Mike Dunston

> 3. The differences between an ESP8266 and ESP32. The ESP32 has a built in can controller, the esp8226 does not One other critical difference of the two, the esp32...

Looks to be a duplicate of https://github.com/espressif/esp-idf/issues/8003 which has a solution for changing the stop bits

extended frames use 29-bit ID field. The switch to `uint64_t` wouldn't yield any benefit as the underlying API will truncate to 29-bits anyway.

However, the `flags` field should have `CAN_MSG_FLAG_EXTD` set for extended frames.

If your PCB is [this](https://github.com/stuartpittaway/diyBMSv4/blob/c8f14032669a9fdfd0f7e264b615031e2548635f/ControllerCircuit/export/ControllerCircuit-top.png) one, you should be able to use the TJA1057/3 chip by making sure JP5 is bridged to 5v. I've not used mine diyBMS boards for...

> I finally could catch a spontanous reboot via de serial output. > It looks like a null pointer exception? Definitely a null dereference, I'm suspecting something with the MQTT...

This is a bug in the TFT library trying to pass `-1` as a valid pin number. It should be filed upstream against the TFT library likely.

rs485-feeder-adapter: - R102 footprint is 0402 but mpn is for 0603 | suggestion: AC0402FR-075K1L

Are you being sure to call `preferences.end()` after you modify things to ensure it is stored/committed to flash?

> the problem is during the of brown-out and the NVS not closing. In general, I'd recommend initialize/use/close the NVS interactions all in one area and store retrieved values in...