HARMONY MULTIMEDIA
HM 18008-5
Card Type |
Modem (asynchronous) |
Chip Set |
Unidentified |
I/O Options |
Microphone, headphone, speaker out, line in, line out |
Maximum Modem Rate |
33.6Kbps |
Maximum Fax Rate |
14.4Kbps |
Data Modulation Protocol |
Bell 103/212A ITU-T V.34+, V.34, V.32bis, V.32, V.22bis, V.22A/B, V.23, V.21, |
Fax Modulation Protocol |
ITU-T V.17, V.29, V.27ter, V.21CH 2 |
Error Correction/Compression |
V.42, V.42bis, MNP5 |
Fax Class |
Class I |
Data Bus |
16-bit ISA |
Card Size |
Half-length, full-height card |
CONNECTIONS | ||||||
Function |
Label |
Function |
Label | |||
Line in |
CN1 |
Headphone |
CN4 | |||
Line out |
CN2 |
Speaker out |
CN5 | |||
Microphone |
CN3 |
SERIAL PORT ADDRESS | ||||
Setting |
JP1/A |
JP1/B |
JP1/C |
JP1/D |
COM1 (3F8h) |
Open |
Open |
Closed |
Closed |
COM2 (2F8h) |
Closed |
Open |
Open |
Closed |
COM3 (3E8h) |
Open |
Closed |
Closed |
Open |
COM4 (2E8h) |
Closed |
Closed |
Open |
Open |
INTERRUPT | ||||||||||
Setting |
JP1/E |
JP1/F |
JP1/G |
JP1/H |
JP1/I |
JP1/J |
JP1/K |
JP1/L |
JP1/M |
JP1/N |
IRQ 3 |
Closed |
Open |
Open |
Open |
Open |
Open |
Open |
Open |
Open |
Open |
IRQ 4 |
Open |
Closed |
Open |
Open |
Open |
Open |
Open |
Open |
Open |
Open |
IRQ 5 |
Open |
Open |
Closed |
Open |
Open |
Open |
Open |
Open |
Open |
Open |
IRQ 7 |
Open |
Open |
Open |
Closed |
Open |
Open |
Open |
Open |
Open |
Open |
IRQ 10 |
Open |
Open |
Open |
Open |
Open |
Open |
Closed |
Open |
Open |
Open |
IRQ 11 |
Open |
Open |
Open |
Open |
Open |
Closed |
Open |
Open |
Open |
Open |
IRQ 12 |
Open |
Open |
Open |
Open |
Closed |
Open |
Open |
Open |
Open |
Open |
PnP |
Closed |
Closed |
Closed |
Closed |
Closed |
Closed |
Closed |
Closed |
Closed |
Closed |
SUPPORTED COMMAND SET |
Basic AT Commands |
AT, A/ |
A, C, D, E, F, H, M, O, P, Q, T, V, X, Y, Z |
&C, &F, &G, &T, &W, &Y, &Z |
Extended AT Commands |
\A, \B, \C, \G, \J, \K, \O, \U, \X, \Y, \Z |
%A, |
S Registers |
S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S16, S18, S24, S25, S26, S29, |
S38, S39, S46, S48, S82, S86, S90, S91, S92, S95, S99, S108, S109, S110, 201 |
Special Commands |
"H, -J |
Note: See MHI Help File for full command documentation. |
Proprietary AT Command Set
AUTO-MODE DETECTION | |
Type: |
Configuration |
Format: |
AT [cmds] Nn [cmds] |
Description: |
Selects various options for the automatic detection and negotiation of protocols during the handshake process if the modem is communicating with a remote modem of dissimilar speed. |
Command |
Function |
N0 |
Handshake only at DTE- to-modem data rate |
í N1 |
Begins handshake DTE-to-modem rate at highest compatible rate |
AUXILIARY RELAY | |
Type: |
Configuration |
Format: |
AT [cmds] &Jn [cmds] |
Description: |
Sets the auxiliary relay function |
Command |
Function |
í &J0 |
Auxiliary relay never operated |
&J1 |
Activates auxiliary relay when modem is off-hook |
COMMUNICATIONS MODE | |
Type: |
Configuration |
Format: |
AT [cmds] &Mn [cmds] |
Description: |
Selects communications mode |
Command |
Mode |
í &M0 |
Asynchronous mode (modem supports asynchronous mode only) |
COMMUNICATIONS MODE | |
Type: |
Configuration |
Format: |
AT [cmds] &Qn [cmds] |
Description: |
Selects communications mode options |
Command |
Mode |
í &Q0 |
Asynchronous mode (modem supports asynchronous mode only.) |
COMMUNICATION PROTOCOLS | |
Type: |
Configuration |
Format: |
AT [cmds] Bn [cmds] |
Description: |
Selects the communication protocol for data calls |
Note: The B command allows the simultaneous selection of more than one suffix, enabling multiple protocols. | |
Command |
Protocol |
B0 |
ITU-T V.22 at 300 or 1200bps |
B1 |
Bell 212A at 300 or 1200bps |
B2 |
ITU-T V.23 at 75 or 1200bps |
B3 |
ITU-T V.22 at 1200 or 75bps |
CONFIGURATION PROFILES | |
Type: |
Immediate |
Format: |
AT [cmds] &V [cmds] |
Description: |
Displays active and stored configuration profiles |
Command |
Function |
í &V0 |
View stored profile 0 |
&V1 |
