RICOCHET ORIGINAL WIRELESS MODEM Card Type Modem (asynchronous) Chipset Ricochet Maximum Data Rate 100Kbps raw data, approx. 28.8Kbps throughput Data Modulation Proprietary Error Correction/Compression Proprietary Data Bus Serial [Image] CONNECTIONS Function Label Function Label Antenna ANT DC power in CN2 Signal strength button BT1 Power switch SW1 Serial port via RJ-45 CN1 connector Note: A standard DB-25 or Macintosh mini-DIN serial port is provided on included adapter cables. POWER SWITCH Setting SW1 Off Position 1 On, speaker disabled Position 2 On, speaker enabled Position 3 SIGNAL STRENGTH TEST (BT1) Result Meaning Long beep Signal is very weak or not detected One beep Signal is weak Two beeps Signal is normal Three beeps Signal is strong Four beeps Signal is very strong DIAGNOSTIC LED(S) LED Color Status Condition LED Unidentified Fast blink Battery is low LED Red On Power is on LED Red Brief blink Modem has detected Ricochet network LED Green On Network connection is good LED Yellow On Modem has connected with another Ricochet modem LED N/A Off Power is off Note: The "brief blink" condition will only occur once when the modem is first powered up. If this condition does not occur then the modem has not detected a Ricochet network. SUPPORTED STANDARD COMMANDS Basic AT Commands A, E, H, O, Q, V, W, X &C, &D, &F, &K, &W S-Registers S0, S2, S3, S4, S5, S7 Note: See MHI help file for complete information. UNIDENTIFIED COMMANDS Command Default S390 Factory use only S391 Factory use only S392 Factory use only S393 Factory use only Proprietary AT Command Set BRIDGE MODE Type: Configuration Format: AT [cmds] ~Bn [cmds] Description: Configures the modem to act as a Ricochet-to-telephone bridge. Command Function ~B0 Bridge mode disabled. ~B1 Leased line bridging enabled. ~B3 Switched line bridging enabled; modem will dial the number indicated by the user. ~B5 Switched line bridging enabled; modem will dial the number set by S804. ~B7 Switched line bridging enabled; modem will dial the number set by S804 followed by number indicated by the user. BRIDGE MODE DEFAULT DIAL STRING Type: Register Format: AT [cmds] S804=<#> [cmds] Description: Sets the default phone number that the modem will dial in bridge mode. BRIDGE MODE - MODEM DIAL STRING Type: Register Format: AT [cmds] S800= Description: Sets the string that the modem sends to the telephone modem before the phone number (when in bridge mode). BRIDGE MODE OPTIONS Format: AT [cmds] S802=n [cmds] Default: 0 Range: 0 - 247 Description: Controls bridge mode options and bridge mode auto-connect. Bit Value Function 0 0 Bridge mode disabled. 1 Bridge mode enabled. 2, 1 00 Leased line bridging enabled. 01 Switched line bridging enabled; modem will dial the number indicated by the user. 10 Switched line bridging enabled; modem will 11 dial the number set by S804. Switched line bridging enabled; modem will dial the number set by S804 followed by number indicated by the user. 3 0 Not used. 4 0 Modem will not dial the number set by S804 when DTR goes high. 1 Modem will dial the number set by S804 when DTR goes high. 5 0 Modem will not dial the number set by S804 when RTS goes high. 1 Modem will dial the number set by S804 when RTS goes high. 6 0 Modem will not dial the number set by S804 on power-up. 1 Modem will dial the number set by S804 on power-up. 7 0 Modem will not dial the number set by S804 when it connects to the network. 1 Modem will dial the number set by S804 when it connects to the network. BRIDGE MODE MAXIMUM NUMBER LENGTH Type: Register Format: AT [cmds] S803=n [cmds] Default: 60 Range: Unidentified (255 maximum) Unit: 1 character Description: Sets the maximum length for the phone number that the modem will dial. This can be used to prevent the remote modem from attempting to dial long-distance numbers. CUSTOMER SERVICE PASSWORD 1 Type: Register Format: AT [cmds] S330=xxxx [cmds] Description: Sets the password that Ricochet customer service must transmit to your modem before attempting to diagnose a problem. CUSTOMER SERVICE PASSWORD 2 Type: Register Format: AT [cmds] S331=xxxx [cmds] Description: Sets the password that Ricochet customer service must transmit to your modem before attempting to diagnose a problem. CONNECT RESULT CODE DELAY Type: Register Format: AT [cmds] S321=n [cmds] Default: 1 Range: 0 - 255 Unit: .1 second Description: Sets the amount of time that must elapse after the RING result code is sent before the modem will send the CONNECT result code. CONNECTION PROTOCOLS Type: Register Format: AT [cmds] S340=n [cmds] Description: Selects the type of connection the modem will attempt to make. Command Function S340=00 Modem will connect with heavyweight error-correction scheme. S340=01 Modem will connect with heavyweight error-correction scheme and SLIP. S340=02 Modem will connect with heavyweight error-correction scheme and PPP. S340=10 Modem will connect with lightweight error-correction scheme. S340=11 