Official Speeduino 0.3.7 (THT) bare PCB

Hardware feature List:

Supports up to 8 cylinders fuel and ignition using 4 channels of fuel and 4 channels of ignition outputs, 2 (Even fire only), 3 and 4 cylinder engines with full sequential fuel and ignition. 6 (even fire only) and 8 cylinder engines are supported with wasted spark and 2 squirts per cycle.

• 4 Injector output channels.

• 4 Ignition output channels with selectable logic levels (12V/5V).

• 4 Pre-configured analog input channels for CLT, IAT, TPS, and O2 sensors.

• 2 Trigger inputs for crankshaft and camshaft position sensors.

• 1 Dual VR conditioner mount (conditioner not included).

• 1 MAP sensor mount location.

• 1 DRV8825 stepper module mount for controlling stepper idle control valves.