Isolated RS422/RS485 Shield for Arduino is a new product from rhydoLABZ which is an industrial standard for long distance, anti-interference and reliable communication. The board can convert a full duplex data from TTL to half duplex (Two wire) RS485 data or full duplex RS422 (Four wire).
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RS485 CAN Shield from Waveshare is originally designed for NUCLEO/XNUCLEO Boards and all other Arduino compatible boards. This Shield will easily enable RS485 and CAN communication functions for your Arduino boards. Shield houses MAX3485 for the RS485 functionality and SN65HVD230 for CAN functionali..