Androidsbc - China source manufacturer for RK3588 RS485 daisy-chain networking. Featured model WL-RK7 (6TOPS NPU AI Vision Board): Rockchip RK3588, 4x A76 + 4x A55, 8nm, dedicated for AI inference; 16GB LPDDR5 64-bit for on-device LLM 7B INT4 + vision; 2x Gigabit Ethernet (one PoE+ option), 4kV surge protection; 2x RS232 + 1x RS485 (Phoenix) for sensor integ···