BUT Pneumobil - ECU board
kajusK·Pneumobil·hw/ecu/ecu.kicad_pcb
About the BUT Pneumobil - ECU board
BUT Pneumobil - ECU board is an open source STM32 PCB design by kajusK, published on GitHub. It is a 2-layer board measuring 143.8 × 80 mm, with 261 components from 70 distinct parts.
Its main chip is the STM32F072RBTx, from the STM32 family. Other key parts include the M24C64, TS1117BCW33, MCP2562-E-SN, USB6B1 and 74HC4050. By type, the board carries 119 resistors, 55 diodes, 47 capacitors, 15 connectors, 13 transistors and 8 ICs.
It belongs with the displays & leds designs in this gallery.
From the project
Control and telemetry system for BUT Falcon pneumobil for Aventics Pneumobil competition
Pneumobil control and telemetry system ======================================
This repository contains source code and board design for control system of pneumobil racing car Falcon from Brno University of Technology.
Parts ----- HMI - Human Machine Interface - LCD touch screen and telemetry board ECU - Engine Control Unit - Control system of pneumatic propulsion system SDU - Speed Display Unit PSU - Power Supply Unit * Radio2usb - Telemetry receiving system

Main components on the BUT Pneumobil - ECU board
BUT Pneumobil - ECU board bill of materials (BOM)
261 components, 70 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | M24C64 | SOIC-8_3.9x4.9mm_P1.27mm | U1 |
| 1 | STM32F072RBTx | LQFP-64_10x10mm_P0.5mm | U2 |
| 1 | TS1117BCW33 | SOT-223-3_TabPin2 | U3 |
| 1 | MCP2562-E-SN | SOIC-8_3.9x4.9mm_P1.27mm | U4 |
| 1 | USB6B1 | SOIC-8_3.9x4.9mm_P1.27mm | U5 |
| 2 | 74HC4050 | SOIC-16_3.9x9.9mm_P1.27mm | U6, U7 |
| 1 | TS912 | SOIC-8_3.9x4.9mm_P1.27mm | U8 |
| 12 | IPD30N06S4L23 | TO-252-2 | Q1, Q2, Q4, Q5, Q6, Q7, Q8, Q9 +4 |
| 1 | DMP2035 | SOT-23 | Q3 |
| 1 | MCSJK-7U-16.00 | Crystal_SMD_3225-4Pin_3.2x2.5mm | Y1 |
| 1 | POWER | PhoenixContact_MCV_1,5_4-G-3.5_1x04_P3.50mm_Vertical | J1 |
| 1 | UART_DEBUG | PinHeader_1x03_P2.54mm_Vertical | J2 |
| 1 | DEBUG | IDC-Header_2x05_P2.54mm_Vertical | J3 |
| 1 | EXPANSION | Molex_KK-254_AE-6410-04A_1x04_P2.54mm_Vertical | J4 |
| 1 | SWD | PinHeader_1x05_P2.54mm_Vertical | J5 |
| 1 | CAN | Molex_Nano-Fit_105309-xx03_1x03_P2.50mm_Vertical | J6 |
| 1 | USB_B_Micro | USB_Micro-B_Molex-105133-0001 | J7 |
| 1 | BUTTONS | IDC-Header_2x08_P2.54mm_Vertical_Lock | J8 |
| 1 | ENGINE | IDC-Header_2x08_P2.54mm_Vertical_Lock | J9 |
| 1 | CUR_LOOP_IN | PhoenixContact_MCV_1,5_2-G-3.5_1x02_P3.50mm_Vertical | J10 |
Show 50 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | SENSORS | IDC-Header_2x08_P2.54mm_Vertical_Lock | J11 |
| 1 | VALVE_REG | PhoenixContact_MCV_1,5_3-G-3.5_1x03_P3.50mm_Vertical | J12 |
| 1 | OUTPUTS | IDC-Header_2x05_P2.54mm_Vertical_Lock | J13 |
| 1 | VALVES_FRONT | PhoenixContact_MCV_1,5_8-G-3.5_1x08_P3.50mm_Vertical | J14 |
| 1 | VALVES_BACK | PhoenixContact_MCV_1,5_8-G-3.5_1x08_P3.50mm_Vertical | J15 |
| 1 | 0ZCJ0005FF2E | Fuse_1206_3216Metric | F1 |
| 1 | 1A | Fuse_1206_3216Metric | F2 |
| 1 | RESET | SW_SPST_PTS645 | SW1 |
| 3 | STPS1L30 | D_SMB | D1, D2, D7 |
| 1 | 3v3 | LED_1206_3216Metric | D3 |
| 1 | 5V | LED_1206_3216Metric | D4 |
| 1 | 12V | LED_1206_3216Metric | D5 |
