MAXTECH CORPORATION
PCM228R (RC288P/GEN)
| 
 Card Type  | 
 Modem/Fax card  | 
| 
 Chip Set  | 
 Unidentified  | 
| 
 I/O Options  | 
 Line in(RJ-11)  | 
| 
 Maximum Modem Rate  | 
 28.8Kbps  | 
| 
 Maximum Fax Rate  | 
 14.4Kbps  | 
| 
 Data Modulation Protocol  | 
 Bell 103/212A TU-T V.21, V.22bis, V.22, V.23, V.32, V.32bis, V.34  | 
| 
 Fax Modulation Protocol  | 
 ITU-T V.27ter, V.29  | 
| 
 Error Correction/Compression  | 
 MNP5, V.42bis, V.42  | 
| 
 Fax Class  | 
 Class I & II  | 
| 
 Data Bus  | 
 PCMCIA  | 
54706
| 
 SUPPORTED COMMAND SET  | 
| 
 Basic AT Commands  | 
| 
 AT, +++, A/  | 
| 
 A, B, E, H, M, O, P, Q, T, V, W, X, Y, Z  | 
| 
 &C, &F, &P, &T, &V, &W, &Y, &Z  | 
| 
 Extended AT Commands  | 
| 
 \A, \B, \K, \N  | 
| 
 %C, %L, %Q  | 
| 
 *H, :E  | 
| 
 -K  | 
| 
 #CID  | 
| 
 Special Commands  | 
| 
 +MS  | 
| 
 S Registers  | 
| 
 S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S14, S16, S18, S21, S22, S23, S24, S25  | 
| 
 S26, S27, S29, S30, S31, S32, S33, S36, S37, S39, S40, S41, S46, S48  | 
| 
 S82, S86, S91, S92, S95, S95  | 
| 
 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  | 
 Auto-mode detection disabled  | 
| 
 í N1 | 
 Auto-mode detection enabled  | 
| 
 COMMUNICATIONS MODE  | |
| 
 Type:  | 
 Configuration  | 
| 
 Format:  | 
 AT [cmds] &Mn [cmds]  | 
| 
 Description:  | 
 Selects communications mode  | 
| 
 Command  | 
 Mode  | 
| 
 &M0  | 
 Asynchronous mode  | 
| 
 COMMUNICATIONS MODE  | |
| 
 Type:  | 
 Configuration  | 
| 
 Format:  | 
 AT [cmds] &Qn [cmds]  | 
| 
 Description:  | 
 Selects communications mode options  | 
| 
 Command  | 
 Mode  | 
| 
 &Q0  | 
 Direct mode enabled  | 
| 
 &Q3  | 
 Hayes autosync mode enabled  | 
| 
 &Q5  | 
 V.42 data mode with fallback options enabled  | 
| 
 &Q6  | 
 Normal mode enabled  | 
| 
 DATA SET READY (DSR)  | |
| 
 Type:  | 
 Configuration  | 
| 
 Format:  | 
 AT [cmds] &Sn [cmds]  | 
| 
 Description:  | 
 Selects DSR options  | 
| 
 Command  | 
 Function  | 
| 
 &S0  | 
 DSR forced high  | 
| 
 &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  | 
| 
 Command  | 
 Function  | 
| 
 &D0  | 
 DTR override  | 
| 
 &D1  | 
 DTR toggle causes online command mode  | 
| 
 í &D2 | 
 Normal DTR operations  | 
| 
 &D3  | 
 Resets on receipt of DTR  | 
| 
 DIAL  | |
| 
 Type:  | 
 Immediate  | 
| 
 Format:  | 
 AT [cmds] D<#> [cmds]  | 
| 
 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  | 
| 
 DP  | 
 Pulse dialing enabled  | 
| 
 DS=n  | 
 Dial stored telephone number n  | 
| 
 DT  | 
 Tone dialing enabled/Pulse dialing disabled  | 
| 
 DW  | 
 Dialing resumed following dial tone detection  | 
| 
 D,  | 
 Dialing paused for amount of time specified in S8 register  | 
| 
 D!  | 
 Flash function initiated. Modem commanded to go off-hook for specified time before returning on-hook.  | 
| 
 D;  | 
 Modem returned to idle state after dialing. The semicolon can only be placed at the end of the dial command.  | 
| 
 FLOW CONTROL  | |
| 
 Type:  | 
 Configuration  | 
| 
 Format:  | 
 AT [cmds] &Kn [cmds]  | 
| 
 Description:  | 
 Enables flow control options  | 
| 
 Command  | 
 Function  | 
| 
 &K0  | 
 Flow control disabled  | 
| 
 í &K3 | 
 RTS/CTS flow control enabled  | 
| 
 &K4  | 
 XON/XOFF flow control enabled  | 
| 
 &K5  | 
 Transparent XON/XOFF flow control enabled  | 
| 
