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B.2 Speed configurations
B.2.1
Two rear wheels and direction
This configuration uses speed from two rear wheels and a separate direction signal. The configuration
entries are described in the tables below.
Startbit
Length
Byte order
52
12
big-endian
56
12
big-endian
8
2
big-endian
byte/bit
7
0
1
2
3
4
5
msb
6
7
The following CONFIG SET messages are generated for this configuration:
•
RR: 0x43 0xa2 0x11 0x13 0x03 0x23 0x01 0x00 0x00 0x08 0x00 0x34 0x0c 0x00 0x00 0x00 0x00
0x00 0x10 0x64 0x00 0x39 0x01 0x41 0x58
•
RL: 0x43 0xa2 0x11 0x13 0x03 0x23 0x01 0x00 0x00 0x08 0x00 0x38 0x0c 0x00 0x00 0x00 0x00
0x00 0x10 0x64 0x00 0x29 0x01 0x35 0x68
•
dir: 0x43 0xa2 0x11 0x13 0x03 0x23 0x01 0x00 0x00 0x08 0x00 0x08 0x02 0x00 0x00 0x00 0x00
0x03 0x00 0xe8 0x03 0x5f 0x01 0xab 0x01
B.2.2
Single speed
This configuration uses a single-speed signal and a separate direction signal. The configuration
entries are described in the tables below.
Startbit
Length
Byte order
24
8
little-endian
8
2
little-endian
byte/bit
7
0
1
2
3
msb
4
5
6
UBX-20029244 - R03
C1-Public
Value type
Factor
Offset
unsigned
0.1
unsigned
0.1
unsigned
1
6
5
4
Value type
Factor
Offset
unsigned
1
unsigned
1
6
5
4
Appendix
Min
Max
0
0
409.6
0
0
409.6
0
0
3
2
lsb
msb
Min
Max
0
0
0
0
3
2
C102-F9R - User guide
Unit
Source
km/h
km/h
3
direction
direction
1
0
msb
lsb
lsb
Unit
Source
255
mph
combined
3
direction
direction
1
0
msb
lsb
lsb
Page 16 of 32
RR
RL
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