View stored profile 1 |
&V2 |
View relay and general-purpose I/O status |
DATA SET READY (DSR) | |
Type: |
Configuration |
Format: |
AT [cmds] &Sn [cmds] |
Description: |
Selects DSR options |
Command |
Function |
&S0 |
DSR forced high |
í &S1 |
DSR high only while modem is handshaking or connected |
DATA TERMINAL READY (DTR) | |
Type: |
Configuration |
Format: |
AT [cmds] &Dn [cmds] |
Description: |
Selects modem response to DTR |
Note: The action each variant of &D causes depends on the setting of &Q | |
Command |
Function |
í &D0 |
Modem does not respond to DTR |
&D1 |
Modem goes to command mode after DTR goes is off |
&D2 |
Modem goes to command mode and disconnects (hangs up) after DTR goes off; Auto-Answer is disabled. |
&D3 |
Modem is initialized after DTR goes off |
EXTENDED RESULT CODES | |
Type: |
Configuration |
Format: |
AT [cmds] Wn [cmds] |
Description: |
Enables selection of additional result codes when S95=0; otherwise, S95 takes precedence. |
Command |
Function |
í W0 |
DTE speed response codes |
W1 |
DTE speed response codes |
W2 |
DCE speed response codes |
W3 |
DTE speed response codes with error correct and data compression |
W4 |
Reports protocol , data compression, and DTE data rate |
FLOW CONTROL | |
Type: |
Configuration |
Format: |
AT [cmds] &Kn [cmds] |
Description: |
Enables flow control options |
Command |
Function |
&K0 |
Flow control disabled |
í &K3 |
Bi-directional hardware flow control |
&K4 |
XON/XOFF flow control enabled |
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) |
REPORT INFORMATION | |
Type: |
Immediate |
Format: |
AT [cmds] In [cmds] |
Description: |
Displays information requested |
Command |
Function |
I0 |
Reports product code |
I1 |
Reports modem chip firmware version |
I2 |
Tests and reports ROM checksum |
I3 |
Reports chipset name |
I4 |
Reserved |
I5 |
Reserved for modem chip hardware configuration |
I6 |
Reports country code |
I7 |
Reports version of board manufacturer firmware |
I8 |
Reports features of modem firmware |
I10 |
Reports modem board configuration-bits set by board manufacturer |
I11 |
Reports modem board configuration-bits set by board manufacturer |
I14 |
Reports SAFE device |
I20 |
Reports chip manufacturer’s silicon version |
I21 |
Reports chip manufacturer’s firmware version |
I22 |
Reports chip manufacturer’s name |
I23 |
Reports chip manufacturer’s product model |
SPEAKER VOLUME | |
Type: |
Configuration |
Format: |
AT [cmds] Ln [cmds] |
Description: |
Controls speaker volume |
Command |
Function |
L0 |
Low volume setting |
L1 |
Low volume setting |
í L2 |
Medium volume setting |
L3 |
Highest volume setting |
TRELLIS CODING | |
Type: |
Immediate |
Format: |
AT [cmds] &u [cmds] |
Description: |
Controls Trellis coding |
Command |
Function |
í &U0 |
Enable Trellis coding with QAM as fallback |
&U1 |
QAM modulation only |
Extended AT Command Set
AUTO-FALLBACK/FALL-FORWARD | |
Type: |
Configuration |
Format: |
AT [cmds] %Gn [cmds] |
Description: |
Selects auto-fallback/fall-forward |
Command |
Function |
%G0 |
Auto-fallback/fall-forward disabled |
%G1 |
Generate data modem calling tone |
AUTO-RETRAIN | |
Type: |
Configuration |
Format: |
AT [cmds] %En [cmds] |
Description: |
Controls auto-retrain mode |
Command |
Function |
%E0 |
Auto-retrain disabled |
%E1 |
Auto-retrain enabled |
COMPRESSION | |
Type: |
Configuration |
Format: |
AT [cmds] %Cn [cmds] |
Description: |
Selects data compression |
Command |
Function |
%C0 |
Data compression disabled |
%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 |
Normal mode enabled |
\N2 |
Reliable mode enabled |
\N3 |
Auto-reliable mode enabled |
\N4 |
V.42 reliable mode enabled |
DATA MODEM CALLING TONE | |
Type: |
Configuration |
Format: |
AT [cmds] -Cn [cmds] |
Description: |
Sets the data modem calling tone |
Command |
Function |
-C0 |
Calling tone disabled |
-C1 |
1300-Hz calling tone enabled |
-C2 |
V.8 calling tone and 1300-Hz calling tone |
