

Starter
Mono repo for projects involving my car and making it smarter
- Size
- 80 × 55 mm
- Copper layers
- 4
- Thickness
- 1.6 mm
- Parts
- 29
- Nets
- 30
- Pads
- 86
- Tracks, vias
- 129, 17
- Pours
- 1
- Routed
- Yes
- KiCad
- KiCad 9.0 (file 20241229)
- Created
- 19 Nov 2024
- Updated
- 27 May 2025
Overview
Starter is an open-source printed circuit board by Erik1000, from the Erik1000/car repository on GitHub. It is a 4-layer board of 80 × 55 mm with 29 parts on 30 nets, routed with 129 tracks and 17 vias.
It is built around the AO3400A and SS14. Its parts include 12 resistors, 8 diodes, 4 transistors, 4 connectors and 1 IC. It belongs with the ESP32 and RISC-V boards of this library.
Main components
2README
README.mdCar
Controlling car functions remotely

This uses an old android phone as hub which connects via BLE to chips controlling functions such as:
- Ignition (remote start, assuming engine immobiliser reports OK)
- windows
- door lock
Parts
29| Qty | Value | Footprint | References |
|---|---|---|---|
| 4 | 10k | Resistor_SMD:R_1206_3216Metric_Pad1.30x1.75mm_HandSolder | R9, R10, R11, R12 |
| 4 | 200 | Resistor_SMD:R_1206_3216Metric_Pad1.30x1.75mm_HandSolder | R1, R2, R3, R4 |
| 4 | 47 | Resistor_SMD:R_1206_3216Metric_Pad1.30x1.75mm_HandSolder | R5, R6, R7, R8 |
| 4 | AO3400A | Package_TO_SOT_SMD:SOT-23 | Q1, Q2, Q3, Q4 |
| 4 | LED | LED_SMD:LED_0805_2012Metric_Pad1.15x1.40mm_HandSolder | D1, D2, D3, D4 |
| 4 | SS14 | Diode_SMD:D_SMA | D5, D6, D7, D8 |
| 1 | ESP32-C3_SUPERMINI_TH | ESP32-C3-Supermini:MODULE_ESP32-C3_SUPERMINI | U1 |
| 1 | Power 12V | TerminalBlock_Phoenix:TerminalBlock_Phoenix_MKDS-1,5-2-5.08_1x02_P5.08mm_Horizontal | J1 |
| 1 | Power 5V | Connector_JST:JST_XH_B2B-XH-A_1x02_P2.50mm_Vertical | J3 |
| 1 | Relays | TerminalBlock_Phoenix:TerminalBlock_Phoenix_MKDS-1,5-8-5.08_1x08_P5.08mm_Horizontal | J2 |
| 1 | Sensor Key Position | Connector_JST:JST_XH_B6B-XH-A_1x06_P2.50mm_Vertical | J4 |
Questions
How big is the Starter PCB?
It measures 80 × 55 mm and has 4 copper layers, 1.6 mm thick.
What parts does the Starter use?
29 parts, built around the AO3400A and SS14. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.
Where can I download the Starter KiCad files?
From the Erik1000/car repository on GitHub, at the commit this page was made from: the board is pcbs/starter/starter.kicad_pcb and its schematic pcbs/starter/starter.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Can I use the Starter design in my own project?
Its repository states no licence, so its author keeps all rights: ask Erik1000 before reusing the design.
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