| 1 | 24V | LED_1206_3216Metric | D6 |
| 2 | 3.3 V | D_SOD-523 | D8, D11 |
| 1 | SYS_ACTIVE | LED_1206_3216Metric | D9 |
| 1 | USER_LED | LED_1206_3216Metric | D10 |
| 12 | GREEN | LED_1206_3216Metric | D12, D13, D14, D15, D16, D17, D18, D19 +4 |
| 7 | 3.3V | D_SOD-523 | D24, D25, D27, D28, D29, D30, D31 |
| 1 | 3.6 V | D_MELF | D26 |
| 12 | RED | LED_1206_3216Metric | D32, D34, D36, D38, D39, D41, D43, D45 +4 |
| 11 | S3M | D_SMB | D33, D35, D37, D40, D42, D44, D46, D48 +3 |
| 1 | BAT60 | D_SOD-323 | D55 |
| 21 | 100n | C_0805_2012Metric | C1, C3, C4, C6, C7, C8, C11, C14 +13 |
| 4 | 10n | C_0805_2012Metric | C2, C9, C28, C29 |
| 5 | 100u | CP_Elec_6.3x7.7 | C5, C15, C18, C40, C43 |
| 6 | 10u | C_0805_2012Metric | C10, C12, C13, C25, C26, C31 |
| 2 | 1u | C_0805_2012Metric | C20, C21 |
| 6 | 680n | C_0805_2012Metric | C32, C33, C34, C35, C36, C37 |
| 2 | 3p9 | C_0805_2012Metric | C42, C47 |
| 1 | 1n | C_0805_2012Metric | C46 |
| 45 | 10k | R_0805_2012Metric | R1, R20, R22, R23, R24, R25, R26, R27 +37 |
| 3 | 4k7 | R_0805_2012Metric | R2, R3, R64 |
| 1 | 1k5 | R_0805_2012Metric | R4 |
| 2 | 22 | R_0805_2012Metric | R5, R6 |
| 1 | 220 | R_0805_2012Metric | R7 |
| 13 | 330 | R_0805_2012Metric | R8, R44, R45, R46, R47, R48, R49, R56 +5 |
| 1 | 1k8 | R_0805_2012Metric | R9 |
| 8 | 3k3 | R_0805_2012Metric | R10, R14, R67, R69, R71, R73, R75, R77 |
| 2 | 100k | R_0805_2012Metric | R11, R21 |
| 1 | 120 | R_0805_2012Metric | R12 |
| 1 | 22k | R_0805_2012Metric | R13 |
| 1 | 33k | R_0805_2012Metric | R15 |
| 1 | 12k | R_0805_2012Metric | R16 |
| 2 | 220R | R_0805_2012Metric | R17, R18 |
| 3 | 1k | R_0805_2012Metric | R19, R43, R55 |
| 2 | 150 | R_0805_2012Metric | R62, R91 |
| 1 | 10R | R_0805_2012Metric | R65 |
| 6 | 6k8 | R_0805_2012Metric | R66, R68, R70, R72, R74, R76 |
| 13 | 100 | R_0805_2012Metric | R78, R84, R88, R89, R93, R97, R100, R103 +5 |
| 12 | 2k2 | R_0805_2012Metric | R80, R87, R92, R95, R96, R99, R102, R105 +4 |
BUT Pneumobil - ECU board design files
The KiCad project lives in the kajusK/Pneumobil repository on GitHub; these links point at the commit this page was built from.
- Layouthw/ecu/ecu.kicad_pcb
BUT Pneumobil - ECU board: common questions
What microcontroller does the BUT Pneumobil - ECU board use?
The BUT Pneumobil - ECU board is built around the STM32F072RBTx, from the STM32 family.
How big is the BUT Pneumobil - ECU board?
The BUT Pneumobil - ECU board measures 143.8 × 80 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the BUT Pneumobil - ECU board?
261 components, from 70 distinct parts. The full bill of materials is listed on this page.
Where can I download the BUT Pneumobil - ECU board design files?
From the kajusK/Pneumobil repository on GitHub, which has the KiCad layout; the links under Design files point to each one.
Can I use the BUT Pneumobil - ECU board design in my own project?
The repository has no license, so all rights stay with kajusK. Use it as a reference, and ask the author before reusing the design.
Can I test firmware for the BUT Pneumobil - ECU board 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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