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Interfaces and Connectors

VL-MPEu-G3 Reference Manual

Auxiliary Connector Pinout (J2)

The auxiliary connector at location J2 provides signals used by the NEO-M8T. The table below

shows the J2 connector pinout.

Table 2: J2 Connector Pinout

Pin

Signal Name

Description

EXTINT

Interrupt input

TIMEPULSE

External monitoring

output

GND

Ground

V_BATT_IN

External battery

input

GND

Ground

Figure 2. J2 Pin Orientation

LEDs

There are two blue LED (D1 & D3) that indicate the status of the module power (D1 is on when

enabled and power is on) and the TIMEPULSE output (D3).

Содержание VL-MPEu-G3

Страница 1: ...Reference Manual REV April 2021 VL MPEu G3 Mini PCIe GPS Receiver Module ...

Страница 2: ...ensure this document is error free VersaLogic makes no representations or warranties with respect to this product and specifically disclaims any implied warranties of merchantability or fitness for any particular purpose VersaLogic reserves the right to revise this product and associated documentation at any time without obligation to notify anyone of such changes Other names and brands may be cla...

Страница 3: ...n 1 1 Added Figure 2 J2 Pin Orientation Support The VL MPEu G3 Product Page contains additional information and resources for this product including Reference Manual PDF format Device drivers Data sheets and manufacturers links for chips used in this product Photograph of the circuit board ...

Страница 4: ...e 8 About RoHS 8 Warnings 8 Electrostatic Discharge 8 Handling Care 8 Technical Support 9 Repair Service 9 Physical Details 10 Board Layout and Mounting 10 VL MPEu G3 Mounting 10 VL MPEu G3 Dimensions and Connectors 10 Jumper Summary 11 Interfaces and Connectors 12 GPS 12 Antenna Connector J1 12 Battery Back up 12 Auxiliary Connector Pinout J2 14 LEDs 14 ...

Страница 5: ...tion to positioning and navigation applications GPS GNSS signals are widely used as accurate and low cost precision time or frequency references used by remote or distributed wireless communication industrial financial and power distribution equipment The TIMEPULSE output generates a precision time reference via a pulse train synchronized with the GPS or UTC time grid Linked to the satellites atom...

Страница 6: ...m Velocity 0 05 meters second Heading 0 3 degrees Startup Time Aided Start 5 seconds Hot Start 1 second Cold Start 29 seconds Timing Output Provides a high precision output pulse train synchronized with the GPS time grid The default time pulse signal is 1 pulse per second Sensitivity Tracking 167 dBm Reacquisition 153 to 160 dBm Antenna External Compatible with active antennas only Host Communicat...

Страница 7: ... Reference Manual 7 Block Diagram MiniPCIe Connector Page 4 P1 NEO M8T GPS Page 03 U2 I O Battery Connector Page 03 J2 Active Antenna Connector Page 03 J1 ctive Antenna Connector Page 03 J1 ctive Antenna Connector Page 03 J1 ...

Страница 8: ...the European Union s RoHS directive Warnings ELECTROSTATIC DISCHARGE Warning Electrostatic discharge ESD can damage circuit boards disk drives and other components The circuit board must only be handled at an ESD workstation If an approved station is not available some measure of protection can be provided by wearing a grounded antistatic wrist strap Keep all plastic away from the board and do not...

Страница 9: ...ur company your phone number and e mail address The name of a technician or engineer that can be contacted if any questions arise Quantity of items being returned The model and serial number barcode of each item A detailed description of the problem Steps you have taken to resolve or recreate the problem The return shipping address Warranty Repair All parts and labor charges are covered including ...

Страница 10: ... is secured using two nylon screws VersaLogic supplies 2 mm nylon screws VL HDW 110 and 2 5 mm nylon screws VL HDW 108 On non VersaLogic CPU boards mounting might be accomplished using a latching system Note Be careful not to over tighten the nylon mounting screws Optimum tightness is 1 lbf in 0 1 N m VL MPEU G3 DIMENSIONS AND CONNECTORS Figure 1 VL MPEu G3 Dimensions and Connectors Not to scale A...

Страница 11: ...r VL MPEu G3 connectors Table 1 Connector Functions and Interface Cables Connector Function Cable Hardware Description J1 Antenna jack VL CBR ANT02 VL CBR ANT03 GPS antenna with SMA connector Active antenna with SMA connector J2 External battery and I O Molex 501330 1100 JUMPER SUMMARY Jumper Block Description As Shipped V1 Battery disconnect Out ...

Страница 12: ...Back up The VL MPEu G3 features a soldered in 3 0V 255 mAh lithium battery The battery or an optional external battery provides memory retention for the GPS almanac ephemeris and last position Note VL MPEu G3E Z is shipped without a battery Warning To prevent shorting premature failure or damage to the lithium battery do not place the board on a conductive surface such as metal black conductive fo...

Страница 13: ...rated above 25 C based on an average temperature over the lifetime of the product Battery Life yrs 30 15 Tavg 25 x 0 15 Where Tavg is the average temperature over the battery lifetime and 25 C Tavg 85 C Derating for Tavg 25 C is not required The nominal battery voltage is 3 0V If the voltage drops below 2 0V contact VersaLogic for a replacement part number HB3 0 1 or obtain a replacement battery f...

Страница 14: ...hows the J2 connector pinout Table 2 J2 Connector Pinout Pin Signal Name Description 1 EXTINT Interrupt input 2 TIMEPULSE External monitoring output 3 GND Ground 4 V_BATT_IN External battery input 5 GND Ground Figure 2 J2 Pin Orientation LEDs There are two blue LED D1 D3 that indicate the status of the module power D1 is on when enabled and power is on and the TIMEPULSE output D3 ...

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