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 |
XON/XOFF flow control enabled |
\Q2 |
Uni-directional hardware flow control enabled |
\Q3 |
Bidirectional hardware flow control enabled |
INACTIVITY TIMER | |
Type: |
Configuration |
Format: |
AT [cmds] \Tn [cmds] |
Default: |
0 |
Range: |
0-90 |
Unit: |
1 second |
Description: |
Sets the length of time that the modem does not receive information before it disconnects. |
V.42bis - MAXIMUM STRING LENGTH | |
Type: |
Immediate |
Format: |
AT [cmds] "On [cmds] |
Default: |
32 |
Range: |
6-250 |
Unit: |
Characters |
Description: |
Selects string size for V.42bis compression |
AT# VOICE COMMAND SET
BEEP TONE | |
Format: |
AT [cmds] +VTD=n [cmds] |
Default: |
100 |
Range: |
5-255 |
Description: |
Sets the beep tone duration timer |
BUFFER THRESHOLD | |
Type: |
Immediate |
Format: |
AT [cmds] +VBT=n [cmds] |
Default: |
192, 320 |
Range: |
192, 320 |
Description: |
Sets the buffer threshold |
CALLER ID | |
Format: |
AT [cmds] +VCID=n [cmds] |
Default: |
0 |
Range: |
0-2 |
Description: |
Sets the caller ID |
COMPRESSION METHOD | |
Format: |
AT [cmds] +VSM=n [cmds] |
Default: |
140 (8-bit cirrus A-law) 8000 (used by some BBS) 0 (transmission disabled) 0 (DCE disabled) |
Description: |
Sets the compression method |
FLOW CONTROL SELECT | |
Type: |
Immediate |
Format: |
AT [cmds] +FLO=n [cmds] |
Default: |
1 |
Range: |
0-2 |
Description: |
Selects the flow control |
HANG-UP CONTROL | |
Format: |
AT [cmds] +VNH=n [cmds] |
Default: |
0 |
Range: |
0-2 |
Description: |
Controls the automatic hang-up |
INACTIVITY TIMER | |
Format: |
AT [cmds] +VIT=n [cmds] |
Default: |
0 |
Range: |
0-255 |
Description: |
Sets the DTE/DEC inactivity timer |
INITIALIZE PARAMETER | |
Format: |
AT [cmds] +VIP [cmds] |
Description: |
Initialize parameter |
SILENCE DETECTION | |
Format: |
AT [cmds] +VCSD=n [cmds] |
Default: |
0 |
Range: |
0, 1 |
Description: |
Sets the voice command mode silence detection |
DISTINCTIVE RING | |
Format: |
AT [cmds] +VDR=n [cmds] |
Default: |
0, 0 |
Range: |
0-255, 0-255 |
Description: |
Sets the distinctive ring |
MICROPHONE GAIN | |
Format: |
AT [cmds] +VGM=n [cmds] |
Default: |
128 |
Range: |
121-131 |
Description: |
Sets the microphone gain |
PLAY MODE | |
Format: |
AT [cmds] +VTX [cmds] |
Description: |
Sets the play mode |
RECEIVE GAIN | |
Format: |
AT [cmds] +VGR=n [cmds] |
Default: |
128 |
Range: |
121-131 |
Description: |
Sets the receive gain |
RECORD MODE | |
Format: |
AT [cmds] +VRX [cmds] |
Description: |
Sets the record mode |
RELAY/SPEAKER CONTROL | |
Format: |
AT [cmds] +VGS=n [cmds] |
Default: |
0 |
Range: |
0-16 |
Description: |
Stes the relay/speaker control |
REPORTING AND MASKING | |
Format: |
AT [cmds] +VEM=n [cmds] |
Default: |
‘C’, BB860980, BFE63883, BB863EE0 |
Description: |
Controls the event reporting and masking |
RINGBACK TIMER | |
Format: |
AT [cmds] +VRA=n [cmds] |
Default: |
50 |
Range: |
0-50 |
Description: |
Sets the ringback-goes-away timer |
RINGBACK TIMER | |
Format: |
AT [cmds] +VRN=n [cmds] |
Default: |
10 |
Range: |
0-255 |
Description: |
Sets the ringback-never-appeared timer |
SILENCE DETECTION | |
Format: |
AT [cmds] +VSD=n [cmds] |
Default: |
128 (nominal) 50 (silence detection enabled) |
Description: |
Sets silence detection |
VOICE MODE SELECTION | |
Type: |
Immediate |
Format: |
AT [cmds] +FCLASS=n [cmds] |
Default: |
0 |
Range: |
0, 1, 8, 80 |
Description: |
Sets the voice mode |
VOLUME SELECTION | |
Format: |
AT [cmds] +VGT=n [cmds] |
Default: |
128 |
Range: |
121-131 |
Description: |
Selects the volume |
SPEAKERPHONE SELECTION | |
Format: |
AT [cmds] +VSP=n [cmds] |
Default: |
0 |
Range: |
0, 1 |
Description: |
Controls the speakerphone |
SPEAKER PHONE TYPE | |
Format: |
AT [cmds] #VSPS=n [cmds] |
Default: |
0 |
Range: |
0, 1 |
Description: |
Sets the speakerphone type |
TONE GENERATION | |
Format: |
AT [cmds] +VTS=n [cmds] |
Description: |
Sets the DTMF and tone generation |