 &K6  | 
 Hardware and software flow control enabled  | 
| 
 GUARD TONE  | |
| 
 Type:  | 
 Configuration  | 
| 
 Format:  | 
 AT [cmds] &Gn [cmds]  | 
| 
 Description:  | 
 Commands the modem to transmit a guard tone in V.22/V.22bis  | 
Note: Used primarily for international data transmission  | |
| 
 Command  | 
 Function  | 
| 
 í &G0 | 
 Guard tone disabled  | 
| 
 &G1  | 
 Guard tone disabled  | 
| 
 &G2  | 
 1800Hz guard tone enabled  | 
| 
 LINE TYPE  | |
| 
 Type:  | 
 Configuration  | 
| 
 Format:  | 
 AT [cmds] &Ln [cmds]  | 
| 
 Description:  | 
 Selects line type  | 
| 
 Command  | 
 Line Type  | 
| 
 &L0  | 
 Switched line (PSTN/Dial-up)  | 
| 
 REPORT INFORMATION  | |
| 
 Type:  | 
 Immediate  | 
| 
 Format:  | 
 AT [cmds] In [cmds]  | 
| 
 Description:  | 
 Displays information requested  | 
| 
 Command  | 
 Function  | 
| 
 I0  | 
 Reports four digit product code  | 
| 
 I1  | 
 Reports ROM checksum  | 
| 
 I2  | 
 Reports internal memory test  | 
| 
 I3  | 
 Reports firmware ID  | 
| 
 I4  | 
 Reports reserved ID  | 
| 
 I6  | 
 Reports data pump version  | 
| 
 RTS/CTS  | |
| 
 Type:  | 
 Configuration  | 
| 
 Format:  | 
 AT [cmds] &Rn [cmds]  | 
| 
 Description:  | 
 Selects RTS/CTS options  | 
| 
 Command  | 
 Function  | 
| 
 &R0  | 
 Reserved  | 
| 
 &R1  | 
 CTS forced high, RTS is ignored.  | 
| 
 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  | 
EXTENDED AT COMMAND SET
| 
 AUTO-RETRAIN  | |
| 
 Type:  | 
 Configuration  | 
| 
 Format:  | 
 AT [cmds] %En [cmds]  | 
| 
 Description:  | 
 Controls auto-retrain mode and fallback/fall-forward  | 
| 
 Command  | 
 Function  | 
| 
 í %E0 | 
 Auto-retrain disabled  | 
| 
 %E1  | 
 Auto-retrain enabled  | 
| 
 MNP10EC  | |
| 
 Type:  | 
 Configuration  | 
| 
 Format:  | 
 AT [cmds] -SECn, [cmds]  | 
| 
 Description:  | 
 Enable/disable MNP10EC. -SEC? Displays current setting  | 
| 
 Command  | 
 Function  | 
| 
 í -SEC0 | 
 MNP10EC disabled  | 
| 
 -SEC1  | 
 MNP10EC enabled  | 
| 
 MNP10 - FALLBACK  | |
| 
 Type:  | 
 Configuration  | 
| 
 Format:  | 
 AT [cmds] -Qn [cmds]  | 
| 
 Description:  | 
 Allows MNP10 to fall back to speeds slower than 4800bps  | 
| 
 Command  | 
 Function  | 
| 
 -Q0  | 
 MNP10 fallback only to 4800bps  | 
| 
 -Q1  | 
 MNP10 fallback to 2400 or 1200bps  | 
| 
 MNP10 - POWER LEVEL ADJUST  | |
| 
 Type:  | 
 Configuration  | 
| 
 Format:  | 
 AT [cmds] )Mn [cmds]  | 
| 
 Description:  | 
 Controls automatic transmit power level adjustment during MNP 10 link negotiation  | 
| 
 Command  | 
 Function  | 
| 
 í )M0 | 
 Power level adjustment disabled  | 
| 
 )M1  | 
 Power level adjustment enabled  | 
| 
 )M2  | 
 Power level adjustment enabled. Power level stays fixed  | 
| 
 TRANSMISSION LEVEL  | |
| 
 Type:  | 
 Configuration  | 
| 
 Format:  | 
 AT [cmds] @Mn [cmds]  | 
| 
 Range:  | 
 11-31  | 
| 
 Unit:  | 
 -1dBm  | 
| 
 Description:  | 
 Sets the signal level for transmission  | 
| 
 Command  | 
 Function  | 
| 
 @M0  | 
 -26 dBm  | 
| 
 @M1  | 
 -30 dBm  | 
| 
 @M2-@M10  | 
 -10 dBm  | 
| 
 @M11-@M30  | 
 -n dbm  | 
S (STATUS) REGISTERS
| 
 TRANSMISSION LEVEL - CELLULAR  | |
| 
 Type:  | 
 Register  | 
| 
 Format  | 
 AT [cmds] S201=n [cmds]  | 
| 
 Range:  | 
 0-63  | 
| 
 Unit:  | 
 Unidentified  | 
| 
 Description:  | 
 Sets the signal level for cellular transmission  |