Modem will connect with lightweight error-correction scheme and SLIP. S340=12 Modem will connect with lightweight error-correction scheme and PPP. S340=40 Modem will connect with encryption, lightweight error-correction scheme. S340=41 Modem will connect with encryption, lightweight error-correction scheme, and SLIP. S340=42 Modem will connect with encryption, lightweight error-correction scheme, and PPP. S340=50 Modem will connect with encryption, heavyweight error-correction scheme. S340=51 Modem will connect with encryption, heavyweight error-correction scheme, and SLIP. S340=52 Modem will connect with encryption, heavyweight error-correction scheme, and PPP. DIAL Type: Immediate Format: AT [cmds] DT<#>**xxxx*yyyy***zzzz Description: Dials the phone number, modem name, or service name indicated by the <#> above. If the remote modem being dialed is a Ricochet-to-telephone bridge, yyyy indicates the number that should be dialed on the land line; otherwise see the list below. The zzzz indicated the password to be sent to the remote modem. Note: All options except the calling target are optional. Command Function xxxx=ech Modem will connect with encryption and heavyweight error-correction scheme. xxxx=ecl Modem will connect with encryption and lightweight error-correction scheme. xxxx=heavy Modem will connect with heavyweight error-correction scheme. xxxx=light Modem will connect with lightweight error-correction scheme. yyyy=CSLIP Modem will attempt to connect with compressed SLIP. yyyy=PPP Modem will attempt to connect with PPP. yyyy=SLIP Modem will attempt to connect with SLIP. 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. I4 Displays extended product identification code. DISPLAY NODE LIST Type: Register (read-only) Format: AT [cmds] S311? [cmds] Description: Displays information on the ten nodes with the highest received signal strength. DISPLAY S-REGISTERS - LOW Type: Immediate Format: AT [cmds] &V [cmds] Description: Displays the values of registers S0 through S31. DISPLAY S-REGISTERS - HIGH Type: Immediate Format: AT [cmds] S?! [cmds] Description: Displays a list of all valid registers between S300 and S399. DISPLAY SERIAL NUMBER Type: Register (read-only) Format: AT [cmds] S301? [cmds] Description: Displays the modem's serial number. DISPLAY VERSION Type: Register (read-only) Format: AT [cmds] S300? [cmds] Description: Displays a verbose list of the firmware's version number, serial number, and release date, current Ricochet network information, and other modem statistics. DISPLAY VOLTAGE Type: Register (read-only) Format: AT [cmds] S325? [cmds] Description: Displays the voltage currently put out by the modem's battery. The modem will generate a low battery condition if the voltage drops below 5.75V. DOWNLOAD FIRMWARE - REMOTE Type: Immediate Format: AT [cmds] S380=1 Description: Sets the modem to download new firmware code from the Ricochet network. ENCRYPTION KEY CHANGE FREQUENCY Type: Register Format: AT [cmds] S343=n [cmds] Default: 100 Range: 0 - 255 Unit: 1 packet Description: Sets the number of packets that the modem will send before it will negotiate a new encryption key with the remote modem. ENCRYPTION KEY LENGTH Type: Register Format: AT [cmds] S342=n [cmds] Default: 32 Range: 5 - 32 Unit: 1 byte Description: Sets the length of encryption key the modem will use. This value must match the key length for the remote modem or it will disconnect. ENCRYPTION KEY SEED Type: Register Format: AT [cmds] S341=xxxxxxxx [cmds] Description: Sets the key that the modem will use to seed the encryption scheme. If it does not match the seed entered for the remote modem, it will disconnect. The key must be eight characters or less. INACTIVITY TIMER Type: Register Format: AT [cmds] S323=n [cmds] Default: 0 Range: 0 - 65535 Unit: 1 second Description: Sets the length of time that the modem does not receive information from the DTE or the network before it disconnects. Setting S323=0 disables the inactivity timer. INACTIVITY TIMER - DTE Type: Register Format: AT [cmds] S326=n [cmds] Default: 10 Range: 0 - 255 Unit: 1 minute Description: Sets the length of time that the modem does not receive information from the DTE before it disconnects. Setting S326=0 disables the inactivity timer. INACTIVITY TIMER - NETWORK Type: Register Format: AT [cmds] S318=n [cmds] Default: 0 Range: 0 - 255 Unit: 1 minute Description: Sets the length of time that the modem does not receive information from the network before it disconnects. Setting S318=0 disables the inactivity timer. INCOMING CALL TIMEOUT Type: Register Format: AT [cmds] S314=n [cmds] Default: 10 Range: Unidentified Unit: 1 second Description: When auto-answer is disabled, sets the amount of time that the modem will wait to receive ATA in response to an incoming call before replying with NO ANSWER. INDUSTRIAL MODE DIAGNOSTICS Type: Immediate Format: AT [cmds] &In [cmds] Description: Displays the selected diagnostics