Tilt
Sealflux·Tilt·PCB/Tilt.kicad_pcb
About the Tilt PCB
Tilt is an open source ESP32 PCB design by Sealflux, published on GitHub under the MIT license. It is a 2-layer board measuring 49 × 59.5 mm, with 13 components from 12 distinct parts.
Its main chip is the XIAO-ESP32-C3-SMD, from the ESP32 family. Other key parts include the ISM303DACTR, HS96L03W2C03, SPX3819M5-L-1-8/TR and LSF0108PWR. By type, the board carries 5 ICs, 5 capacitors, 1 battery holder and 1 switch.
It belongs with the displays & leds and power & battery designs in this gallery.
From the project
A motion controlled keychain game console.

Main components on the Tilt
Tilt bill of materials (BOM)
13 components, 12 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | ISM303DACTR ST(意法半导体) | VLGA-12_L2.0-W2.0-P0.50-BL | U1 |
| 1 | XIAO-ESP32-C3-SMD | XIAO-ESP32-C3-DIP-SMD | U2 |
| 1 | HS96L03W2C03 HS(汉昇) | OLED-TH_L27.8-W27.2-P2.54_C9900033791 | U3 |
| 1 | SPX3819M5-L-1-8/TR SPX3819M5-L-1-8 MaxLinear(迈凌) | SOT-23-5_L3.0-W1.7-P0.95-LS2.8-TL | U4 |
| 1 | LSF0108PWR TI(德州仪器) | TSSOP-20_L6.5-W4.4-P0.65-LS6.4-BL | U5 |
| 1 | Battery_Cell | PinHeader_1x02_P2.54mm_Vertical | BT1 |
| 1 | 1207-P6.5MM XHXDZ(兴华鑫) | BUZ-TH_BD12.5-P6.50-D1.4 | BUZZER1 |
| 1 | SW_Push | SW-TH_4P-L4.5-W4.5-P3.00-LS4.8 | SW1 |
| 2 | CC0402KRX7R7BB104 100 nF YAGEO(国巨) | C0402 | C1, C2 |
| 1 | GRM31CR60J227ME11L 220 uF muRata(村田) | C1206 | C3 |
| 1 | ECR1HBK100MLL050011 10 uF Jianghai(南通江海) | CAP-TH_BD5.0-P2.00-D0.8-FD | C4 |
| 1 | CC0603KRX7R9BB103 10nF YAGEO(国巨) | C0603 | C5 |
Tilt design files
The KiCad project lives in the Sealflux/Tilt repository on GitHub; these links point at the commit this page was built from.
- LayoutPCB/Tilt.kicad_pcb
- SchematicPCB/Tilt.kicad_sch
Tilt: common questions
What microcontroller does the Tilt use?
The Tilt is built around the XIAO-ESP32-C3-SMD, from the ESP32 family.
How big is the Tilt PCB?
The Tilt measures 49 × 59.5 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Tilt?
13 components, from 12 distinct parts. The full bill of materials is listed on this page.
Where can I download the Tilt design files?
From the Sealflux/Tilt repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the Tilt design in my own project?
Yes, under the terms of its MIT license, which Sealflux chose for the repository.
Can I test firmware for the Tilt 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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