Microchip Technology MEB II, Руководство пользователя

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Board Layout and Schematics
©
2013-2014 Microchip Technology Inc. DS70005148B-page 41
FIGURE A-11: BLUETOOTH
®
TRANSCEIVER
FIGURE A-12: 802.11b/g TRANSCEIVER
NC
1
GND
2
VDD_AUX
3
PIO_0
4
PIO_3
5
PIO_1
6
VDD_DIG
7
PIO_4
8
PIO_2
9
PIO_5
10
VDD_PADS
11
VREG_EN_RST#
12
VDD_IN
13
VREG_OUT_HV
14
UART_TX
15
UART_RX
16
UART_RTS
17
UART_CTS
18
VDD_RADIO
19
SPI_PCM#_SEL
20
SPI_MOSI
21
CLK
22
SPI_CS#
23
SPI_MISO
24
GN
D
25
GN
D
26
GN
D
27
GN
D
28
NC
GND
VDD_AUX
PIO_0
PIO_3
PIO_1
VDD_DIG
PIO_4
PIO_2
PIO_5
VDD_PADS
VREG_EN_ E E RST# VDD_IN II
VREG_OUT_HV
UART_TX
UART_RX R R
UART_RTS
UART_CTS
VDD_RADI R R O
SPI_PCM#_SEL
SPI_MOSI
CLK
SPI_CS#
SPI_MISO
G
N
D
NN
G
N
D
NN
G
N
D
NN
G
N
D
NN
U2
Bluetooth_BTM805CL2B GND
2.2uF
10V
C43
2.2uF
10V
C44
2.2uF 10V
C45
GND
+3.3V
0.1uF
C23
2.2uF
10V
C47
GND
2.2uF
10V
C48
2.2uF
10V
C46
GND
AN14/SCK2/U2RX/BT_TX
TP14
TP15
TP16
TP17
BT_VREG_EN
SCK3/U2TX/BT_RX
AN12/SDO2/U2CTS/BT_RTS
U2RTS/BT_CTS
+3.3V
GND
+3.3V
1.0uF
C37
1.0uF
C38
+3.3V
4.7K
R16
10K
R22
4.7K
R12
4.7K
R13
4.7K
R14
4.7K
R15
INT0/WIFI_INT
SS4/WIFI_CS
SD12/SDI4/WIFI_SDO
SCK4/WIFI_SCK/SDI3
RH14/WIFI_SLEEP
TP9
TP10
TP11
TP12
TP13
GND
GND
GND
GND
GND
1
NC
2
NC
3
RESET
7
NC
8
NC
9
GND
10
NC
11
NC
12
NC
13
NC
14
NC
15
WP
16
VDD
17
GND
18
GND
19
HIBERNATE
20
NC
21
NC
22
CS
23
NC
24
GND
25
DEBUG_RX
26
DEBUG_TX
27
GND
28
VDD
29
GND
30
NC
31
SDO
32
INT
33
SCK
34
SDI
35
GND
36
GND
NC
NC
RE R R SET
NC
NC
GND
NC
NC
NC
NC
NC
WP
VDD
GND GND
HIBERNAT R R E
NC
NC
CS
NC
GND
DEBUG_RX R R
DEBUG_TX
GND
VDD
GND
NC
SDO
INT II
SCK
SDI
GND
NC
4
NC
5
NC
6
U3
MRF24WG0MA-I/RM
RJ0/WIFI_RESET
AN3/SDO4/WIFI_SDI