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Figure 14. Peripherals
1
1
2
2
3
3
4
4
D
D
C
C
B
B
A
A
STMicroelectronics
Title:
Number:
Rev:
Sheet of
B.2(PCB.SCH)
Date:
10/16/2014
R38
330
R36
1K
R39
1K
R40
510
PD12
MB1115
6
6
STM32F411E-DISCOVERY Peripherals
LEDs
R35
220K
VDD
SB21
PA0
R34
330
R37
100
USER & WAKE-UP Button
NRST
NRST
RESET Button
VDD
SB1
PA0
PD12
PD13
PD14
PD15
PD13
PD14
PD15
MEMS
PA5
PA7
PE0
3V
SPI1_MOSI
SPI1_SCK
PA5
PA7
PE0
PE1
MEMS_INT1
MEMS_INT2
PE1
PA6
PE3
PE3
PA6
SPI1_MISO
CS_I2C/SPI
VDD_IO
1
GND
13
C1
14
GND
8
GND
9
VDD
16
CS_I2C/SPI
5
INT1
7
DRDY/INT2
6
GND
10
GND
11
SA0/SDO
4
SDA/SDI/SDO
3
SCL/SPC
2
VDD
15
GND
12
U7
L3GD20
VDD_IO
1
SETP
12
DRDY
9
GND
10
GND
11
VDD
14
C1
6
INT1
5
INT2
4
GND
7
NC
8
SETC
13
SDA
3
SCL
2
U5
LSM303DLHC
3V
PB6
PB6
PB9
PB9
PE2
PE4
PE5
PE4
PE5
PE2
U
D
L
R
LD4
LED, green
LD3
LED, orange
LD5
LED, red
LD6
LED, blue
1
2
3
4
B2
S
W
-P
US
H-
CM
S
_
B
L
A
C
K
1
2
3
4
B1
SW
-PU
SH
-C
M
S
_
B
L
U
E
C37
10uF
C43
10uF
C40
100nF
C55
100nF
C42
4.7uF
C41
220nF
C48
10nF
C39
100nF
R33
[NA]
C36
[NA]