
CYW9P62S1-43438EVB-01 PSoC 62S1 Wi-Fi BT Pioneer Kit Guide, Doc. # 002-28692 Rev. **
33
Hardware
3.2.4
Serial Interconnection Between PSoC 5LP and CYW43438
The PSoC 5LP device also has a secondary UART that is connected to the BT_UART of the
CYW43438 (AzureWave AW-CU427-01H).
Figure 3-4. Serial Interconnection Between PSoC 5LP and CYW43438
3.2.5
Power Supply System
The power supply system on this board is versatile, allowing the input supply to come from the
following sources:
■
5V from the onboard USB Micro-B connectors (
J6
or
J7
)
■
7V–12V from external power supply through the VIN barrel jack (
J5
) or from an Arduino shield
Figure 3-5. Schematics of Power Supply Input and OR’ing
R98
10K
No Load
R99
10K
TP21
B_KP_GPIO_0
R50
0 OHM
No Load
USER_BTN_2
B_UART_2_RX
B_UART_2_TX
B_UART_2_RTS
B_UART_2_CTS
C31
1uF
16V
C30
1uF
16V
U17
FXMA108BQX
V
CCA
1
A0
2
A1
3
A2
4
A3
5
A4
6
A5
7
A6
8
A7
9
GN
D
10
OE
11
B0
19
B1
18
B2
17
B3
16
B4
15
B5
14
B6
13
B7
12
V
CCB
20
DAP
H
VDDIO_WL
P5LP_VDD
KP_GPIO_0
KitProg3 Level Translator for Secondary UART and GPIO
VDDIO_WL
UART_2_TX
UART_2_CTS
UART_2_RTS
UART_2_RX
B_KP_GPIO_0
KP_GPIO_1
UART_2_RTS
P5LP_VDD
R136
100K
No Load
R137
100K
No Load
R48
0 OHM
No Load
WL_UART_RX
R49
0 OHM
No Load
WL_UART_TX
KitProg3 Secondary UART Multiplexing
BT_UART_CTS
BT_UART_RXD
BT_UART_TXD
BT_UART_RTS
B_UART_2_CTS
R55
0 OHM
R52
0 OHM
R53
0 OHM
R54
0 OHM
B_UART_2_TX
B_UART_2_RTS
B_UART_2_RX
C34
1uF
16V
J5
POWER JACK P-5
1
2
3
TVS1
SD12CT1G
30kV
VIN Header
VIN
TP5
RED
No Load
D1
PMEG3020BEP
D3
PMEG3020BEP
Power Supply 'OR'ing
P6_VBUS
KP_VBUS
VIN
VCC_IN
D2
PMEG3020BEP
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
C1
10nF
50V
J6
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
JMP1
USB_Hold
1
2
R17
100K
KitProg3 USB Micro-B
connector
C2
0.1uF
16V
KP_VBUS
KP_VBUS
KP_USB_DM
KP_USB_DP
U5
RCLAMP0854P.TCT
1
2
3
4
5
6
H