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IMU381 SERIES
Aceinna IMU381 SERIES User Manual
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Aceinna IMU381 SERIES User Manual
Table of content
Contents
revision history
Table Of Contents
Table Of Contents
Table Of Contents
Table Of Contents
about this manual
Introduction
Overview of the IMU381 Series Inertial Measurement Unit
Interface
Power Input and Power Input Ground
Reserved – Factory Use Only
theory of operation
IMU381 Series Default Coordinate System
Advanced Settings
IMU381 Built-In Test
IMU381 SPI Port Interface Definition
IMU381 SPI Register Read Methodology
IMU381 SPI Port Polled-Mode Read
IMU381 SPI Port Burst-Mode Read
Output Data Registers
System Registers
IMU381 SPI Register Write Methodology
Configuration Registers
Rate-Sensor Scaling/Low-Pass Filter
Accelerometer, and Alternate Rate-Sensor Scaling
Axis Orientation Settings
Suggested Operation
SPI Timing
Signal Synchronization
Bootloader
IMU381 UART Port Interface Definition
Packet Format
Payload Length
IMU381 Standard UART Port Commands and Messages
Get Packet Request
Version Data Packet
Output Packets (Polled or Continuous)
Scaled Sensor Data Packet 1 (Default IMU Data)
IMU381 Advanced UART Port Commands
Continuous Packet Type Field
User Behavior Switches
Set Fields Command
Read Fields Command
Read Fields Response
Get Fields Response
IMU381 Advanced UART Port BIT
Master BIT and Status (BITstatus) Field
hardwareBIT Field
comBIT Field
softwareBIT Field
comStatus Field
Configuring the Master Status
sensorStatusEnable Field
IMU381 BOOTLOADER
Jump to Application command
Boot Mode Status Register (0x78)
Boot Command Register (0x7A)
Boot Data Register (0x7C)
Warranty and Support Information
Sealing the Container
Appendix A: Installation and Operation of NAV-VIEW
Data Recording
Data Playback
Horizon and Compass View
Packet Statistics View
Advanced Configuration
Bit Configuration
Read Unit Configuration
Appendix B: Sample Packet-Parser Code
Code listing
Appendix C: Sample Packet Decoding
IMU381 Series
User’s Manual
Doc# 7430-3881-02
Page i
ACEINNA, Inc.
email: info@aceinna.com, website: www.aceinna.com
IMU381 SERIES USER MANUAL
Document Part Number: 7430-3881-02
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