Microchip Technology Multimedia Expansion Board II User Manual page 41

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