Specifications

CY3280-SmartSense CapSense Auto-Tuning Kit Guide, Doc. # 001-64672 Rev. *A 25
A. Appendix
A.1 Schematics
A.1.1 CapSense Controller, Buttons, I/O Interfaces
Programm ing He ader
C3
10 uFd 16v
Expansion Connect or
VDD_Dev
R14560E
SDA
SCL
R15
560E
P1[ 5] P1[ 2]
VDD_Dev
R11 560EP1[ 7]
R8
NO LOAD
P0[4]
XR ES
LED1
LED0
P1[ 2]
LED2
CON_P0[4]
P1[5]
LED0
LED2
R12
5.1K
12
VDD_Ext
Shield Sensor
B2
CapSense Button 10m m Round
1
Shield Sensor
B3
CapSense Button 13m m Round
1
R24
ZE RO
12
Shield Sensor
B0
CapSense Button 13m m Round
1
Shield Sensor
B1
CapSense Button 9mm Round
1BTN 1
LED3
BTN0
BTN 3
BTN 2
BTN 0
Demo CapS ense C ontroller (CY8C2024 6A)
BTN 1
CMOD
BTN 2
VD D _S W
BTN 3
1206R
D4
LED Red
21
LED0
LED1
1206R
D5
LED Red
21
1206R
D6
LED Red
21LED2
1206R
D7
LED Red
21
CapSense Buttons
CON_P0[4]
LED3
R13560E
C4
22 0 0 p Fd
LEDs
J2
CONN HEADER 10POS .100 R/A 15AU
33
33
35
35
37
37
39
39
41
41
34
34
36
36
38
38
40
40
42
42
P1[5]
POT2 10k
1 3
2
P0[ 4]
R18
ZE RO
12
R20
1.5K 1%
12
VDD_Dev
J5
5 HEADER
1
2
3
4
5
XR ES
I2C_SDA
I2C_SCL
R19
5.1K 1%
12
SW 1
SP 4T
3
1
2
5
6
4
VDD_Dev
SW2
SP DT
2
1
3
CON_P0[4]
P1[ 7]
POT1 10k
1 3
2
Do Not Pop ulate
J1
C O N N H EAD ER 10PO S . 1 00 R/ A 15 AU
1 2
3 4
5 6
7 8
9 10
LED1
LED3
XR ES
CMOD
DNP
R22 ZERO
1 2SC L
R21 22 Ohms
CMOD1
Place CMOD pad near U3.
CMOD
R23 ZERO
1 2
SD A
P0[4]
R9
330 ohm
1 2
C5
0.1 uFd
R16
330 ohm
1 2
P1[7]
U3
CY 8C20246A QF N16
P0[ 4]
12
VSS
7
P1[ 2]
9
XRE S
11
P2[ 3]
2
P1[ 7]
3
P0[7]
14
P2[ 5]
1
P1[3]
5
P1[ 4]
10
P1[ 1]
6
P1[ 0]
8
VD D
13
P0[1]
16
P0[ 3]
15
P1[ 5]
4
R17
330 ohm
1 2
R10
330 ohm
1 2