Firmware Flashing

Firmware is flashed to the ESP32 gateway over USB-C.

Requirements

• ESP32 gateway.
• USB-C data cable.
• JKBMSR firmware build.
• PlatformIO or the official JKBMSR flashing tool when available.

Safety Warning

Disconnect the JK-BMS UART cable while flashing if you are unsure about wiring. Do not power the ESP32 directly from battery pack voltage.