Schematics

VDD Range: 1.8 - 3.6V
VBAT Range: 1.65 - 3.6V
STM32F405RGT6
MICRO-SD
VBAT
1
PC13
2
PC14
3
PC15
4
PH0
5
PH1
6
NRST
7
PC0
8
PC1
9
PC2
10
PC3
11
VSSA
12
VDDA
13
PA0
14
PA1
15
PA2/UART2_TX
16
PA3/UART2_RX
17
VSS1
18
VDD1
19
PA4/SPI1_NSS
20
PA5/SPI1_SCK
21
PA6/SPI1_MISO
22
PA7/SPI1_MOSI
23
PC4
24
PC5
25
PB0
26
PB1
27
PB2-BOOT1
28
PB10
29
PB11
30
VCAP1
31
VDD2
32
PB12/I2S2_WS
33
PB13/I2S2_CK
34
PB14/I2S2_XD
35
PB15/I2S2_SD
36
PC6/I2S2_MCK
37
PC7
38
PC8/SDIO_D0
39
PC9/SDIO_D1
40
PA8
41
PA9/UART1_TX
42
PA10/UART1_RX
43
PA11
44
PA12
45
PA13/JTMS
46
VCAP2
47
VDD3
48
PA14/JTCK
49
PA15/JTDI
50
PC10/SDIO_D2
51
PC11/SDIO_D3
52
PC12/SDIO_CLK
53
PD2/SDIO_CMD
54
PB3/JTDO
55
PB4/JTRST
56
PB5
57
PB6
58
PB7
59
BOOT0
60
PB8
61
PB9
62
VSS2
63
VDD4
64
U4
GND
VBUS
CC1
D+
D-
CC2
SHLD
IN
GND
OUT
EN
NC
VIN
4
STAT
1
VBAT
3
PROG
5
VSS
2
1
2
3
4
1
2
3
4
5
6
7
8
9
10
11
12
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
VCC
1
GND
3*3
RESET
10
SWO
6
SWDCLK
4
SWDIO
2
VDD
8
GND
4
D3/HOLD
7
D2/WP
3
D1/DO
2
D0/DI
5
CLK
6
CS
1
DAT3/CS
CMD/SDI
DAT0/SDO
GND
DAT2/NC
DAT1/NC
CLK/SCK
SHIELD
VCC
J7
EN
RESET
RESET
FLASH_SDI
FLASH_SDO
FLASH_SCK
FLASH_CS
32KHZ_OUT
32KHZ_OUT
OSC_IN
OSC_IN
OSC_OUT
OSC_OUT
32KHZ_IN
32KHZ_IN
D13
D13
D13
D12
D12
D11
D11
D10
D10
D9
D9
D6
D6
D5
D5
SCL
SCL
SCL
SDA
SDA
SDA
A0
A0
A1
A1
A2
A2
A3
A3
A4
A4
A5
A5
SCK
SCK
COPI
COPI
CIPO
CIPO
D0/RX
D0/RX
D1/TX
D1/TX
BOOT0
SDIO_D3
SDIO_D3
SDIO_D2
SDIO_D2
SDIO_D1
SDIO_D1
SDIO_D0
SDIO_D0
SDIO_CLK
SDIO_CLK
SDIO_CMD
SDIO_CMD
Released under the Creative Commons
Attribution Share-Alike 4.0 License
https://creativecommons.org/licenses/by-sa/4.0/
Design by:
USB-C