pca9672 NXP Semiconductors, pca9672 Datasheet - Page 6

• Manufacturer Part Number: pca9672
• Description: Pca9672 Remote 8-bit I/o Expander For Fm I?c-bus With Interrupt And Reset
• Manufacturer: NXP Semiconductors

NXP Semiconductors
PCA9672_2
Product data sheet
7.1.1 Address map
7.2 Software Reset Call, and device ID addresses
Table 3.
Two other different addresses can be sent to the PCA9672.
AD1
SCL
SCL
SDA
SDA
SCL
SCL
SDA
SDA
V
V
V
V
V
V
V
V
Fig 7. General Call address
Fig 8. Device ID address
•
•
SS
SS
DD
DD
SS
SS
DD
DD
General Call address: allows to reset the PCA9672 through the I
reception of the right I
information.
Device ID address: allows to read ID information from the device (manufacturer, part
identification, revision). See
information.
AD0
V
V
V
V
SCL
SDA
SCL
SDA
V
V
V
V
SCL
SDA
SCL
SDA
PCA9672 address map
SS
DD
SS
DD
SS
DD
SS
DD
Remote 8-bit I/O expander for Fm+ I
A6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Rev. 02 — 6 July 2007
2
C-bus sequence. See
A5
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
1
Section 7.2.2 “Device ID (PCA9672 ID field)”
0
1
A4
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
1
0
1
A3
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
1
Section 7.2.1 “Software Reset”
0
0
A2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
002aac115
002aac116
0
0
2
R/W
R/W
C-bus with interrupt and reset
0
A1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
A0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
2
C-bus upon
PCA9672
© NXP B.V. 2007. All rights reserved.
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