Sunix IPC-M2204S, User Manual

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1.3 Product Features
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Expands Multi RS-422/485 serial ports on the system.
 Suitable for M.2 slot with Key-M or B based over PCI-E communication.

Designed to meet PCI Express Base Specification Revision 2.0.

High performance SUNIX 16C950 compatible UART controller on-board.

On-chip hardware auto flow control to guarantee no data loss.

RS-422 & 485 auto detect and switching technology by software settings.

Optional 120ohms terminator for each RS-485 port by jumper settings.
 AHDC/CS™ technology for collision free communication.

RS-422/485 serial data transmission speeds up to 921.6Kbps.

15KV ESD protection for all serial signals meets IEC-61000-4-2 std.

2KV surge protection for all serial signals meets IEC-61000-4-5 Level 3 std.

Ultra low power consumption design for Green Environment.

Plug-n-Play, I/O address and IRQ assigned by BIOS.

Certified by CE, FCC, RoHS, and Microsoft WHQL approval.

Supports Microsoft Windows, Linux, and DOS.
Note:
SUNIX M.2 RS-422/485 Card with Surge protection is available with each
models which include TVSS (Transient Voltage Surge Suppressor) technology
to help prevent damage due to lightning or high potential voltage. It meets
IEC-61000-4-5 Level 3 standard, 2KV surge protection for all RS-422 and
RS-485 serial signals.