Communication Module USB to RS485/RS232 Bidirectional Half Duplex Serial Port A+TXD: RS485 connected to A, RS232 connected to RXD. B-RXD: RS485 to B, RS232 to TXD. Transmission mode: point-to-point (up to 32 nodes, with a maximum of 16 nodes. Interface protection: 200MA recovery fuse, ESD static protection. ). byJuly 4, 2026
