Hello, In my project, I’m sending data over RS485 from an ESP32 to an ESP8266 using an SP3485 transceiver. Unfortunately, I’m facing the following issue: I send a request from the ESP32 every minute, and every few minutes the ESP32 sends a frame to the ESP8266, but the frame arrives corrupted. For …

Why are RS485 frames corrupted between ESP32 and ESP8266?

pc2001 August 28, 2025, 8:40am 5

SP3485 module I use have a auto-direction controle so I can’t connect DE/RE.

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