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CY8CKIT-062S2-43012 PSoC 62S2 Wi-Fi BT Pioneer Kit Guide, Doc. # 002-28109 Rev. *E
45
Hardware
3.2.13
PSoC 6 USB Section
The board contains a micro-B USB connector for PSoC 6 MCU. It is capable of both device and host
functionality. Although PSoC 6 MCU does not support USB-OTG, the hardware is compliant with it.
By default, the PSoC 6 MCU device will work as a USB device; when an OTG cable (all such cables
have ID pin connected to GND) is connected, it will work as USB Host.
As a USB Host, the board must provide power to a USB device that is connected to it. This power is
provided by VBUS_HOST which is controlled by PSoC 6 MCU using a load switch. By default,
VBUS_HOST is powered using KP_VBUS and optionally can be powered using external sources
through
J10
.
Figure 3-17. PSoC 6 USB
3.2.14
Potentiometer Section
The board contains a 10K potentiometer connected to A6 (P10[6]) pin of Arduino-header (J2). The
fixed ends are connected to VDDA (VDD_POT through J25) and GND and hence may contribute to
leakage current on the P6_VDD. Remove jumper J25 to disconnect power from the potentiometer
when measuring P6_VDD current.
Figure 3-18. Schematics of Potentiometer
C63
0.1uF
16V
C60
22uF
25V
USB Host VBUS Enable
VCC_1V8
U11
74LVC1G07GW,125
NC
1
A
2
GN
D
3
Y
4
VC
C
5
R102
100K
VBUS_HOST
R103
100K
USB_INT_L
P6_VDD
U18
AP2151WG-7
OUT
1
GN
D
2
FLG
3
EN
4
IN
5
USB_HOST_EN
VBUS_HOST
C59
1uF
16V
C58
1uF
16V
P6_VBUS
J10
HDR2
No Load
1
2
VBUS_HOST
R106
0 OHM
VBUS_HOST
KP_VBUS
Note: P6_VBUS will be powered using KP_VBUS and
hence will be limited in current based on other loads on
the kit. Please remove R106 and connect and external
power supply that supplies 5V @ 500mA for full USB
host functionality
R60
10K
P6_USB_ID
C61
0.1uF
16V
VTARG
USB Device Port VBUS Detect
USB_VBUS_DET
P6_VBUS
R104
100K
R105
100K
U19
74LVCE1G126W5-7
OUT
4
GND
3
VCC
5
OE
1
IN
2
TP23
P6_USB_ID
R175
100K
P6_VDD_BUF
U6
RCLAMP0854P.TCT
1
2
3
4
5
6
H
TP24
P6_USB_DP
P6_USB_DM
R27
100K
JMP2
USB_Hold
1
2
J7
10118194-0001LF
VBUS
1
DM
2
DP
3
GND
5
ID
4
S1
SH
1
S2
SH
2
S3
SH
3
S4
SH
4
S5
SH
5
S6
SH
6
PSoC 6 MCU USB Host/Device
Micro-B connector
C24
0.1uF
16V
P6_VBUS
P6_VBUS
C23
10nF
50V
C70
0.1uF
16V
R1
3386P-1-103TLF
ARD_A6
VDD_POT
Potentiometer
R51
0 OHM
J25
HDR2
1
2
R170
0 OHM
No Load
VDDA
VDD_POT
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