Description

USB TO RS485:

Standards: Compliant with USB 2.0 using USB AM printer port standards, backward compatible, and compliant with RS485 standards.

Direction Control: Utilizes automatic data flow control technology to automatically discern and control the direction of data transmission.

Baud Rate: 300-9216000bps, with automatic detection of serial port signal rates.

Load Capacity: Supports point-to-multipoint connections.

Interface Protection: Protected by TVS tubes and USB self-recovery protection.

Adopts CH340 chip, supporting Windows 98/ME/2000/XP/WIN7/8, Vista, Linux.

Outputs connect to device via terminals A(D+), B(D-).

Compatible with devices featuring RS485 interfaces: surveillance cameras, video capture devices, fingerprint attendance machines, program-controlled switches, CNC machines, microcontrollers, etc.

 

Supported Scenarios:

Communication data for LED displays;

Reading and writing PLC data for machine tools;

Reading and writing surveillance data and PTZ (pan-tilt-zoom) camera control;

Centralized control of household appliances;

Access control systems; one-card systems;

Various industrial automations; instrumentation;

Parking lots; bus fare collection;

Canteen meal sales systems; employee attendance machines;

Highway toll stations; ATMs;

 

Note:

The internal circuitry of this product is in the form of CH340G+MAX485, with RS485 signals at the output terminals. If TTL serial ports are required, the casing can be disassembled to access and route them from the chip pins. This product does not come with a driver disk; the driver can be downloaded from the provided link.

 

Driver Download Link:

https://omaginetech.com/wp-content/uploads/2025/03/USB-to-RS485340XPW7.zip