Hello all, first time writing, was looking around in settings on my EMU Black to understand how to drive my Mazda NB Miata alternator, it’s an hi speed sort of pwm driver, switching 0-5v at 250hz varying DC to change charge target voltage. Do you have a clue how to do this or there is a reeady to g…

[image] This is how I did it for the NBFL of a friend of mine, Hbridge connected to the alternator control wire

Miata alternator help

Mikebau5 January 23, 2025, 2:23pm 9

I have a nearly stock 1.8vvt NBFL running with these settings without issue, so I would assume this would be correct. Let me know how it works for you!

V3 - Alternator Controll

Topic		Replies	Views
Alternator Control 5V PWM EMU BLACK / CLASSIC	7	1918	February 10, 2024
5V PWM Alternator quick how-to GENERAL	0	35	December 23, 2025
V3 - Alternator Controll V3 SOFTWARE	10	260	December 17, 2025
Alternator Control: Table-Based Pre Control EMU PRO	3	200	August 20, 2024
Alternator wiring PMU	2	283	July 15, 2024

Miata alternator help

Related topics