How to Tune pwmpol on ZombieVerter VCU

PWM polarity. Depends on gate driver design.

Quick Reference

Param ID

Unit

enum

Range

0 — 1

Default

Available Choices

0: Active High (default) 1: Active Low

🔍 See a sample config →

📖 What Does It Do?

PWM polarity. Depends on gate driver design.

🎯 Recommended Values

Default value: 0

Valid range: 0 to 1

💡 Tuning Tips

0=Active High (most drivers), 1=Active Low. Check your gate driver datasheet.

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🔗 Related Parameters

Other parameters in the Inverter Hardware category that work together with pwmpol:

pwmfrq

enum

PWM switching frequency. Higher = cleaner motor but more IGBT heating.

deadtime

dig

IGBT dead time between high/low-side switching. CRITICAL safety param.

ocurlim

Overcurrent limit. If RMS current × √2 exceeds this, inverter trips.

il1gain

dig/A

Current sensor 1 gain. MUST be calibrated for accurate current measurement.

il2gain

dig/A

Current sensor 2 gain. Same as il1gain but for second phase.

udcgain

dig/V

DC bus voltage measurement gain.

snshs

enum

Heatsink temperature sensor type.

udcofs

dig

DC bus voltage measurement offset.

pinswap

enum

Pin swap configuration. Swaps resolver sin/cos or other signals.

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