HardLabs

LittleBrain-STM32F4-Sensorboard

pms67·LittleBrain-STM32F4-Sensorboard

LittleBrain-STM32F4-Sensorboard PCB layout, top view — open source STM32 board by pms67

About the LittleBrain-STM32F4-Sensorboard PCB

LittleBrain-STM32F4-Sensorboard is an open source STM32 PCB design by pms67, published on GitHub. It is a 4-layer board measuring 55 × 55 mm, with 82 components from 39 distinct parts.

Its main chip is the STM32F405RGT6, from the STM32 family. Other key parts include the MP2359DJ-LF-Z, W25N01GVZEIG, BMP280 and BMI088. By type, the board carries 33 resistors, 23 capacitors, 9 connectors, 5 ICs, 5 diodes and 3 inductors.

It belongs with the sensors designs in this gallery.

From the project

STM32F4-based PCB interfacing with a variety of sensors.

- Learn how to design your own STM32-based PCB (https://youtu.be/x_5rYfAyqq0)! - Learn how to write firmware for the STM32 microcontroller (https://youtu.be/C7-8nUU6e3E)!

You can order this board (incl. SMT assembly) at https://www.jlcpcb.com/RPH. Gerber and assembly files are in the relevant repo folders.

Main components on the LittleBrain-STM32F4-Sensorboard

MP2359DJ-LF-ZSTM32F405RGT6W25N01GVZEIGBMP280BMI088

LittleBrain-STM32F4-Sensorboard bill of materials (BOM)

82 components, 39 distinct parts — part numbers from the project's BOM.

QtyPartRefs
1
MP2359DJ-LF-Z
U100
1
STM32F405RGT6
U200
1
W25N01GVZEIG
U201
1
BMP280
U300
1
BMI088
U301
1
AO3401A
Q100
1
16MHZ
16MHz
Y200
1
Conn_01x02
J400
1
SWD
J401
1
USB_B_Micro
J402
6
Conn_01x04
J403, J404, J405, J406, J407, J408
1
250MA
250mA
F100
1
SW_SPDT
SW200
2
B5819W
D100, D101
1
C72043
GREEN
D102
1
C2286
RED
D200
1
19-237/R6GHBHC-A01/2T
D201
2
C1017
600 @ 600 MHz
FB100, FB200
1
10U
10u
L101
3
10U
10u
C100, C102, C103
Show 19 more
QtyPartRefs
1
10N
10n
C101
1
4U7
4u7
C200
12
100N
100n
C201, C202, C203, C204, C205, C212, C213, C300 +4
1
1u
C206
1
10N
10n
C207
2
2U2
2u2
C208, C209
2
12P
12p
C210, C211
1
100K
100k
R100
1
68K
68k
R101
1
47K
47k
R102
1
15K
15k
R103
1
270
R104
1
1K5
1k5
R105
1
47
R200
4
10K
10k
R201, R203, R209, R210
1
1k
R202
2
2K2
2k2
R204, R205
3
1k
R206, R207, R208
16
22
R400, R401, R402, R403, R404, R405, R406, R407 +8

LittleBrain-STM32F4-Sensorboard design files

The KiCad project lives in the pms67/LittleBrain-STM32F4-Sensorboard repository on GitHub; these links point at the commit this page was built from.

LittleBrain-STM32F4-Sensorboard: common questions

What microcontroller does the LittleBrain-STM32F4-Sensorboard use?

The LittleBrain-STM32F4-Sensorboard is built around the STM32F405RGT6, from the STM32 family.

How big is the LittleBrain-STM32F4-Sensorboard PCB?

The LittleBrain-STM32F4-Sensorboard measures 55 × 55 mm, has 4 copper layers and is 1.6 mm thick.

How many components are on the LittleBrain-STM32F4-Sensorboard?

82 components, from 39 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.

Where can I download the LittleBrain-STM32F4-Sensorboard design files?

From the pms67/LittleBrain-STM32F4-Sensorboard repository on GitHub, which has the KiCad layout and the BOM; the links under Design files point to each one.

Can I use the LittleBrain-STM32F4-Sensorboard design in my own project?

The repository has no license, so all rights stay with pms67. Use it as a reference, and ask the author before reusing the design.

Can I test firmware for the LittleBrain-STM32F4-Sensorboard without the hardware?

Yes. HardLabs builds a simulation of the board from its netlist and BOM, so you can run and debug STM32 firmware against it before you order a PCB.

Similar boards