How to Tune DirChangeRpm on ZombieVerter VCU

RPM threshold for direction change restriction.

Quick Reference

Param ID

139

Unit

rpm

Range

0 — 20000

Default

500

🔍 See a sample config →

📖 What Does It Do?

RPM threshold for direction change restriction.

🎯 Recommended Values

Default value: 500

Valid range: 0 to 20000

Tuning Strategy

Start with the default value and adjust in small increments. Monitor vehicle behavior after each change before making further adjustments.

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🔗 Related Parameters

Other parameters in the Throttle category that work together with DirChangeRpm:

potmin

dig

Throttle pedal MINIMUM raw ADC value (pedal fully released).

potmax

dig

Throttle pedal MAXIMUM raw ADC value (pedal floored).

pot2min

dig

Second throttle channel MINIMUM (for dual-channel pedals). Leave at 4095 if unused.

pot2max

dig

Second throttle channel MAXIMUM.

potmode

enum

Throttle input mode. Single = one pot. Dual = redundant channels for safety.

dirmode

enum

Direction control mode. How the VCU determines forward/reverse.

DirChange

enum

Restrict direction changes while moving (safety).

reversemotor

enum

Reverse motor rotation. Set to 1 if motor spins wrong way.

throtramp

%/10ms

Throttle ramp rate. How fast motor responds to pedal. Lower = smoother.

throtramprpm

rpm

RPM where throttle ramp reaches full effect.

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