STM32-base

Generic Development Board

STM32H750VBT6

Board

NameGeneric Development Board
PartUnknown
BrandUnknown
OriginChina

Microcontroller

PartSTM32H750VBT6
ManufacturerST-Microelectronics
CoreArm Cortex-M7
Max. Clock Speed400MHz
PackageUFQFPN 100 pins

Internal memories

FLASH128KiB
SRAM1024KiB

Oscillators

HSI64MHz
LSI32kHz
HSE8MHz
LSE32.768kHz

Power

Sources
Any +3.3V pin (+3.3V)
Any +5V pin (+5V)
USB connector (+5V)
VDDA pinNo
VSSA pinNo
VREF- pinNo
VREF+ pinNo
Backup batteryHolder (12.5mm / 12)

Regulator

ManufacturerAdvanced Monolithic Systems Inc.
PartAMS1117 (AMS1117)
PackageSOT223 3 pins
Input+4.6V to +15V
Output+3.3V @ 1A
DatasheetAMS1117.pdf

PCB

ColorBlue
Size (w x l)55mm x 70mm
Mounting4x mounting hole (M3)

Remarks

Pictures

Generic Development Board: Perspective view
Generic Development Board: Perspective view
Generic Development Board: Top view
Generic Development Board: Top view
Generic Development Board: Bottom view
Generic Development Board: Bottom view

Resources

Inputs

Outputs

Connectors

Devices

Inputs & outputs

Reset button

Name RESET
Reference -
Type Button
Connected to NRST
Mode Active low

User button 1

Name WK_UP
Reference -
Type Button
Connected to PA0
Mode Active high

User button 2

Name KEY0
Reference -
Type Button
Connected to PA1
Mode Active low

User button 3

Name KEY1
Reference -
Type Button
Connected to PA2
Mode Active low

Power selection switch

Name -
Reference SW5
Type Switch
Connected to USB +5V to +5V rail
Mode N.A.

Power LED

Name -
Reference D6
Type LED
Connected to +3.3V rail
Mode N.A.

User LED 1

Name -
Reference D4
Type LED
Connected to PB11
Mode Sink

User LED 2

Name -
Reference D5
Type LED
Connected to PB10
Mode Sink

Connectors & headers

Header 1 properties

Name Unknown
Reference None
Type Pin header (2.54mm, 22x2, male)

Header 1 pins

# Name Function Connected to
1 E2 - PE2
2 E3 - PE3
3 E4 - PE4
4 E5 - PE5
5 E6 - PE6
6 C13 - PC13
7 C0 - PC0
8 C1 - PC1
9 C2 - PC2
10 C3 - PC3
11 A0 - PA0
12 A1 - PA1
13 A2 - PA2
14 A3 - PA3
15 A4 - PA4
16 A5 - PA5
17 A6 - PA6
18 A7 - PA7
19 C4 - PC4
20 C5 - PC5
21 B0 - PB0
22 B1 - PB1
23 B2 - PB2
24 E7 - PE7
25 E8 - PE8
26 E9 - PE9
27 E10 - PE10
28 E11 - PE11
29 E12 - PE12
30 E13 - PE13
31 E14 - PE14
32 E15 - PE15
33 B10 - PB10
34 B11 - PB11
35 B12 - PB12
36 B13 - PB13
37 B14 - PB14
38 B15 - PB15
39 GND - Ground plane
40 BOT0 - BOOT0
41 GND - Ground plane
42 3.3 - +3.3V rail
43 GND - Ground plane
44 5V - +5V rail

Header 2 properties

Name Unknown
Reference None
Type Pin header (2.54mm, 22x2, male)

