Hello,
Last Friday we received new motors : the EP4108 320KV with built-in ESC.
We’re particularly interested in those because they have a reflashable integrated BLHeli ESC. It turns out that, starting with BLHeli_S v16.5, which is an open source ESC firmware, a new protocol is supported to replace the old PWM control method : DShot. It’s a serial protocol where speed information is encoded in 16-bit frames, instead of analogically in the duty cycle of a PWM signal.
There are three generations of BLHeli firwmare : BLHeli, BLHeli_S, and BLHeli32 (wich is no longer open source), each with several versions.… Read more