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ATSAM4S-EK データシート(PDF) 21 Page - ATMEL Corporation

部品番号 ATSAM4S-EK
部品情報  Development Board
PDF  49 Pages
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メーカー  ATMEL [ATMEL Corporation]
ホームページ  http://www.atmel.com
Logo ATMEL - ATMEL Corporation

ATSAM4S-EK データシート(HTML) 21 Page - ATMEL Corporation

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Evaluation Kit Hardware
SAM4S-EK Development Board User Guide
4-13
11139A–ATARM–29-Nov-11
Figure 4-18. QST Keys
4.3.19.2 Slider
A group of channels forms a Slider. A Slider is composed of three channels for a QTouch acquisition
method using three pairs of PIO. Such a sensor is used to detect a linear finger displacement on a sen-
sitive area. A typical implementation is volume control.
Figure 4-19. QT_Slider
4.3.20
User Buttons
There are two mechanical user buttons on the SAM4S-EK, which are connected to PIO lines and defined
to be "left" and "right" buttons by default.
In addition, a mechanical button controls the system reset, signal NRST.
Figure 4-20. System Buttons
QTOUCH
PC25
PC24
PC31
PC30
PC29
PC28
PC23
PC22
PC27
PC26
R53
1K
R53
1K
C49
22nF
C49
22nF
R60
1K
R60
1K
R51
1K
R51
1K
C51
22nF
C51
22nF
R57
1K
R57
1K
C47
22nF
C47
22nF
R55
1K
R55
1K
K1
QTouch Key
K1
QTouch Key
C53
22nF
C53
22nF
C52
22nF
C52
22nF
22nF use X7R
PA1
PA0
PA3
PA2
PA5
PA4
R54
1K
R54
1K
R50
1K
R50
1K
C50
22nF
C50
22nF
C46
22nF
C46
22nF
S1
QTouch Slider
S1
QTouch Slider
SL
SM
SR
SR
R52
1K
R52
1K
C48
22nF
C48
22nF
PB3
PC12
DGND
NRST
JP26
JP26
BP1
BP1
1
4
2
3
BP3
BP3
1
4
2
3
JP25
JP25
BP2
BP2
1
4
2
3



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