ADT7467 Analog Devices, Inc., ADT7467 Datasheet - Page 12

• Manufacturer Part Number: ADT7467
• Description: Dbcool Remote Thermal Monitor And Fan Controller
• Manufacturer: Analog Devices, Inc.

ADT7467
SDA
SCL
SDA
SCL
START BY
MASTER
START BY
SDA
MASTER
SCL
START BY
MASTER
1
0
1
0
Figure 16. Writing a Register Address to the Address Pointer Register, then Writing Data to the Selected Register
1
0
1
1
1
SERIAL BUS ADDRESS BYTE
SERIAL BUS ADDRESS BYTE
0
0
SERIAL BUS ADDRESS BYTE
0
1
FRAME 1
1
FRAME 1
1
FRAME 1
1
1
Figure 18. Reading Data from a Previously Selected Register
SDA (CONTINUED)
1
SCL (CONTINUED)
Figure 17. Writing to the Address Pointer Register Only
1
1
1
0
0
0
R/W
R/W
R/W
ADT7467
Rev. A | Page 12 of 80
ACK. BY
ADT7467
ACK. BY
ADT7467
ACK. BY
9
9
D7
9
1
D7
D7
1
1
D7
D6
1
D6
D6
D6
D5
ADDRESS POINTER REGISTER BYTE
D5
D5
ADDRESS POINTER REGISTER BYTE
DATA BYTE FROM ADT7467
D5
D4
DATA BYTE
D4
D4
FRAME 3
D4
D3
FRAME 2
FRAME 2
D3
D3
FRAME 2
D3
D2
D2
D2
D2
D1
D1
D1
D1
D0
ADT7467
D0
ACK. BY
D0
NO ACK. BY
MASTER
D0
9
ADT7467
ACK. BY
ADT7467
ACK. BY
9
9
STOP BY
MASTER
9
STOP BY
MASTER
STOP BY
MASTER