AK4186 AKM [Asahi Kasei Microsystems], AK4186 Datasheet - Page 21
AK4186
Manufacturer Part Number
AK4186
Description
Low Power Touch Screen Controller with I2C Interface
Manufacturer
AKM [Asahi Kasei Microsystems]
Datasheet
1.AK4186.pdf
(33 pages)
- Current page: 21 of 33
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■
To fix the I
reset command to initialize internal registers.
MS1068-E-04
Power-up Sequence
SDA
2
C interface statement, send a dummy command when first power up. After the dummy command, send a
S
R
S
T
A
T
Slave
Address
1
1
1
R/W= “0”
Figure 23. Slave Address Construction (CAD0 is set by a pin)
Dummy Command
Dummy
Address
0
1
1
Figure 25. Dummy Command Construction
Figure 24. Dummy Address Construction
Figure 26. Power-up Sequence
0
1
1
CONTROL SEQUENCE
Dummy
Command
1
1
1
- 21 -
P
O
S
T
P
S
R
S
T
A
T
Slave
Address
0
1
1
R/W= “0”
0
1
1
Reset Command
Sub
Address
CAD0
1
1
Reset
Command
R/W
1
1
P
O
S
T
P
[AK4186]
2011/03
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