RS422 Mutual transfer TTL bi-directional signal module Full-duplex 422 to single-chip microcomputer MAX490 to TTL module

LM YN RS422 to TTL Mutual Conversion Module Bi-Directional Signal Module Full-Duplex 422 to Single-chip microcomputer MAX490 to TTL Module

NOYITO RS422 to TTL Signal Module RS422 TTL Bidirectional Mutual Conversion Full-Duplex 422 to MCU UART Serial Level Conversion 5V

NOYITO RS422 to TTL UART MCU Serial Port Signal Mutual Conversion Module with Over-Voltage Over-Current Protection (5V)