Mcu board
mornepousse·Mase·mcu_board/mcu_board/mcu_board.kicad_pcb
About the Mcu board
Mcu board is an open source ESP32 PCB design by mornepousse, published on GitHub. It is a 2-layer board measuring 29 × 29.9 mm, with 12 components from 10 distinct parts.
Its main chip is the TCR2EF19, from the ESP32 family. Other key parts include the PMW3360. By type, the board carries 4 connectors, 4 capacitors, 2 ICs and 2 resistors.
From the project
Proof of concept for my Custom esp32-s3 mouse.

Main components on the Mcu board
Mcu board bill of materials (BOM)
12 components, 10 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | TCR2EF19 ESP32-S3-WROOM-1 | ESP32-S3-WROOM-1 | U1 |
| 1 | PMW3360 TLV73333PDBV | SOT-23-5 | U2 |
| 1 | CONN_01X04 Conn_01x04 | PinHeader_1x04_P2.54mm_Vertical | J1 |
| 1 | CONN_02X10_ODD_EVEN Conn_02x03_Odd_Even | Harwin_Gecko-G125-FVX0605L0X_2x03_P1.25mm_Vertical | J2 |
| 1 | Conn_01x06_Pin | PinHeader_1x06_P2.00mm_Vertical | J3 |
| 1 | Conn_02x09_Odd_Even | PinHeader_2x09_P2.54mm_Vertical | J4 |
| 2 | 100N 0.1u | C_0805_2012Metric | C1, C2 |
| 2 | 100N 1u | C_0805_2012Metric | C3, C4 |
| 1 | 10k | R_0805_2012Metric | R1 |
| 1 | 10K 10k | R_0805_2012Metric | R2 |
Mcu board design files
The KiCad project lives in the mornepousse/Mase repository on GitHub; these links point at the commit this page was built from.
Mcu board: common questions
What microcontroller does the Mcu board use?
The Mcu board is built around the TCR2EF19, from the ESP32 family.
How big is the Mcu board?
The Mcu board measures 29 × 29.9 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Mcu board?
12 components, from 10 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 Mcu board design files?
From the mornepousse/Mase repository on GitHub, which has the KiCad layout, the schematic and the BOM; the links under Design files point to each one.
Can I use the Mcu board design in my own project?
The repository has no license, so all rights stay with mornepousse. Use it as a reference, and ask the author before reusing the design.
Can I test firmware for the Mcu board without the hardware?
Yes. HardLabs builds a simulation of the board from its netlist and BOM, so you can run and debug ESP32 firmware against it before you order a PCB.
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