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6. microSD Card Slot
C5
100nF
C6
100nF
C7
100nF
E8
10uF
VCC-3.3 VCC-3.3 VCC-3.3
VCC-3.3
C8
100nF
VCC-3.3
C34
100nF
VCC-3.3
decoupling capacitors
SD-CS#
R11
10K
R10
10K
VCC-MMC
R9
10K
SD-CD#
VCC-MMC
R16
27
VCC-3.3
E6
10uF
C38
100nF
FP1
FERRITE
CS
Din
+3.3V
SCK
GND
Dout
CD
G
N
D
CN4
MOSI2-RG8
SCK2-RG6
MISO2-RG7
VCC-MMC
30
29
28
27
34
33
46
36
35
42
43
44
45
37
50
48
49
32
38
39
40
41
47
31
26
9
11
12
4
3
24
23
18
17
16
15
14
13
5
6
7
8
10
1
2
22
21
20
19
25
78
77
79
80
76
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
10
0
58
57
56
55
54
53
52
72
69
68
67
66
65
64
63
62
61
60
59
71
51
70
75
74
73
VCC-3.3
R5
27
R4
27
VREF-1.8
C30
22pF
C31
22pF
X3
32.768KHz
C2
22pF
C1
22pF
X1
8MHz
SD
-C
D
#
E9
10uF
CLKO
CLKI
SOSCO
SOSCI
SD-CS#
MISO2-RG7
MOSI2-RG8
SCK2-RG6
PIC24EP512GU810
R
B1
1
R
B1
0
R
B
9
R
B8
R
B
13
R
B1
2
RE7
RC1
RC2
RC3
ASDA1/RA15
D+/RG2
R
B1
5
R
B1
4
RF8
Vbus
Vusb
D-/RG3
G
N
D
VC
C
R
A
6
R
G
0
R
G
1
R
E0
R
F1
R
F0
R
D
7
R
D
6
RE6
RE5
R
E2
R
G
13
R
G
12
R
G
14
R
E1
R
A
7
RG8/SDO2
R
A
9/
Vr
ef
-
RB1
RB2
RB3
RB4
RB5
RE9
RD9
RD8
RF2
USBID/RF3
GND
RG7/SDI2
RG6/SCK2
R
A
1
R
E3
R
E4
RG15
VDD
R
B7
/P
G
ED
1
R
B6
/P
G
EC
1
RB0
R
F4
R
F5
ASCL1/RA14
RA5
R
D
14
R
D
15
ASCL2/RA2
R
F1
3
VC
C
ASDA2/RA3
VCC
EN
VR
EG
RE8
RA0
VCC
G
N
D
R
F1
2
RA4
GND
VC
A
P
A
G
N
D
A
VC
C
R
A
10
/V
re
f+
MCLR
RC4
CLKI/RC12
CLKO/RC15
RD10
R
D
3
R
D
1
SOSCI/RC13
SOSCO/RC14
GND
R
D
2
R
D
12
R
D
13
R
D
4
R
D
5
RG9
RD11
RD0
U1
Board contains
microSD card slot
for using microSD cards
in your projects. It enables you to store large amounts of data
externally, thus saving microcontroller memory. microSD cards
use Serial Peripheral Interface (
SPI
) for communication with the
microcontroller.
Figure 6-3:
Inserting microSD card
Figure 6-1:
microSD card slot
Figure 6-2:
microSD Card Slot module connection schematic
- datasheet search engine
