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M7 GX Technical Manual

Raveon Technologies Corp.

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$GPGLL,3308.7226,N,11713.7896,W,155833,A,*11

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$GPVTG,260,T,,,1.62,N,3.00,K,*1D

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$GPVTG,266,T,,,3.24,N,6.00,K,*1E

$GPGLL,3308.7145,N,11713.8037,W,155903,A,*19

$GPVTG,74,T,,,3.78,N,7.00,K,*27

$GPGLL,3308.7182,N,11713.7927,W,155913,A,*14

$GPVTG,56,T,,,2.70,N,5.00,K,*2C

$GPGLL,3308.7224,N,11713.7891,W,155923,A,*14

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Содержание M7-GX Series

Страница 1: ...Technical Manual M7 GX M7 GX WX GPS Transponders Rev C17 Raveon Technologies Corporation 2320 Cousteau Court Vista CA 92081 USA Phone 1 760 444 5995 www raveon com www ravtrack com...

Страница 2: ...Cord 15 RS 232 serial cable for WX version 16 5 Configuring the RV M7 GX 17 5 1 Overview 17 5 2 Command Mode 17 5 3 Password Protection 17 5 4 Setting a Parameter 18 5 5 Reading a Parameter 18 5 6 CON...

Страница 3: ...el Lock Out 56 11 RV M7 Diagnostic Provisions 57 11 1 Overview of Diagnostics 57 11 2 Reading the Diagnostic Information 57 11 3 Status and Statistics Command 57 11 4 ATST Command 58 11 5 ATST1 Comman...

Страница 4: ...is no internal circuit breaker The radio should be connected with an external circuit breaker Blasting Caps and Blasting Areas To avoid possible interference with blasting operations turn off this ra...

Страница 5: ...ilure to observe these restrictions may result in exceeding the FCC RF exposure limits Antenna Installation For rear deck trunk installation the antenna must be located at least the following range aw...

Страница 6: ...s The Federal Communications Commission FCC with its action in ET Docket 93 62 has adopted a safety standard for human exposure to Radio Frequency RF electromagnetic energy emitted by FCC certified eq...

Страница 7: ...well as sending position and status the RV M7 GX also has a radio modem with integrated RS 232 422 485 interface For privacy and security over the air encryption is standard on every RV M7 GX radio Fo...

Страница 8: ...her RV M7 GX radios in the system 38400bps serial port 4 GPS display Connect RV M7 GX to a hand held or mobile GPS and icons will appear on the display showing the location of all other RV M7 GX radio...

Страница 9: ...Connect the RV M7 GX to a PC computer running RavTrack PC or a custom application The PRAVE message is in NMEA format No transmission capability Internal GPS is disabled GPS 6 Mobile Data Used to con...

Страница 10: ...and is executed it configures the following parameters so if your application requires any of these to be non standard you must issue the command to modify them AFTER the GPS x command is issued Seria...

Страница 11: ...r RF 50 ohm BNC TNC on WX version GPS Connection SMA 50 ohm 3 3V for amplified antenna Power B input and Ground Digital Inputs 3 standard 2 on WX version Standard Power Connector Phoenix 18 36 18 9 Ra...

Страница 12: ...MHz b Sub band A B C c Channel Spacing blank 12 5kHz W 25kHz oo Options GX for GPS WX for waterproof enclosure Other frequency bands power levels and channel spacing are available Contact the factory...

Страница 13: ...s a short blink once every two seconds indicating to the user that the power to the modem is ON and the modem is working When the modem is in the command mode this LED will blink on and off once per s...

Страница 14: ...nsmit data or IN2 Data into the modem Also used as digital input IN2 for exception reporting GND or floating for a 0 3V for digital 1 If enabled for digital inputs the serial data entering this pin is...

Страница 15: ...s a serial port you will need a null modem cable See Appendix A for more information on wiring a null modem cable 4 4 WX weatherproof Version The WX version of the product is functionally the same as...

Страница 16: ...cable for WX version The RS 232 serial cable uses at Hirose connector part number HR30 6P 6S 71 A RS 422 Connector Pin Out on WX 5 Pin Circular Connector If the RS422 option is installed in the M7 WX...

Страница 17: ...ange certain internal parameters of the RV M7 GX modem as well as to read out the current configuration and diagnostic statistics 5 2 Command Mode The RV M7 GX modem may be put into a Command Mode by...

Страница 18: ...The modem will return the value followed by an OK For example if the user enters the command to read the RV M7 s destination address and its address was 1234 the user would issue the following command...

Страница 19: ...ryption phrase is automatically erased 5 7 Exiting the Command Mode There are three ways to exit the command mode They are 1 ATCN Issuing the ATCN The M7 radio will exit the command mode and begin nor...

Страница 20: ...tial 20 parameters that it does not restore to default are the radio calibration values R0 R9 and RA The GPS F command resets only the GPS related settings back to factory defaults The modem itself ke...

Страница 21: ...nels This command is only used on the VHF version of the product The UHF does not support w N N or W ATCH Configure Hardware Flow Control Enable 1 or disable 0 flow control When enabled the modem will...

