User manual
Page 24
Page 25
6. MicroSD Card Slot
58
57
56
55
54
53
52
72
69
68
67
66
65
64
63
8
7
9
0
62
61
60
59
71
51
70
6
75
74
73
1
2
3
4
5
6
7
8
9
0
1
2
3
4
5
6
7
8
9
0
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
VCC-3.3
1
2
4
5
6
7
CS
Din
+3.3V
SCK
GND
Dout
CD
GND
CN4
MMC CARD MICRO
AVCC
SD-CD#
SD-CS#
SCK3-PC10
MOSI3-PC12
MISO3-PC11
30
29
28
27
34
33
46
36
35
42
43
44
45
37
50
9
48
49
11
12
3
2
4
3
7
7
24
23
18
17
16
15
14
13
5
6
7
8
10
7
8
1
2
22
21
20
19
38
39
40
4
1
47
31
26
25
7
8
8
8
8
8
8
8
8
8
9
9
9
9
9
9
9
9
9
9
10
PE11
PE10
PE6
VBAT
PC13/TAMPER_RTC
PC14/OSC32_IN
PA10
PA9
PA8
PD9
PE13
PE12
PB13
PB14
PB15
PD8
PE14
PE15
PB5
PB4
PB3
PB7
PD7
PD6
PE5
PE4
PE1
PE0
PB9
PB8
BOOT0
PB6
OSC_IN
PA0-WKUP
VDDA
VREF+
GNDA
VDD
PC3
PA12
PA11
PB12
PC8
NRST
VDD
GND
PE7
PDR_ON(RFU)
VDD
PE2
PE3
PA2
PA1
VCAP
VDD
PC9
PD13
PB10
PB11
PD10
PE8
PB2
PD11
PD14
PD5
PC2
PC1
PC0
PB1
PE9
PD12
PC7
OSC_OUT
PC15/OSC32_OUT
PD15
PC6
PA13
PC10
PA14
VCAP
GND
VDD
PA15
PC11
PC12
PD0
PA6
PA5
PC4
PA7
PC5
PB0
GND
VDD
PA3
PA4
PD1
PD2
PD3
PD4
U1
MISO 3-PC11
R4
27
R5
27
SCK3-PC10
MOSI3-PC12
VREF-1.8
R65
100K
C41 2.2uF
C42
2.2uF
R66 100K
decoupling
capacitors
C5
100nF
C6
100nF
C7
100nF
C8
100nF
E8
10uF
VCC-3.3 VCC-3.3 VCC-3.3 VCC-3.3VCC-3.3
C31
100nF
VCC-3.3
VCC-3.3
J3
J2
STM32F207VGT6
STM32F407VGT6
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 schematics