Ams0805wah, Here, command means register address actually, Motion sensor – Rainbow Electronics DAB-GPS-C01 User Manual
Page 10: Single-word read sequence
Advertising
AMS0805WAH
MOTION SENSOR
10
●
Single-Word Read Sequence
There is no Single-Byte Read Sequence, so that "DEV_ID" and "REVNUM" should be
read at word length if it would be read. In this case, upper byte of the word is "zero" and the valid
data is in lower byte. Only Word read sequence is provided as following:
Here, Command means Register Address actually.
1
0
1
0
0
X
W
A
SCL
SDA
Slave address
0
S
6
5
4
3
2
1
0
A
Write Data
7
P
MSB
LSB
MSB
LSB
A
A
SDA SLAVE
SDA MASTER
1
0
1
0
0
X
W
0
S
6
5
4
3
2
1
0
7
P
TO MASTER Transmit
MASTER Transmit & SLAVE Receive
SCL
SDA
SDA SLAVE
SDA MASTER
MASTER Receive & SLAVE Transmit
1
0
1
0
0
X
R
A
Slave address
0
S
6
5
4
3
2
1
0
A
Data H
7
6
5
4
3
2
1
0
A
Data
7
P
MSB
LSB
MSB
LSB
MSB
LSB
A
1
0
1
0
0
X
R
0
S
P
6
5
4
3
2
1
0
7
6
5
4
3
2
1
0
7
A
A
Advertising