M.2 to RS232 RS422 RS485 Serial Controller Card

Warranty                                                              3-years

Color                                                                    Black

Interface                                                               RS232+RS232/422/485

1 x Driver CD

1 x User Manual

1 x Dual DB9 Pin male cable with full profile bracket

2 x Low profile bracket

Single gross weight: 0.28 kg

M.2 to RS232 RS422 RS485 Serial Controller Card, RS232 RS422 RS485 Serial M.2 B+M Key Expansion Card, lets you add 1 Port RS232 and 1 Port RS232/422/485 serial ports to your embedded computer through a free M.2 slot.

RS232 RS422 RS485 Serial M.2 B+M Key Controller Card, PCIe 2.0 Gen 1 compliant, x1 Link, dual simplex, 2.5 Gbps in each direction, Suitable for M.2 slot with key M or B based on PCIe.

STC designs Embedded System addon card for M.2 slot – 2 port RS232 RS422 RS485 M key M.2 Card ( NGFF ). With the card, the Compact PC can add 2 ports Serial RS-232 RS-422, or RS-485 by using M.2 slot. The card was designed with an M Key slot. With the 3-in-1 1 RS232/422/485 function, You can choose any interface as you need, also you do not need to change different cards to different interfaces.

Features and Benefit

Expands 2 com ports for your system

High-Speed Baud Rate up to 921.6Kbps

Design to meet PCI Express 2.0 Gen 1 compliant

Supports M.2 M key slot

Built-in 15KV ESD protection

Supports Industrial Specification

256-byte FIFOs

Supports Microsoft Windows, Linux, and QNX drivers

Specification

Hardware

Communication controller: 16C550 UART Compatible register Set

Bus: M.2 M key x 1

Connector: DB9 Male x 2

Serial Interface

Number of ports: 2 ports

Serial Standard: RS-232/422/485

IRQ and I/O Address: Assigned by System

Serial Line Protection

ESD Protection: 15KV ESD Protection for all signals

Performance

Baud rate: up to 921.6 Kbps

FIFOs: 256 byte

Serial Communication Parameters

Data Bits: 5, 6, 7, 8

Stop Bits: 1, 1.5, 2

Parity: None, Even, Odd, Space, Mark

Serial Signals

RS-232: TxD, RxD, RTS, CTS, DTR, DSR, DCD, GND. RI

RS-422: TxD+, TxD- RxD+, RxD-, GND

2 Wire RS-485: Data+, Data-, GND

4 Wire RS-485: TxD+, TxD-, RxD+, RxD-, GND

Driver Support

Windows: XP, 2003, Vista, 2008, Win 7, Win 8.1, and Win 10

Linux: 2.6/3.0x

QNX: 6.0

Physical Characteristics

Bracket: Standard and Low Profile Bracket

Bracket Space: standard bracket x 1, low profile bracket x 2

Environmental Limits

Operating Temperature: -30 ~ 75℃

Storage Temperature: -40 ~ 85℃

Ambient Relative Humidity: 5 ~ 95% Non-Condensing

Package Contents

1 x RS232 + RS422/485 DB9 Serial M.2 B+M Key Controller Card

1 x Driver CD

1 x User Manual

1 x Dual DB9 Pin male cable with full profile bracket

2 x Low profile bracket