# microRusEFI DIY Bare minimum microRusEFI instructions: ## Step 1 80% ready microRusEFI Fabricate "pre-populated" 80% ready microRusEFI at [https://jlcpcb.com/](https://jlcpcb.com/) You would need three files to do that - gerbers archive, BOM and placement files." Check for latest version in repository. [https://github.com/rusefi/hw_microRusEfi](https://github.com/rusefi/hw_microRusEfi) [https://github.com/rusefi/hw_microRusEfi/tree/master/gerbers](https://github.com/rusefi/hw_microRusEfi/tree/master/gerbers/) ## Step 2 Finish assembly Order the following 8 parts: | Qty | PartNumber | Comment | | ----------:|:-------- |:---------------------------------------------------- | | 1 | TLE88882QKXUMA1 | Power Management Chip | | 1 | 614105150721 | Vertical microUSB | | 2 | PTS636 SM43 SMTR LFS | push button | | 4 | CA064X103K2RACAUTO | capacitor array | [Saved Cart on Mouser](https://www.mouser.com/ProjectManager/ProjectDetail.aspx?AccessID=dacd727e05) ## Step 3 Upload firmware Once you solder 8 parts to your 80% ready microRusEFI upload firmware into micro-controller [https://rusefi.com/build_server/rusefi_bundle_mre_f4.zip](https://rusefi.com/build_server/rusefi_bundle_mre_f4.zip) ## More info More info like connector & case see [https://github.com/rusefi/hw_microRusEfi](https://github.com/rusefi/hw_microRusEfi) For quicker results fully assembled units are available at [https://shop.rusefi.com/](https://shop.rusefi.com/)