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Furuno eRideOPUS 6, User Manual

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Furuno eRideOPUS 6 User Manual Download Page 12

eRide

OPUS 6/

 

eRide

OPUS 7    GV-8620/ GV-8720 

Dead  Reckoning  User

’

s  Guide 

SE16-900-002-02 

8 

FURUNO ELECTRIC CO., LTD. All rights reserved. 

5.4  Sensor Installation Examples 

Here are sensor, which is 3-axis gyro and 3-axis accelerometer, installation examples with the DR receiver 
evaluation kit (VN-871 or VN-861). 
 

5.4.1  Zero Angle against Axis of IMU Sensor 

 

X

Y

Z

Traveling 

direction

O

 

This installation is ideal, which means that this 
installation angle meets requirement specifications 
of IMU sensor based on data sheet. 

(a) (

Δθ

X

, 

Δθ

Y

, 

Δθ

Z

) = (0, 0, 0) 

Figure 5.2 Zero Angle against Axis of IMU Sensor 

 
 
 

Summary of Contents for eRideOPUS 6

Page 1: ...com FURUNO GNSS Receiver eRideOPUS 6 eRideOPUS 7 Model GV 8620 GV 8720 Dead Reckoning Solution User s Guide Document No SE16 900 002 02 The Dead Reckoning solution is exclusive for the BOSCH SMI130 se...

Page 2: ...he Application Note will meet your requirements or that the operation of the Application Note will be uninterrupted or error free or that defects in the Application Note will be corrected Furthermore...

Page 3: ...All rights reserved Revision History Revision Description Date 0 Initial release 2017 10 24 1 Chapter 1 Corrected the available software version Section 3 1 Changed the supported IMU sensor Section 4...

Page 4: ...ro Angle against Axis of IMU Sensor 8 5 4 2 Auto Orientation Default Range 9 5 4 3 Auto Orientation Expansion Range 10 5 4 4 Out of Auto Orientation Range 11 6 Calibration 12 6 1 Power on to GNSS Posi...

Page 5: ...are As from ENP6 53A The DR receiver has the following external interface for DR function Signal input from sensor or vehicle This configuration is the way of direct input from vehicle FURUNO supporte...

Page 6: ...signal 1 Table 3 1 Supported IMU Sensor 2 Product number Vendor of axis Automotive SMI130 Bosch 6 Notes 1 Specification of vehicle speed pulse and reverse signal Please check the regulation and elect...

Page 7: ...6 GV 87 Gyro Accelerometer combo sensor I2C serial clock SCL TXD2_SCL F8 19 I2C serial data SDA RXD2_SDA G8 18 Vehicle speed pulse ECNT C7 7 Reverse signal GPIO E6 1 FURUNO Dead Reckoning GNSS Receive...

Page 8: ...p resistors R1 R2 within the range that the IC can drive Since the wiring capacity varies according to the customer s actual layout of the circuit board the design should be decided by customer s eval...

Page 9: ...t error of the IMU sensor caused by the inclination and deviation The Auto Orientation function can also expand the range of angles that can be automatically corrected by AUTOORIENT command Definition...

Page 10: ...automatically correct the output error due to the inclination and deviation of the IMU sensor Table 5 1 shows the allowable angle range in which the Auto Orientation operates Table 5 1 Functional Ran...

Page 11: ...ss flow 1 Install the unit with IMU sensor 2 Check the installation angle of IMU sensor delta angle 3 Operate the DR receiver with vehicle stop condition 4 Send PERDAPI STOP DRPARK 5D command and stop...

Page 12: ...is 3 axis gyro and 3 axis accelerometer installation examples with the DR receiver evaluation kit VN 871 or VN 861 5 4 1 Zero Angle against Axis of IMU Sensor X Y Z Traveling direction O This installa...

Page 13: ...15 degrees which means that heading of IMU sensor is 15 degrees at clockwise against traveling direction b X Y Z 0 0 15 Z X Traveling direction Y 15 O This installation is that the rotate angle agains...

Page 14: ...t Y axis is 75 degrees which means that elevation angle of IMU sensor is 75 degrees against traveling direction e X Y Z 0 75 0 X Y Z Traveling direction O 180 This installation is that the rotate angl...

Page 15: ...g direction This installation is that the rotate angle against X axis is 90 degrees and the rotate angle against Z axis is 90 degrees which means that heading of IMU sensor is 90 degrees at clockwise...

Page 16: ...ence Make sure that the position fix status is A or D Example Yellow high light shows the position fix status GNS sentence shows the position fix status of GPS GLONASS and Galileo from left hand GNRMC...

Page 17: ...R use mode with PERDCRD R sentence When Field 4 is 2 DR GNSS mixed hybrid position fix status is valid Example PERDCRD R 1 2 0 68 8 85 0 01 0 4 0 1 265 6 1 10 23 6 3 Calibration of Vehicle Speed Pulse...

Page 18: ...of open sky level It is available to do mix calibration with Section 6 2 and 6 3 Turn Left Turn Right Check When Field 17 is 5 7 13 or 15 at PERDCRI G sentence the calibration of gyro sensor is compl...

Page 19: ...ging the vehicle installation angle and installation position of IMU sensor the backup data should be deleted by sending PERDAPI START SIMCOLD command And then calibrate the IMU sensor parameters agai...

Page 20: ...ensor Below are examples to avoid this influence a Implement the IMU sensor nearby the holding part of the board b Clip the board by shock absorbing material with labor c Fix the unit or board which I...

Page 21: ...ed position the direction and the DR parameters At the next power on the DR receiver starts the positioning in DR only mode by using the backup data After that when the direction calculated by DR is c...

Page 22: ...ease confirm the vehicle speed pulse satisfies the electrical specifications and the count of vehicle speed pulse Q3 Is it possible to make DR positioning with gyro sensor only A3 No it is not It is r...

Page 23: ...ghts reserved Q9 Is it possible to use other than vehicles A9 No The DR receiver is designed for car navigation systems and telematics terminals Q10 Not completed calibration of Gyro A10 Please check...

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