q3 | Bidirectional RTS/CTS flow control enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| INITIATE MNP RELIABLE MODE |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \O [cmds] |
|--------------+---------------------------------------------|
| Description: | Initiates MNP reliable mode from normal or |
| | direct mode |
+------------------------------------------------------------+
+------------------------------------------------------------+
| LOCK SERIAL PORT |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \Jn [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets operation of serial port speed |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í \J0 | Serial speed locked |
|--------------+---------------------------------------------|
| \J1 | Serial speed follows connect speed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MAXIMUM BLOCK SIZE FOR TRANSMISSION |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \An [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets the maximum transmittable block size |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| \A0 | MNP block size is 64 characters |
|--------------+---------------------------------------------|
| \A1 | MNP block size is 128 characters |
|--------------+---------------------------------------------|
| \A2 | MNP block size is 192 characters |
|--------------+---------------------------------------------|
| í \A3 | MNP block size is 256 characters |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SWITCH TO NORMAL MODE |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \Z [cmds] |
|--------------+---------------------------------------------|
| Description: | Switches to normal mode from MNP mode |
+------------------------------------------------------------+
+------------------------------------------------------------+
| TEST MODES |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S16=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 0 |
|--------------+---------------------------------------------|
| Range: | 0-125 |
|--------------+---------------------------------------------|
| Unit: | Bit-mapped |
|--------------+---------------------------------------------|
| Description: | Controls loopback tests, analog, digital, |
| | remote digital, and self tests. |
|--------------+---------------------------------------------|
| Bit | Value | Function |
|------+-------+---------------------------------------------|
| 0 | í 0 | Local analog loopback not in progress |
| | | |
| | 1 | Local analog loopback in progress |
|------+-------+---------------------------------------------|
| 1 | í 0 | Not used |
|------+-------+---------------------------------------------|
| 2 | í 0 | Local digital loopback not in progress |
| | | |
| | 1 | Local digital loopback in progress |
|------+-------+---------------------------------------------|
| 3 | í 0 | Modem not in remote digital loopback |
| | | |
| | 1 | Remote digital loopback in progress |
|------+-------+---------------------------------------------|
| 4 | í 0 | Remote digital loopback not requested |
| | | |
| | 1 | Remote digital loopback requested |
|------+-------+---------------------------------------------|
| 5 | í 0 | Remote digital loopback w/ self-test not in |
| | | progress |
| | 1 | |
| | | Remote digital loopback w/ self-test in |
| | | progress |
|------+-------+---------------------------------------------|
| 6 | í 0 | Local analog loopback w/ self-test not in |
| | | progress |
| | 1 | |
| | | Local analog loopback w/ self-test in |
| | | progress |
+------------------------------------------------------------+
+------------------------------------------------------------+
| V.42 - DETECTION PHASE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] -Jn [cmds] |
|--------------+---------------------------------------------|
| Description: | Controls V.42 detection |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| -J0 | V.42 detection disabled |
|--------------+---------------------------------------------|
| í -J1 | V.42 detection enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| V.42bis - COMPRESSION CONTROL |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %Hn [cmds] |
|--------------+---------------------------------------------|
| Description: | Controls V.42bis data compression |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| %H0 | V.42bis disabled |
|--------------+---------------------------------------------|
| %H1 | V.42bis when transmitting enabled |
|--------------+---------------------------------------------|
| %H2 | V.42bis when receiving enabled |
|--------------+---------------------------------------------|
| í %H3 | V.42bis when transmitting/receiving enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| V.42bis - COMPRESSION CONTROL |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] "Hn [cmds] |
|--------------+---------------------------------------------|
| Description: | Controls V.42bis data compression |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| "H0 | V.42bis disabled |
|--------------+---------------------------------------------|
| "H1 | V.42bis when transmitting enabled |
|--------------+---------------------------------------------|
| "H2 | V.42bis when receiving enabled |
|--------------+---------------------------------------------|
| í "H3 | V.42bis when transmitting/receiving enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| V.42bis - MAXIMUM STRING LENGTH |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] "On [cmds] |
|--------------+---------------------------------------------|
| Default: | 16 |
|--------------+---------------------------------------------|
| Range: | 6-250 |
|--------------+---------------------------------------------|
| Unit: | Characters |
|--------------+---------------------------------------------|
| Description: | Selects string size for V.42bis compression |
+------------------------------------------------------------+
+------------------------------------------------------------+
| XON/XOFF PASS-THROUGH |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \Xn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects whether XON/XOFF signals are sent |
| | to remote modem |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í \X0 | XON/XOFF signals trapped by local modem |
|--------------+---------------------------------------------|
| \X1 | XON/XOFF passed through local modem |