Part Number
|
DK705 |
Manufacturer
|
DongKe Semicondutor |
Description
|
5 channels with self-correction function capacitive touch sensors |
Published
|
Jul 5, 2016 |
Detailed Description
|
DK705 5
July 2011
DK705
5
http://www.dkpower.cn
DK705 Spec V1.0
1
DK705 5
DK705 。 。。DK705 。
● 5 ● “” ● ● PC...
|
Datasheet
|
DK705
|
Overview
DK705 5
July 2011
DK705
5
http://www.
dkpower.
cn
DK705 Spec V1.
0
1
DK705 5
DK705 。 。。DK705 。
● 5 ● “” ● ● PCB ● ● I2C ● : 2.
5v~6.
5v
● ● ● ● ● ● ●
http://www.
dkpower.
cn
DK705 Spec V1.
0
2
DK705 5
I2C
I2C SDA SCL ,。 , DK705 ( slaver ) , MCU ( master )。 SCL , MCU ; SDA ,,( master )( slaver ) SDA , open-drain (,), “0” NMOS SDA ,“ 1” SDA 。 SCL 、 ACK , SCL 。 ( start ): SCL , SDA ,。 ( end ): SCL , SDA ,。 ( ACK ): DK705 ,,, 。
DK705 I2C ,。 :
1 ) MCU start ,MCU 8bit ,7bit A[6:0] R/WB()。
DK705 1 :
(A[6:0])
41H
(A[6:0]+RWB)
83H
2 ) DK705 ,ACK。 MCU ACK ,。
3 ) DK705 8-bit , 3-bit , 5-bit D[4:0], ,。D[4:0] CIN4.
.
CIN0。
4 ) MCU NACK ,。 5 ) SDA: SC...
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