when the modem is in industrial mode. Command Function &I0 Displays packet activity diagnostics. &I1 Displays MIB parameters. LOCAL SERIAL PORT SPEED Type: Register Format: AT [cmds] S304=n [cmds] Description: Sets the speed of the local serial port. Command Function S304=0 Auto-detect current serial port speed. S304=1200 Serial port speed set to 1200bps. S304=2400 Serial port speed set to 2400bps. S304=4800 Serial port speed set to 4800bps. S304=9600 Serial port speed set to 9600bps. S304=14400 Serial port speed set to 14.4Kbps. S304=19200 Serial port speed set to 19.2Kbps. S304=28800 Serial port speed set to 28.8Kbps. S304=38400 Serial port speed set to 38.4Kbps. S304=57600 Serial port speed set to 57.6Kbps. S304=115200 Serial port speed set to 115.2Kbps. LOCAL SERIAL PORT SPEED - CURRENT Type: Register (read-only) Format: AT [cmds] S320? [cmds] Description: Returns a value indicating the speed of the local serial port. Value Meaning 1200 Serial port speed is set to 1200bps. 2400 Serial port speed is set to 2400bps. 4800 Serial port speed is set to 4800bps. 9600 Serial port speed is set to 9600bps. 14400 Serial port speed is set to 14.4Kbps. 19200 Serial port speed is set to 19.2Kbps. 28800 Serial port speed is set to 28.8Kbps. 38400 Serial port speed is set to 38.4Kbps. 57600 Serial port speed is set to 57.6Kbps. 115200 Serial port speed is set to 115.2Kbps. MAXIMUM PACKET SIZE Type: Register (read-only) Format: AT [cmds] S313? [cmds] Description: Displays the maximum size of a packet in bytes. MODEM NAME Type: Register Format: AT [cmds] S306=xxxx [cmds] Description: Sets the modem's name until the next time it connects with the Ricochet network. Contact Ricochet to change its name permanently. NAMESERVER STATUS Format: AT [cmds] S362? [cmds] Default: Read-only Range: 0 - 15 Description: Returns a value indicating the modem's status with the nameserver. Bit Value Function 0 0 Modem will not report to nameserver when connecting or disconnecting. 1 Modem will report to nameserver when connecting or disconnecting. 1 0 Modem can initiate rdest read. 1 Modem cannot initiate rdest read. 2 0 Modem can initiate rdest write. 1 Modem cannot initiate rdest write. 3 0 Modem is a portable modem. 1 Modem is a desktop modem. NODE LIST MAXIMUM Type: Register Format: AT [cmds] S310=n [cmds] Default: 16 Range: 1 - 255 Unit: 1 node Description: Sets the maximum number of nodes the modem will attempt to add to its list. The modem will expend less effort to acquire new nodes as the number approaches this value. PASSWORD Type: Register Format: AT [cmds] S322=xxxx [cmds] Description: Sets the password the modem will transmit to the remote modem when attempting to connect. PORTABLE NODE CONNECTION Type: Configuration Format: AT [cmds] &Nn [cmds] Description: Selects whether the modem will attempt to add portable nodes to its node list. Command Function &N0 Portable node connections disabled. &N1 Portable node connections enabled. POWER-UP COUNTER Type: Register (read-only) Format: AT [cmds] S400? [cmds] Description: Displays a value indicating the number of times the modem has been powered up or performed a hard reset. RESET Type: Immediate Format: AT [cmds] Zn [cmds] Description: Resets modem and command settings. Command Function Z0 Reset modem to user profile. Z8 Puts modem into low-power sleep mode if it is running on battery power. Z9 Performs a hard reset on modem. SERIAL PORT STATUS Format: AT [cmds] S361? [cmds] Default: Read-only Range: 0 - 31 Description: Returns a value indicating the status of selected signals on the serial port. Bit Value Function 0 0 RI signal is low. 1 RI signal is high. 1 0 DCD signal is low. 1 DCD signal is high. 2 0 CTS signal is low. 1 CTS signal is high. 3 0 DSR signal is low. 1 DSR signal is high. 4 0 RTS signal is low. 1 RTS signal is high. SLEEP MODE Type: Register Format: AT [cmds] S327=n [cmds] Description: Selects what criteria must be true for the modem to disconnect from the network and enter low-power sleep mode. Command Function S327=0 Low-power sleep mode disabled. S327=1 Low-power sleep mode enabled; exit sleep mode if data is received. S327=2 Low-power sleep mode enabled; exit sleep mode if DTR or RTS signals change state. S327=3 Low-power sleep mode enabled; exit sleep mode if data is received or if DTR or RTS signals change state. STAR MODE CACHE SIZE Type: Register Format: AT [cmds] S317=n [cmds] Default: 6 Range: 1 - 6 Unit: 1 source Description: Sets the number of sources of Star Mode packets that the modem will track. STAR MODE MEMORY TIME Type: Register Format: AT [cmds] S316=n [cmds] Default: 3 Range: 1 - 255 Unit: 1 minute Description: Sets the amount of time that the modem will remember the network address and name of the source of a Star Mode packet. STAR MODE TRANSMIT BUFFER Type: Register (read-only) Format: AT [cmds] S324? [cmds] Description: Displays the number of Star Mode packets that are queued in the transmit buffer.