AK4160 Datasheet, PDF (15/40 Pages) Asahi Kasei Microsystems – 16-channel Capacitive Touch Sensor IC

[AK4160]
SDA
S
T
A
R
T
S
Slave
Address
R/W= “0”
Sub
Ad dr ess(n)
Data (n)
Data (n+1)
S
T
O
P
Data (n+x) P
Figure 10. Data Transfer Sequence at the I²C-bus Mode
1
0
1
0
0
AD1 AD0 R/W
(AD0 and AD1 should match with AD0 and AD1 pin.)
Figure 11. The First Byte
A7
A6
A5
A4
A3
A2
A1
A0
Figure 12. The Second Byte
D7
D6
D5
D4
D3
D2
D1
D0
Figure 13. Byte Structure after the second byte
SDA
SCL
S
start condition
P
stop condition
Figure 14. START and STOP Conditions
DATA
OUTPUT BY
TRANSMITTER
DATA
OUTPUT BY
RECEIVER
SCL FROM
MASTER
S
START
CONDITION
not acknowledge
1
2
acknowledge
8
9
Figure 15. Acknowledge on the I²C-Bus
clock pulse for
acknowledgement
MS1313-E-01
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2011/11