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by DonaldP
Thu Jun 04, 2026 3:16 pm
Forum: General Discussion
Topic: TWAI driver refusing to receive any valid packets
Replies: 2
Views: 112

TWAI driver refusing to receive any valid packets

# ESP32-P4 TWAI Driver — Test Report & Fault Analysis
**Date:** 4 June 2026
**Hardware:** Guition JC-ESP32P4-M3-DEV (x2) — silicon rev v1.0 (COM9) and v1.3 (COM13)
**Firmware:** IDF v5.5.4, twai_p4_test v2.0
**Author:** Don, Richards Bay ZA

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## 1. Test Installation

Two Guition JC-ESP32P4-M3 ...

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