Raveon RV-M7 Spécifications

RV-M7 Data Radio Modem Technical Manual Version E2 November, 2014 IP65 "Weatherproof” Version Raveon Technologies Corporation www.raveo

RV-M7 Technical Manual 10 4. Electrical Inputs and Outputs The front panel of the M7 modem has these features: 1. RF connector 2. Power LED 3. S

RV-M7 Technical Manual 11 4.3 RS-232/EIA232 Serial I/O Connector The RS-232 9-pin serial I/O connector is a female 9-pin D-subminiature connector ha

RV-M7 Technical Manual 12 Note: RS-232 signals use positive and negative voltages to represent digital 1s and 0s. A positive voltage is a 0, and a

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RV-M7 Technical Manual 14 4.5 -WX 5-Pin Circular I/O Connector Pin-Out A) RS-232 serial cable for –WX version The RS-232 serial cable uses at Hiros

RV-M7 Technical Manual 15 4.6 Optional EIA-485/RS-485 Serial I/O RS-485 Connector Pin Out RS-485 is a two-wire connection, with the pair of wires tr

RV-M7 Technical Manual 16 If you wish to run the RS-485 in full-duplex mode using two M7s, the interface must be wired with two separate pairs of wir

RV-M7 Technical Manual 17 Phoenix Contact/Tyco makes a convenient DB-9 to terminal-block connector, part number 2761839. 4.7 RS422/EIA-422 Serial

RV-M7 Technical Manual 18 Serial out data comes out pins 3 and 7. Serial input data comes in via pins 4 and 8. Connect pin 5 to earth ground. 4.8

RV-M7 Technical Manual 19 pattern occurring in a stream of data entering the modem, there must be a pause in the data stream before the +++ as well as

RV-M7 Technical Manual 2 Table of Contents 1. General Information about the RV-M7 ...

RV-M7 Technical Manual 20 Once a Parameter is changed, the modem will begin using the new parameter and the new parameter is saved to non-volatile.

RV-M7 Technical Manual 21 5.6 CONFIG Button If certain parameters within the modem are modified in a manner that causes the modem to cease functio

RV-M7 Technical Manual 22 Even though the serial baud rate reverts to 9600 baud when the CONFIG button is pressed and the IO port is RS-232, it will r

RV-M7 Technical Manual 23 5.9 Command Mode Commands AT Command Command Description Parameters Factory Default ATAK Enable/Disable ARQ – When ARQ

RV-M7 Technical Manual 24 when the line is negated). 0 = Disable ATCS Set automatic on-line after ATDT command – 0: stay in command mode after exit

RV-M7 Technical Manual 25 current channel number. ATGP Group Number – Set/read the group number for this unit. 0 means ignore the group number. 1-

RV-M7 Technical Manual 26 ATMT Protocol Select – The over-the-air communication protocol. 0=Packetized mode, 2=Streaming data. Range: 0-2 0 ATMY

RV-M7 Technical Manual 27 ATR8 Frequency Offset. Used to set the radio on the center of the radio channel. Range: -500 to +500 0** ATRB Number of

RV-M7 Technical Manual 28 5 = TX all 1s 6 = Test Points ON 7 = Transmit CW 8 = Transmit 1010101… ATTE Read product temperature – Read the internal

RV-M7 Technical Manual 29 that the radio is tuned to cover. CONFIG Display the M7’s configuration. 0, 1, or 2 - MODEL Read Model number. Read the

RV-M7 Technical Manual 3 Packet Size ...

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RV-M7 Technical Manual 31 6. Using the M7 Modem – Packet Mode This section describes the operation of the when it is in the Packet Mode of operatio

RV-M7 Technical Manual 32 Figure 1 (Packet Mode of Operation) For operation of the modem in the streaming data, non-packetized mode, see the sectio

RV-M7 Technical Manual 33 ATMY The ID of this unit. Default is 1234. ATMK The network address mask. Default is FFFF. ATDT The address of the uni

RV-M7 Technical Manual 34 utilization is only about 50%. But, if the serial port baud rate is set much higher, say 2-8X the over-the air rate, the c

RV-M7 Technical Manual 35 interfere with each other. Also, some user application cannot tolerate receiving data that was not intended for it, and by

RV-M7 Technical Manual 36 its serial port. If it does not match, the receiving modem discards the data, and does not send it out the serial port. S

RV-M7 Technical Manual 37 ` Figure 2 (Address Filtering) One effect of this is that an address mask of 0000 will cause the M7 modem to received any

RV-M7 Technical Manual 38 Notes: This is the default configuration. All units have address 1234, and all modems will talk to all other modems with a

RV-M7 Technical Manual 39 The factory default condition is not to send or require ACK packets, so if you wish to use this mode, program the M7 to tra

RV-M7 Technical Manual 4 DTR ...

