HTC Vive Tracker - Page 30

Vive Tracker
Developer Guidelines
HTC Corporation 07/17/2017
V
er.
1.5
27
HTC Confidential and Proprietary
SetFeature 0xB3 data format:
Byte Index Data Remark
0 Host Type
2 : phone
3 : accessory
1 Charge Enable Reserved
2 OS Type Reserved
3
Low Pass Filter
configuration
0 : 184 Hz (default)
1 : 5 Hz
2 : 10 Hz
3 : 20 Hz
Byte Index 3: Configures Vive Tracker’s low pass filter setting to maintain tracking
performance when the accessory vibrates. It will revert to the default value ‘0’ after 30
seconds, or set it to default manually. The field supports Vive Tracker firmware v.20 and
higher.
SetFeature 0xB4 data format:
Byte Index Data Remark
0 Tag Index
Indicates the version of the data you send out.
Default value is zero in this version of data
format.
1 Button
TRIGGER 0x01
BUMPER 0x02
MENU 0x04
STEAM 0x08
PAD 0x10
PAD_FINGERDOWN 0x20
Reserved 0x40
Reserved 0x80
2
Pad X value
Pad X value, value from -32768 to 32767
BYTE 2 is LSB
3
4
Pad Y value
Pad Y value, value from -32768 to 32767
BYTE 4 is LSB
5
6
Trigger Raw
Trigger Raw, value from 0 to 65535
BYTE 6 is LSB
7
8
Battery Level
Battery Level, Reserved
BYTE 8 is LSB
9
Table: Data Format (Accessory to Vive Tracker)
Sample code