Header 2 pins

# Name Function Connected to
1 GND - Ground plane
2 3.3 - +3.3V rail
3 GND - Ground plane
4 3.3 - +3.3V rail
5 D8 - D8
6 D9 - D9
7 D10 - D10
8 D11 - D11
9 D12 - D12
10 D13 - D13
11 D14 - D14
12 D15 - D15
13 C6 - C6
14 C7 - C7
15 C8 - C8
16 C9 - C9
17 A8 - A8
18 A9 - A9
19 A10 - A10
20 A11 - A11
21 A12 - A12
22 A13 - A13
23 A14 - A14
24 A15 - A15
25 C10 - C10
26 C11 - C11
27 C12 - C12
28 D0 - D0
29 D1 - D1
30 D2 - D2
31 D3 - D3
32 D4 - D4
33 D5 - D5
34 D6 - D6
35 D7 - D7
36 B3 - B3
37 B4 - B4
38 B5 - B5
39 B6 - B6
40 B7 - B7
41 B8 - B8
42 B9 - B9
43 E0 - E0
44 E1 - E1

SWD header properties

Name SWD PORT
Reference J2
Type Pin header (2.54mm, 22x2, male)

SWD header pins

# Name Function Connected to
1 VCC - +3.3V rail
2 GND - Ground plane
3 SWDIO - PA13
4 SWCLK - PA14

Serial USB connector properties

Name Unknown
Reference None
Type USB Mini

Serial USB connector pins

# Name Function Connected to
1 - VCC +5V rail via SW5
2 - D- CH340 Pin 6
3 - D+ CH340 Pin 5
4 - ID N.C.
5 - GND Ground plane

TFT header properties

Name DISPLAY PORT
Reference J1
Type Pin header (2.54mm, 11x1, female)

TFT header pins

# Name Function Connected to
1 GND - Ground plane
2 3.3V - +3.3V rail
3 PA5 - PA5
4 PA7 - PA7
5 PC4 - PC4
6 PC5 - PC5
7 PB0 - PB0
8 PB1 - PB1
9 PB2 - PB2
10 PE7 - PE7
11 PE8 - PE8

SD-card connector properties

Name Unknown
Reference None
Type microSD

SD-card connector pins

# Name Function Connected to
1 - DAT2 N.C.
2 - CD/DAT3 PC10
3 - CMD PC11
4 - VDD +3.3V rail
5 - CLK PD2
6 - VSS Ground plane
7 - DAT0 PC8
8 - DAT1 PC9
9 - CD N.C.
10 - Body N.C.

Devices

CH340 properties

Name Unknown
Reference U4
Manufacturer WCH
Part CH340
Marking CH340G
Datasheet CH340.pdf
Package SSOP 16 pins
Description USB to Serial converter

CH340 pins

# Name Function Connected to
1 - GND Ground plane
2 - TXD PA10
3 - RXD PA9
4 - V3 N.C.
5 - UD+ D+ pin on CN4
6 - UD- D- pin on CN4
7 - XI N.C.
8 - XO N.C.
9 - CTS# N.C.
10 - DSR# N.C.
11 - RI# N.C.
12 - DCD# N.C.
13 - DTR# N.C.
14 - RTS# N.C.
15 - R232 N.C.
16 - VCC N.C.

W25Q16JV properties

Name Unknown
Reference U11
Manufacturer Winbond Electronics Corporation
Part W25Q16JV
Marking W25Q16JVSIQ
Datasheet W25Q16JV.pdf
Package SOIC 8 pins
Description 2MiB Dual/Quad SPI FLASH

W25Q16JV pins

# Name Function Connected to
1 - /CS PA4
2 - DO PB4
3 - /WP +3.3V rail
4 - GND Ground plane
5 - DI PB2
6 - CLK PB3
7 - /HOLD +3.3V rail
8 - VCC +3.3V rail

Generic EEPROM properties

Name Unknown
Reference U10
Manufacturer Unknown
Part Generic EEPROM
Marking Unknown
Datasheet Unavailable
Package SOP 8 pins
Description Generic I2C EEPROM

Generic EEPROM pins

# Name Function Connected to
1 - A0 Ground plane
2 - A1 Ground plane
3 - A2 Ground plane
4 - GND Ground plane
5 - SDA PB7
6 - SCL PB6
7 - WP Ground plane
8 - VCC +3.3V rail