Rockchip-wr002dongle

# Open the serial port ser = serial.Serial('/dev/ttyUSB0', 115200)

The dongle is detected but fails to initialize, showing USB errors. Fix: The Rockchip-WR002Dongle requires a stable 500mA current. Some USB hubs or front-panel computer ports cannot deliver this. Plug the dongle directly into the motherboard/board’s native USB port. On Rockchip SBCs, avoid USB ports next to the Ethernet jack, as voltage drops are common there. rockchip-wr002dongle

If you want, I can:

: Your car's display will switch to the wireless interface within seconds. Troubleshooting Connection Fails # Open the serial port ser = serial