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# E-TECH RESEARCH, INC.
PC336ECA, PC336ECA-WT
Card Type Sound card, modem (asynchronous)
Chipset Unidentified
I/O Options Audio line in, microphone in, speaker
out, voice, speakerphone
Maximum Data Rate 33.6Kbps
Maximum Fax Rate 14.4Kbps
Data Modulation Bell 103A, 212A
ITU-T V.21, V.22, V.22bis, V.23, V.32,
V.32bis, V.34
Fax Modulation ITU-T V.17, V.21CH2, V.27ter, V.29
Error MNP5, V.42, V.42bis
Correction/Compression
Fax Class Class I
Data Bus 16-bit ISA
Card Size Full height, half length
(IMG) IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|------------------------+-------+-------------------+-------|
| Telephone line out | CN1 | Audio line in | CN4 |
|------------------------+-------+-------------------+-------|
| Telephone line in | CN2 | Speaker out | CN5 |
|------------------------+-------+-------------------+-------|
| Microphone in | CN3 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Setting | Label | Position |
|---------------------------------+-------+------------------|
| í Speaker right out amplified | JP1 | Pins 1 & 2 |
| | | closed |
|---------------------------------+-------+------------------|
| Speaker right out not amplified | JP1 | Pins 2 & 3 |
| | | closed |
|---------------------------------+-------+------------------|
| í Speaker left out amplified | JP2 | Pins 1 & 2 |
| | | closed |
|---------------------------------+-------+------------------|
| Speaker left out not amplified | JP2 | Pins 2 & 3 |
| | | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SUPPORTED STANDARD COMMANDS |
|------------------------------------------------------------|
| Basic AT Commands |
|------------------------------------------------------------|
| +++, ‘comma’, A/ |
|------------------------------------------------------------|
| A, B, D, E, H, L, M, N, O, P, Q, T, V, W, X, Z |
|------------------------------------------------------------|
| &C, &D, &F, &K, &P, &T, &V, &W, &Y, &Z |
|------------------------------------------------------------|
| Extended AT Commands |
|------------------------------------------------------------|
| \A, \B, \G, \K, \L, \N |
|------------------------------------------------------------|
| %C, %E |
|------------------------------------------------------------|
| S-Registers |
|------------------------------------------------------------|
| S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, |
| S14, S16, S21, S22, S23, S27, S28, S32 |
|------------------------------------------------------------|
| S33, S46, S86 |
|------------------------------------------------------------|
| Note: See MHI help file for complete information. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| IS-101 COMMANDS |
|------------------------------------------------------------|
| +V Commands |
|------------------------------------------------------------|
| +VDR, +VEM, +VGR, +VGT, +VIP, +VLS, +VNH, +VRX, +VSD, |
| +VSP, +VTD, +VTS, +VTX |
|------------------------------------------------------------|
| Other Commands |
|------------------------------------------------------------|
| #VCID |
|------------------------------------------------------------|
| Note: The functions of the IS-101 commands are |
| unidentified. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| UNIDENTIFIED COMMANDS |
|------------------------------------------------------------|
| Command | Default |
|------------------------------+-----------------------------|
| S31 | 194 |
|------------------------------+-----------------------------|
| S40 | 104 |
|------------------------------+-----------------------------|
| S41 | 195 |
+------------------------------------------------------------+
Proprietary AT Command Set
+------------------------------------------------------------+
| DISPLAY CHIPSET MANUFACTURER |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] #MFR? [cmds] |
|--------------+---------------------------------------------|
| Description: | Displays the voice chipset manufacturer’s |
| | name. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DISPLAY CHIPSET MODEL NAME |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] #MDL? [cmds] |
|--------------+---------------------------------------------|
| Description: | Displays the model name of the modem's |
| | voice chipset. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DISPLAY CHIPSET REVISION |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] #REV? [cmds] |
|--------------+---------------------------------------------|
| Description: | Displays the revision level of the modem's |
| | voice chipset. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DISPLAY INFORMATION |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] In [cmds] |
|--------------+---------------------------------------------|
| Description: | Displays information requested about the |
| | modem. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| I0 | Displays product identification code. |
|--------------+---------------------------------------------|
| I1 | Displays ROM checksum. |
|--------------+---------------------------------------------|
| I2 | Displays DSP firmware revision. |
|--------------+---------------------------------------------|
| I3 | Displays chipset firmware revision, model, |
| | and interface. |
|--------------+---------------------------------------------|
| I4 | Displays OEM response. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| VOICE DEVICE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] #VLS=n [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects the I/O device for the DSP chip. |
|--------------+---------------------------------------------|
| Note: | This modem may not support all options |
| | listed below. The #VLS? command will |
| | display the available options. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í #VLS=0 | Telephone line and handset used for voice |
| | I/O. |
|--------------+---------------------------------------------|
| #VLS=1 | Telephone handset used for voice I/O. |
|--------------+---------------------------------------------|
| #VLS=2 | Internal speaker only used for voice I/O. |
|--------------+---------------------------------------------|
| #VLS=3 | External microphone only used for voice |
| | I/O. |
|--------------+---------------------------------------------|
| #VLS=4 | Telephone line and handset used for voice |
| | I/O; internal speaker enabled. |
|--------------+---------------------------------------------|
| #VLS=5 | Headset used for voice I/O. |
|--------------+---------------------------------------------|
| #VLS=6 | Speakerphone used for voice I/O. |
|--------------+---------------------------------------------|
| #VLS=7 | Handset muted by disconnecting handset or |
| | speakerphone from telephone line. |
|--------------+---------------------------------------------|
| #VLS=8 | Connects caller ID relay for recording of |
| | conversation over handset. |
|--------------+---------------------------------------------|
| #VLS=9 | Connects handset (or speakerphone) to DSP |
| | chip for recording or playback. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| VOICE RECEIVE |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] #VRX |
|--------------+---------------------------------------------|
| Description: | Commands the modem to begin receiving voice |
| | data. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| VOICE TRANSMIT |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] #VTX |
|--------------+---------------------------------------------|
| Description: | Commands the modem to begin transmitting |
| | voice data. |
+------------------------------------------------------------+