Страница 22: ...sent from No parameter ATIO Configure the I O The proper hardware option must be installed in the modem All RV M7 modems support RS 232 mode GX version use IO mode 5 Do not change this Range 0 5 0 RS...

Страница 23: ...to 500 0 ATRB Number of retries If this modem does not get an ACK back when it sends data this is the number of times it will re transmit the packet and wait for an ACK 0 disabled feature Range 0 99 0...

Страница 24: ...nd Forward Repeating 0 disabled 1 enabled 0 or 1 0 Off ATHX Enable Disable single hop repeating 0 any number of repeats 1 unit will not repeat a packet that was already repeated 0 or 1 0 multi hop OK...

Страница 25: ...6 February 2013 Raveon Technologies Corporation Company Confidential 25 indicates values that are calibrated in the factory and are unit specific If the Radio Type is changed these will need to be re...

Страница 26: ...related parameters IDLERATE IDLE TX Interval Set the number of seconds between position transmissions when the unit is idle has not moved more than TRIGDX meters 0 9999 seconds 10 KEYPHRASE Privacy S...

Страница 27: ...he unit to report for xx seconds X 0 0 Y 1 99999 1 SLOTQTY Quantity of TDMA Slots Normally this parameter is set to 1 Each unit gets one slot To facilitate data transmission it is possible to set this...

Страница 28: ...eports at the TXRATE intervals if it has moved this distance since the last report If it has not moved it will still report its position but at the rate set by IDLERATE If IDLERATE is set t 0 then the...

Страница 29: ...f RF Power Output 5 watts Channel number selected 1 Position Status report interval 10 seconds Minimum movement distance to report 0 reports even when idle Transmission trigger inputs 0 digital inputs...

Страница 30: ...t in the command mode change any of the default operating parameters that must be modified From the factory the modems are configured and delivered ready to use Out of the box they will communicate on...

Страница 31: ...encies The RV M7 modem has memory for up to 6 channels In most applications only one channel is needed A channel is a pair of frequencies one for transmit and one for receive They may be different or...

Страница 32: ...ures of the RV M7 GX radio type GX when in the command mode A listing of the GPS features will be displayed An example listing of a RV M7 GX in GPS mode 2 is shown below GX GPS mode 2 RavTrack PC Seri...

Страница 33: ...T x Local NMEA data NMEAOUT x Local NMEA messages NMEAMASK TXRATE xx DATAMUTE x TRIGSPEED xx TRIGDX xx TRIGBITS xx ATBD X Repeat X Default 0 off Transponder 1 Nothing X 3 No 0 GGA GLL RMC 10 TX only 1...

Страница 34: ...300 seconds TXRATE 300 If you only want the RV M7 GX to report position and status when it is moving set the TXRATE xx to the desired time between position transmissions Then program the IDLERATE xx t...

Страница 35: ...M7 GX Technical Manual 35 Raveon Technologies Corp RV M7 GX Transmission Trigger Diagram...

Страница 36: ...ion of firmware do not latch the state and thus the My reports the state of the bit at the moment the position is transmitted C2 and higher report the latched state of the trigger bit Bits that are de...

Страница 37: ...entation of the bits Refer to the following table to see the value for x IN 2 TXD IN 1 RTS IN 0 DTR Hexadecimal Representation 0 0 0 0 0 0 1 1 0 1 0 2 0 1 1 3 1 0 0 4 1 0 1 5 1 1 0 6 1 1 1 7 For examp...

Страница 38: ...le if TXRATE is 2 and IDLERATE is 300 then the unit will report in every 2 seconds when an input trigger occurs but will only report in every 5 minutes when input triggers are not happening Important...

Страница 39: ...tly of the baud rate When the modem receives a radio signal it will assert the CD hardware signal on the RS 232 serial port if it was configured to do so GPS Position and Status When the RV M7 GX rece...

Страница 40: ...evice It has no ID field so it is useful for tracking only one device GPGGA VTG NMEA GPS Position Fix Data Output 14 This message looks like local NMEA data but is actually the position information fr...

Страница 41: ...from any other RV M7 as long as the fist digit matches in this case is a 0 Make sure you set the MYID of each RV M7 GX in your system to a different number For example to set the ID of your RV M7 GX t...

Страница 42: ...l GGA 0 0 001 1 GLL 1 0 002 2 RMC 9 0 100 256 AIVDM 10 0x200 512 Once you set the GPS Mode of the radio using the GPS X command you can change the NMEAMASK parameter to modify with of the NMEA sentenc...

Страница 43: ...s to an earth ground 8 Connect Digital Inputs The stock RV M7 GX has up to 3 digital inputs using the input pins of the RS 232 serial port An open circuit or ground is a 0 and if they are connected to...

Страница 44: ...E setting is long enough for it to turn the GPS off and back on before the next time it needs to report position For example if the TXRATE is set to 120 2 minutes the RV M7 GX will power the GPS off f...

