AK4186 AKM [Asahi Kasei Microsystems], AK4186 Datasheet - Page 24
![no-image](/images/no-image-200.jpg)
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: 24 of 33
- Download datasheet (635Kb)
MS1068-E-04
PENIRQN
OSCLK
SDA
SCL
PEN Touch
PENIRQN
(SEQM2-0 bits=“001”, X-Y Scan)
S
SCL
SDA
Slave Address
DAV
Internal Sequence
S
Figure 30. Sequence Mode Control Sequence (X-Y Scan: SEQM bits = “001”)
Figure 31. Sequence Mode Control Sequence (X-Y Scan: SEQM bits = “001”)
Slave Address
(MSB)
(Sequence Mode Start → Internal Sequence Processing → Data Available)
W=0
W
D11
D3
Sub Address (02H )
W=0
AK4186
W
ACK
Sub Address (11H)
D10
D2
Data (10H)
AK4186
ACK
(Data Available → A/D Data Read)
Figure 32. ADC Data (High Byte)
Figure 33. ADC Data (Low Byte)
S
D9
D1
Slave Address
P
Wait
R=1
(LSB)
AK4186
R
D8
D0
ACK
Tracking, Conversion
- 24 -
(X-axis 1st)
ADC Data (11H)
20 / fosc
D7
0
MASTER
ACK
Tracking, Conversion
ADC Data (12H)
(X-axis nth)
20 / fosc
D6
0
MASTER
ACK
Wait
ADC Data (13H)
D5
Tracking, Conversion
0
(Y-axis 1st)
20 / fosc
MASTER
ACK
ADC Data (14H)
D4
0
Tracking, Conversion
MASTER
(Y-axis nth)
20 / fosc
NACK
P
DAV
[AK4186]
PENIRQN
Enable
2011/03
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