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# RICOCHET
ORIGINAL WIRELESS MODEM
Card Type Modem (asynchronous)
Chipset Ricochet
Maximum Data Rate 100Kbps raw data, approx. 28.8Kbps
throughput
Data Modulation Proprietary
Error Proprietary
Correction/Compression
Data Bus Serial
(IMG) IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|----------------------+---------+-----------------+---------|
| Antenna | ANT | DC power in | CN2 |
|----------------------+---------+-----------------+---------|
| Signal strength | BT1 | Power switch | SW1 |
| button | | | |
|----------------------+---------+-----------------+---------|
| Serial port via | CN1 | | |
| RJ-45 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 | Battery is low |
| | | blink | |
|-------+--------------+---------+---------------------------|
| LED | Red | On | Power is on |
|-------+--------------+---------+---------------------------|
| LED | Red | Brief | Modem has detected |
| | | blink | 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=<cmds> |
|--------------+---------------------------------------------|
| 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 | í 0 | Bridge mode disabled. |
| | | |
| | 1 | Bridge mode enabled. |
|------------------------------------------------------------|
| 2, 1 | í 00 | Leased line bridging enabled. |
| | | |
| | 01 | Switched line bridging enabled; modem |
| | | will dial the number indicated by the |
| | 10 | user. |
| | | |
| | 11 | Switched line bridging enabled; modem |
| | | will 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 | í 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 | í 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 | í 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 | í 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 |
|--------------+---------------------------------------------|
| í 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 |
|--------------+---------------------------------------------|
| í &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 |
|--------------+---------------------------------------------|
| í 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. |
+------------------------------------------------------------+