RV-M7 Technical Manual 40 Figure 3 Overview of Repeater Operation In the example shown in Figure 3 above, M7 A is will communicate with

RV-M7 Technical Manual 41 M7 Unit ID (ATMY) Destination (ATDT) Network Mask (ATMK) Repeat Source Repeat Source Mask Repeat Destination Repeat Destin

RV-M7 Technical Manual 42 There can be an issue with regard to store-and-forward repeating and busy channels, particularly on polled systems. Raveon

RV-M7 Technical Manual 43 7. Using the M7 Modem – Streaming Mode This section describes the operation of the Streaming Mode of operation. This mod

RV-M7 Technical Manual 44 enters the modem. When the buffer is empty and there is no more data coming into the modem, it will automatically de-key t

RV-M7 Technical Manual 45 7.6 Setting the Over-The-Air Data Rate The M7 has programmable over-the-air baud rates. The over-the-air rate is stored

RV-M7 Technical Manual 46 Other data rates of 0(800bps), 2(2400bps), 3(4800bps), and 7(9600bps) will work, but have a less optimal bit-error-rate vs.

RV-M7 Technical Manual 47 8. Installation 1. Secure the M7 modem using the four mounting holes on the side flanges of the unit. 2. Connect a DC

RV-M7 Technical Manual 48 The FCC website also offers a list of Frequency Coordinators. These are private organizations officially certified by the F

RV-M7 Technical Manual 49 1.1.1.2 Packet Counter The packet counter mode will output packet count statistics once per minute. It will output the nu

RV-M7 Technical Manual 5 Potentially Explosive Atmospheres Turn off your radio prior to entering any area with a potentially explosive atmosphere. Do

RV-M7 Technical Manual 50 11. M7 Diagnostic Provisions 11.1 Overview of Diagnostics Internal to the M7 radio modem, is a powerful 32-bit microproc

RV-M7 Technical Manual 51 ST9 Reset all statistics counters OK ST10 Statistic Read – Returns numeric values, comma separated, of all statistics as

RV-M7 Technical Manual 52 11.4 ATST Command The ATST command, will return the following information: STATISTICS Good RX Packets : nnn (packet

RV-M7 Technical Manual 53 11.6 ATST3 Command The ATST3 command, will return the time and date the firmware in the M7 was compiled. 11.7 ATST4 Co

RV-M7 Technical Manual 54 12.2 Calibration Commands The following AT commands are used to calibrate the M7. Do not ever change these unless you hav

RV-M7 Technical Manual 55 2. The modem will now put out CW on the center of the channel. 3. Read the frequency offset with the ATR8 command. 4. A

RV-M7 Technical Manual 56 13. SkyLine Compatibility 13.1 General The M7 RF modem has built-in compatibility with a radio modem made by Sonik Techn

RV-M7 Technical Manual 57 Note: The maximum Permissible Exposure (MPE) for this product was computed using a 0dB gain antenna, and must be recalculat

RV-M7 Technical Manual 58 15. Appendix A. Serial Port Hardware 15.1 Serial Port Data and Handshaking Signals In computer terminology, the RF mod

RV-M7 Technical Manual 59 CD On this line the modem indicates to the DTE that it has received a carrier from a remote device. It will assert this sig

RV-M7 Technical Manual 6 ETSI EN 300 113-2 V1.4.2 (09) ETSI EN 301 440-2 V1.4.1 (10)

RV-M7 Technical Manual 60 15.2 Null modem without handshaking Sometimes, a “Null Modem” cable may be required to connect the M7 modem to another d

RV-M7 Technical Manual 61 15.4 Null modem with full handshaking Caution: Most null modem cables are designed for host-to-host communication and wil

RV-M7 Technical Manual 62 16. MIMIC Mode Overview A MIMIC mode allows two or more M7s to mimic each other’s digital I/O. When in the MIMIC mode, t

RV-M7 Technical Manual 63 17. Troubleshooting Symptom: Unit will not receive Solution #1. Verify that the modem is on the correct RF channel. If

RV-M7 Technical Manual 64 Alternately, remove the rear cover of the modem, and press the CONFIG button. This will force the modem into the Command M

RV-M7 Technical Manual 65 18. Mechanical

RV-M7 Technical Manual 66 Limited Two Year Warranty If within 24 months from date of purchase, this Product fails conforms to Raveon Technologies Cor

RV-M7 Technical Manual 67 Warranty service is available by mailing postage prepaid to: Raveon Technologies Corporation 2320 Cousteau Court Vista, CA

RV-M7 Technical Manual 7 2. Overview The M7 RF data radio is a rugged high-performance, high-speed narrow-band data modem. It contains a receiver,

RV-M7 Technical Manual 8 3. Specifications 3.1 General All measurements made per TIA-603-B Frequency: Model RV-M7-VA (Non-US Frequency; except

RV-M7 Technical Manual 9 3.5 Model Numbers The model number of the M7 modem identifies its operating frequency band, RF power level, and bandwidth.