Qr code

borzeman·PzbElectronics·qr_code/qr_code.kicad_pcb

Qr code PCB layout, top view — open source STM32 board by borzeman

About the Qr code PCB

Qr code is an open source STM32 PCB design by borzeman, published on GitHub. It is a 2-layer board measuring 91.6 × 60.5 mm, with 66 components from 26 distinct parts.

Its main chip is the STM32G070RBTx (LQFP-64), from the STM32 family. Other key parts include the PAI141M30 (SOIC-16), ADM3485EARZ-REEL (SOIC-8), AM1SS-2403SJZ and PAI122E30 (SOIC-8). By type, the board carries 32 capacitors, 10 resistors, 8 ICs, 5 connectors, 4 diodes and 3 inductors.

From the project

Репозиторий для поддержки версионирования при разработке плат для киоска.

Main components on the Qr code

Qr code bill of materials (BOM)

66 components, 26 distinct parts.

QtyPartRefs
1
PAI141M30 (SOIC-16)
U1
1
ADM3485EARZ-REEL (SOIC-8)
U2
1
STM32G070RBTx (LQFP-64)
U3
3
AM1SS-2403SJZ
U4, U7, U8
2
PAI122E30 (SOIC-8)
U5, U6
2
DTC114ECA (SOT-23)
Q1, Q2
1
Crystal_3225 8MHz
Y1
1
PLL-10 (Prog)
J1
2
DG141R-04
J2, J3
2
Usart_debbag (PinHeader_1x04_P2.54mm)
J7, J8
1
0451.500MRL
F1
2
KPA-3010CGCK
D1, D2
2
LED 0805 (LTST-C170KGKT)
D3, D4
3
6,8uH 3,5A ETQP3M6R8KVP
L1, L2, L3
1
1uF 100V 0805
C1
4
270 pF X7R 1206 2000v 202R18W271KW4E
C2, C13, C22, C26
12
0,1uF 100V 0603
C3, C5, C6, C7, C8, C9, C15, C16 +4
7
4,7uF 50V 0805
C4, C11, C12, C20, C21, C24, C25
5
10uF 50V 1210 GRM32ER71H106K
C10, C19, C23, C35, C36
1
47uF 63V D6.3 H11
C14
Show 6 more
QtyPartRefs
2
20pF 50V 0603
C27, C28
2
0805-4,7 кОм±5%-0,125 Вт
R1, R5
2
0805-10 кОм±5%-0,125 Вт
R2, R7
2
0805-150 Ом±5%-0,125 Вт
R4, R8
2
0805-160 Ом±5%-0,125 Вт
R9, R10
2
0805-75 Ом±5%-0,125 Вт
R11, R12

Qr code design files

The KiCad project lives in the borzeman/PzbElectronics repository on GitHub; these links point at the commit this page was built from.

Qr code: common questions

What microcontroller does the Qr code use?

The Qr code is built around the STM32G070RBTx (LQFP-64), from the STM32 family.

How big is the Qr code PCB?

The Qr code measures 91.6 × 60.5 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Qr code?

66 components, from 26 distinct parts. The full bill of materials is listed on this page.

Where can I download the Qr code design files?

From the borzeman/PzbElectronics repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.

Can I use the Qr code design in my own project?

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

Can I test firmware for the Qr code 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.

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