NGIMU User Manual - x
Contents
1. awa NN TECHNOLOGIES NGIMU User Manual Version 0 4 Preliminary Release Copyright 2015 x io Technologies Ltd WWW X io co uk NGIMU User Manual Version 0 4 19 November 2015 Document updates This document is continuously being updated to incorporate additional information requested by users and new features made available in software and firmware updates Please check the x io Technologies website for the latest version of this document and device firmware Document version history Date 19 Nov 2015 30 Jun 2015 9 Jun 2015 12 May 2015 10 May 2015 WWVW X io co uk Document version 0 4 0 3 0 2 0 1 0 0 Description Update photo and mechanical drawing of latest prototype plastic housing Include mechanical drawing of board Correct serial pinout tables Mark pin 1 on annotated photo of board Include photo and mechanical drawing of latest prototype plastic housing Small tables are not split across pages Update photo of prototype plastic housing Initial release NGIMU User Manual Version 0 4 19 November 2015 Table of Contents Oe RT OE t 4 1 1 On board sensors amp data acquisition eesssesssersssrssesrresrresrrrsrrrsrtessressrersrtessteesrersrteserereereseeeeeeee 4 L2 Ombpoard data proce SNE a ie a ei anp ERAST EOE 4 1 3 Communication interfaceS ssssesesssssssserrressssssrrrrerssssssrrerressssererreessss2. ght Angle 2 way P N way P N 51021 0200 53261 0271 Molex Pre Crimped Lead Single Ended PicoBlade Female 304mm 28 AWG P N 06 66 0015 x2 Auxiliary serial Molex PicoBlade Header Surface Molex PicoBlade Housing Female 6 SEI Mount Right Angle 6 way P N way P N 51021 0600 53261 0671 Molex Pre Crimped Lead Single Ended PicoBlade Female 304mm 28 AWG P N 06 66 0015 x6 Analogue inputs Molex PicoBlade Header Surface Molex PicoBlade Housing Female 10 Mount Right Angle 10 way P N way P N 51021 1000 53261 1071 Molex Pre Crimped Lead Single Ended PicoBlade Female 304mm 28 AWG P N 06 66 0015 x10 Table 5 Board connector part numbers WWVW X io co uk NGIMU User Manual Version 0 4 19 November 2015 2 7 Board dimensions AS NGIMU Board a SP godumo Oe eee dee ur ad ts es er te b oe i m I or w J P f j I E mom EE f 3 A a cmm 3 va i a ot i ode 7 gt 1 x Jm 4 3 gt o j TI x a z gt j r i 9 Figure 3 Mechanical drawing of the board WWVW X io co uk NGIMU User Manual Version 0 4 19 November 2015 The plastic housing encloses the board with a 1000 mAh battery The housing provides access to all board interfaces and is translucent so that the LED indicators may be seen Figure 4 shows a 3D printed prototype of the plast
3. ic housing Figure 5 is a mechanical drawing of the plastic housing indicating all dimensions Be A QIY vsencbkzri memOtet An 5 Etha lactis h Alic 1 rT pe of the plastic housing www X io0 co uk NGIMU User Manual Version 0 4 19 November 2015 WWVW X io co uk Figure 5 Mechanical drawing of the plastic housing A3 NGIMU Housing
4. it off The button can also be used as a data source by the user The device will send a timestamped button message button each time the button is pressed This may provide a convenient user input for real time applications or a useful means of marking events when logging data The user must be careful not to hold the button for too long else device will be turned off 2 2 LEDs The board features 5 LED indicators Each LED is a different colour and has a dedicated role Table 1 list the role and associated behaviour of each LED Colour Indicates Behaviour White Wi Fi status Off Wi Fi disabled Flashing Wi Fi enabled but not connected Solid Wi Fi enabled and connected Blue Green Power Indicates that the device is switched on Will also blink each time the button is pressed or a message is received Yellow Red Battery charging Off Charger not connected Solid Charger connected and charging in progress Flashing Charger connected and charging complete Table 1 LED behaviour Sending an identify message identify to the device will cause all the LEDs to rapidly flash for 5 seconds This may be of use when trying to identify a specific device within a group of multiple devices 2 3 Auxiliary serial pinout Table 2 lists the auxiliary serial connector pinout Pin 1 is is physically marked on the connector by a small arrow see Figure 1 WWVW X io co uk NGIMU User Manual Version 0 4 19 No
