Hello, I have bought a ESP32 Wroom, a DC-DC conversion module (to pull power from the JK switch/screen port), RS485 -> TTL converter, TTL -> CAN converter TJA1050.
Can you confirm pinout ?
From JK BMS with RS485 module Yellow -> A+, White B- and from the RS485 transceiver TX -> ESP32 pin 17, RX...