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Schematics
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Figure 27. STM32091C-EVAL LCD and microSD card
6
14
LCD & MicroSD card
MB1169
B.1
7/25/2014
Title:
Size:
Reference:
Date:
Sheet:
of
A4
Revision:
STM32091C-EVAL
Project:
MicroSD_CS_3V3
LCD_CS_3V3
+3V3
SDcard_detect
CS
1
SCL
2
SDI
3
RS
4
WR
5
RD
6
RESET
8
VDD
9
VCI
10
SDO
7
GND
11
GND
12
BL_VDD
13
BL_Control
14
BL_GND
15
BL_GND
16
CN14
2.4" LCD connector (MB895C)
+3V3
TFT LCD
PE11
+5V
C84
10uF
L3
BEAD
C83
100nF
L4
BEAD
R154
0
+3V3
R168
[N/A]
R92
10K
R93
0
+3V3
R51
10K
R57
0
+3V3
RVS
1
CS
2
DI
3
Vdd
4
SCLK
5
Vss
6
DO
7
RVS
8
SW2
9
SW1
10
CN8
PJS008-2000 (SMS064FF or SMS128FF)
PE10
PE12
R43
0
RESET#
+3V3
VDD
R102
4K7
2
1
3
G
S
D
TR1
BSN20
R106
270
R47
10K
R48
270
R45
0
Open drain pin!
Open drain pin!
SPI LCD
SPI MICRO SD
SPI1_MISO_3V3
PE14
Input pin with pull-up
SPI1_MOSI
PE15
R83
0
VCCA
1
A1
2
A2
3
GND
4
DIR
5
B2
6
B1
7
VCCB
8
U13
SN74LVC2T45DCUT
+3V3
VDD
VDD
C43
100nF
C44
100nF
SPI1_MOSI_3V3
SPI1_MOSI_DIR
R86
10K
PE9
R81
0
SPI1_SCK
VCCA
1
A1
2
A2
3
GND
4
DIR
5
B2
6
B1
7
VCCB
8
U11
SN74LVC2T45DCUT
+3V3
VDD
VDD
C38
100nF
C37
100nF
SPI1_SCK_3V3
PE13
R73
100K
VDD
SPI1_MOSI_3V3
SPI1_SCK_3V3
R74
0
