Specification Sheet
Table Of Contents
- Tutorial Link
- Contact
- Application
- Contents
- 1 Overview
- 2 Features
- 3 Specification
- 4 Pin Definition
- 5 Communication Protocol
- 5.2 Config Commands
- 5.2.1 Register Address
- 5.2.2 Save Configuration
- 5.2.3 Calibrate
- 5.2.4 Installation Direction
- 5.2.5 Sleep/ Wake up
- 5.2.6 Algorithm Transition
- 5.2.7 Gyroscope Automatic Calibration
- 5.2.8 Return Content
- 5.2.9 Return Rate
- 5.2.10 Baud Rate
- 5.2.11 Set X Axis Acceleration Bias
- 5.2.12 Set Y Axis Acceleration Bias
- 5.2.13 Set Z Axis Acceleration Bias
- 5.2.14 Set X Axis Angular Velocity Bias
- 5.2.15 Set Y Axis Angular Velocity Bias
- 5.2.16 Set Z Axis Angular Velocity Bias
- 5.2.17 Set X Axis Magnetic Bias
- 5.2.18 Set Y Axis Magnetic Bias
- 5.2.19 Set Z Axis Magnetic Bias
- 5.2.20 Set port D0 mode
- 5.2.21 Set port D1 mode
- 5.2.22 Set port D2 mode
- 5.2.23 Set port D3 mode
- 5.2.24 Set the PWM width of Port D0
- 5.2.25 Set the PWM width of Port D1
- 5.2.26 Set the PWM width of Port D2
- 5.2.27 Set the PWM width of Port D3
- 5.2.28 Set period of Port D0
- 5.2.29 Set period of Port D1
- 5.2.30 Set period of Port D2
- 5.2.31 Set period of Port D3
- 5.2.32 Set IIC Address
- 5.2.33 LED
- 5.2.34 Set GPS baud
- 5.2.35Set alarm of module
- 6 IIC Protocol
WT901 | Datasheet v20-0702 | http://wiki.wit-motion.com/english
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5.2.2 Save Configuration
0xFF
0xAA
0x00
SAVE
0x00
SAVE：Save
0：Save current configuration
1：set to default setting
5.2.3 Calibrate
0xFF
0xAA
0x01
CALSW
0x00
CALSW：Set calibration mode
0：Exit calibration mode
1：Enter Gyroscope and Accelerometer calibration mode
2：Enter magnetic calibration mode
3：Set height to 0
5.2.4 Installation Direction
0xFF
0xAA
0x23
DIRECTION
0x00
DIRECTION：set installation direction
0：set to horizontal installation
1：set to vertical installation
5.2.5 Sleep/ Wake up
0xFF
0xAA
0x22
0x01
0x00
After sending the command, the module enters the sleep (standby) state,
and once again, the module enters the working state from the standby
state.
Eg:
1. FF AA 69 88 B5(Unlock)
2. FF AA 22 01 00 (Sleep State)
3.FF AA 22 01 00 (Unsleep State)