Страница 45: ...an go directly to http wireless fcc gov services ind bus In either case you will be shown the regulations and the information you will need to gather before you get started your desired operating freq...

Страница 46: ...nd 9999 Every RV M7 has a Unit Address programmed into it as well as the ID of the unit it will send data to The Unit Address is programmed with the ATMY xxxx command and the Unit Address of the desti...

Страница 47: ...the destination ID or in the last two positions of the destination ID will be interpreted as a broadcast and any modem with an ID that matches the two non FF digits will receive the data For example...

Страница 48: ...ved FF00 means first two digits must match and they do so the units will receive eachother 10 2 Store and Forward Repeating The RV M7 GX transponder has a built in wireless repeater router Each RV M7...

Страница 49: ...ured to repeat all messages to from G Store and forward repeating is enabled with the ATXR command ATXR 1 enables repeating ATXR 0 disables it The Repeat Source Repeat Source Mask and the Repeat Desti...

Страница 50: ...Setting the Over The Air Data Rate The M7 has programmable over the air baud rates The over the air rate is stored in register R2 and is programmed with the ATR2 x command where x is a number correspo...

Страница 51: ...extensively in GSM cellular and APCO public safety systems TDMA excels at allowing quick and reliable access to radio channels It allows 2 10 times more radios to share a radio channel than conventio...

Страница 52: ...ssion at your selected baud rate will take Step 3 Repeaters If a repeater will be used in the system then the transmission time must be doubled because each position will be transmitted twice once by...

Страница 53: ...de 4 Transmit all 0s 5 Transmit all 1s 6 Enable the test points on the PCB 7 Transmit CW on center of channel 8 Transmit preamble 101010 pattern SHOW Display an overview of the configuration Ping xxxx...

Страница 54: ...you may modify its value by entering a U for up or a D for down U or D will change the value by one Use this trick carefully because it modifies the last R register that was read and it is easy to un...

Страница 55: ...rge amounts of data will be sent with the RV M7 it may be possible to overflow the internal data buffer To ensure the transmit buffer does not overflow enable and use hardware flow control Hardware fl...

Страница 56: ...t The BUSY LED will also indicate an RF carrier when the RF carrier is above the threshold set with the ATRA command 5 Generate an RF signal on channel with a level of 110dBm Verify the Power BUSY LED...

Страница 57: ...operation statistics that it maintains All statistics start counting at 0 The ATST 1 command can be used to reset all statistics back to 0 except the run time timers Other operation and configuration...

Страница 58: ...d or Fatal OS failures Consult the factory if any of these messages ever appear 11 5 ATST1 Command GPS Statistics The ATST 1 command will return various information regarding the operation of the GPS...

Страница 59: ...ecrease the range of the system by as much at 90 Use these guidelines to evaluate your antenna system design and be sure contact a quality radio communication equipment distributor such as Talley Elec...

Страница 60: ...l Low Power Mode LPM If LPM is enabled the RV M7 will power down whenever the DTR line of the serial port is turned off The Power LED will blink once every 10 seconds in the LPM mode The ATSM command...

Страница 61: ...ommand to set which bits to use for inputs and TRIGBITS 0 to disable all input bits This hint only applies to the GX version of the RV M7 radio modem Symptom Receive light blinks but no data is receiv...

Страница 62: ...er Mode The RV M7 has an optional Low Power Mode LPM If LPM is enabled the RV M7 will power down whenever the DTR line of the serial port is turned off The Power LED will blink once every 10 seconds i...

Страница 63: ...M7 GX Technical Manual 63 Raveon Technologies Corp 14 Mechanical...

Страница 64: ...us information 15 1 GPTLL Target Lat Lon This sentence is typically used by marine radar plotters When the RV M7 GX is set to GPS 3 mode of operation it will output this message every time it receives...

Страница 65: ...of sats The total number of satellites in view 4 PRN Satellite number 5 Elevation Elevation in degrees 90 maximum 6 Azmuth Azimuth degrees from true north 000 to 359 7 SNR Signal to noise ratio for th...

Страница 66: ...the prefix characters whenever it outputs the ID in a GPWPL message For example if the prefix is set to the phrase Car the RV M7 GX will output the following message when it receives a position repor...

Страница 67: ...A decimal number representing the binary inputs 13 RSSI The signal strength of this message as measured by the receiver in dBm Note if the message went through a repeater it is the signal lever of th...

Страница 68: ...T 1 62 N 3 00 K 1C GPGLL 3308 7140 N 11713 7860 W 155843 A 1C GPVTG 260 T 1 62 N 3 00 K 1D GPGLL 3308 7134 N 11713 7998 W 155853 A 18 GPVTG 266 T 3 24 N 6 00 K 1E GPGLL 3308 7145 N 11713 8037 W 155903...

Страница 69: ...l that the Product will be free from any claim for infringement of any patent trademark copyright or other proprietary right including trade secrets j that the Product will be free from any software o...

Страница 70: ...de a copy of the original sales receipt or invoice showing the date location and price of purchase Include a written description of the problem with the product a phone number and name of person who m...

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