Speeduino TunerStudio Setup and Bench Checks
Speeduino TunerStudio setup and bench-test guide: firmware and INI matching, project creation, sensor calibration, output tests, trigger/RPM checks, Ardu-Stim and first-crank preparation.
Speeduino vs rusEFI vs MegaSquirt: Which DIY ECU Should You Choose? (2026)
Speeduino vs rusEFI vs MegaSquirt compared for 2026: open source, hardware, TunerStudio, sequential injection, ignition, CAN, DBW, wideband, cost and which DIY ECU to choose.
Speeduino Explained: How the DIY Arduino ECU Works (2026)
Speeduino explained for 2026: how the open-source DIY ECU reads crank/cam and engine sensors, controls injectors and ignition, uses TunerStudio, and what hardware you actually need.