5. p timer e Motion trigger wake up e Wake up timer e 3 3 V supply for user electronics 500 mA 1 5 Software features e Open source GUI and API CH for Windows e Configure device settings e Plot real time data e Log real time data to file CSV file format for use with Excel MATLAB etc e Maintenance and calibration tools WWVW X io co uk NGIMU User Manual Version 0 4 19 November 2015 Auxiliary serial interface Serial interface Barometric pressure and humidity sensor Power button et a X NO Gyroscope accelerometer and LE a T m DLLILLORRAA sf CALM EL PERI ste nr p er wr 2329 NE EE ex USB 4 2 BENI L The correct axis et TL a magnetometer directions are EN I X a B I Y T gt ES y s C et B Battery connector Analogue inputs The correct axis External 5 V input solder pads directions are T Z Y e 6 External antenna UF L connector FD23028311 NGIM v1 0 QIEMUY si SD card socket FW RS9113 N80 DIC LC K06 1015 LI f EI mE m ind Ll ov Uy UT T vT Internal antenna WWVW X io co uk NGIMU User Manual Version 0 4 19 November 2015 2 1 Power button The power button is primarily used to turn the device on and off sleep mode Pressing the button while the device is off will turn it on Pressing and holding the button for 3 seconds while it is on will turn
6. pressure 300 1100 hPa e Humidity e Temperature e Battery voltage current percentage and time remaining e Analogue inputs 8 channels 0 3 3 V 10 bit 1 kHz sample rate e Auxiliary serial RS 232 compatible for GPS or custom electronics sensors e Real time clock and calendar 1 2 On board data processing e All sensors are calibrated e AHRS fusion algorithm provides a measurement of orientation relative to the Earth as a quaternion rotation matrix or Euler angles e AHRS fusion algorithm provides a measurement of linear acceleration e Altimeter fusion algorithm provides a measurement of altitude e All measurements are timestamped e Synchronisation of timestamps for all devices on a Wi Fi network 1 3 Communication interfaces e USB e Serial RS 232 compatible e Wi Fi 802 11n 5 GHz built in or external antennae AP or client mode e SDcard accessible as an external drive via USB On board thermometers are used for calibration and are not intended to provide an accurate measurement of ambient temperature This feature is under development and will be available soon Please contact us if this is an urgent requirement 3 Synchronisation requires additional hardware Wi Fi router and synchronisation master WWVW X io co uk NGIMU User Manual Version 0 4 19 November 2015 1 4 Power management e Power from USB external supply or battery e Battery charging via USB or external supply e Slee
7. seerreeesssereeresesssserrreessssseene 4 LA IUS mand m 9 n E deieaner oaeniadinaanannaeeanaseeioeeionense 5 15 SURE aN E E EE EE A a E ND Mou E A E E E 5 Z EE E B PEE EEEE R E EIIE pan EE ese de wee eee ot cs M aD Mi 6 Bee POWE DUTON NENNEN rr pen neon 7 ES PEENE PEENES AIL E EEEE EAN OREA OA E E I EEEE AET E ET 7 2 ace escape erste pce sieve eninge RE EER EED EN 7 LENCDIEN One e 8 2 5 Analogue input pinout EE eee rentrer rano kan ra chere yy RR PPAR VRFUPS 8 2 6 Connector part numbers ERE aie 9 2 7 Board dimensions PREEPETEEEDDUM aaffih eee 10 3 Plastic housing o REO D Vu d D 0 11 WWVW X io co uk NGIMU User Manual Version 0 4 19 November 2015 1 Overview The Next Generation IMU NGIMU is a compact IMU and data acquisition platform that combines on board sensors and data processing algorithms with a broad range of communication interfaces to create a versatile platform well suited to both real time and data logging applications The device communicates using OSC and so is immediately compatible with many software applications and straight forward to integrate with custom applications with libraries available for most programming languages 1 1 On board sensors amp data acquisition e Triple axis gyroscope 2000 s 400 Hz sample rate e Triple axis accelerometer 16g 400 Hz sample rate e Triple axis magnetometer 1300 uT e Barometric
8. vember 2015 Pin Direction Name 1 N A Ground 2 Output RTS 3 Output 3 3 V output 4 Input RX 5 Output TX 6 Input CTS Table 2 Auxiliary serial connector pinout 2 4 Serial pinout Table 3 lists the serial connector pinout Pin 1 is physically marked on the connector by a small arrow see Figure 1 Pin Direction Name 1 N A Ground 2 Output RTS 3 Input 5 V input 4 Input RX 5 Output TX 6 Input CTS Table 3 Serial connector pinout 2 5 Analogue input pinout Table 4 lists the analogue input connector pinout Pin 1 is physically marked on the connector by a small arrow see Figure 1 WWVW X io co uk NGIMU User Manual Version 0 4 19 November 2015 Pin Direction Name 1 N A Ground 2 Output 3 3 V output 3 Input Analogue channel 1 4 Input Analogue channel 2 5 Input Analogue channel 3 6 Input Analogue channel 4 7 Input Analogue channel 5 8 Input Analogue channel 6 9 Input Analogue channel 7 10 Input Analogue channel 8 Table 4 Analogue input connector pinout 2 6 Connector part numbers All board connectors are 1 25 mm pitch Molex PicoBlade Headers Table 5 lists each part number used on the board and the recommended part numbers of the corresponding mating connectors Each mating connector is created from a plastic housing part and two or more crimped wires Board connector Part number Mating part number Battery Molex PicoBlade Header Surface Molex PicoBlade Housing Female 2 Mount Ri
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