CP-168U Series

8-port RS-232 Universal PCI serial board

Features and Benefits

Over 700 kbps data throughput for top performance
921.6 kbps maximum baudrate for fast data transmission
128-byte FIFO and on-chip H/W, S/W flow control
Compatible with 3.3/5 V PCI and PCI-X
Drivers provided for a broad selection of operating systems, including Windows, Linux, and UNIX
Wide-temperature model available for -40 to 85°C environments

Certifications

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Introduction

The CP-168U is a smart, 8-port universal PCI board designed for POS and ATM applications. It is a top choice of industrial automation engineers and system integrators, and supports many different operating systems, including Windows, Linux, and even UNIX. In addition, each of the board’s eight RS-232 serial ports supports a fast 921.6 kbps baudrate. The CP-168U provides full modem control signals to ensure compatibility with a wide range of serial peripherals, and it works with both 3.3 V and 5 V PCI buses, allowing the board to be installed in virtually any available PC server.

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Software, Firmware, and Drivers

Name	Type	Checksum	Version	Operating System	Release Date
Linux Kernel 6.x Driver for Multiport Serial PCI Express and Universal PCI Boards 780.0 KB	Driver	C3DDDEFE4AF1AA64AF943B61A6C9DA421ABE424F6965D801A81ACE7C303ADF004A3204133CEEAFFA73F99356F1F47E515CBF82EAD47B36360034FDF2AA41CB0E SHA-512	v6.1	Linux Kernel 6.x	Oct 01, 2024 Oct 01, 2024 Release notes
PComm Lite Suite - Serial Communication Tool for Windows 3.5 MB	Utility	C68DBBD4D5B475225F220A6813682AA3AB89F87734E342388FF7937CC86C9C5A95ADB04DEB17B380C00F72E105C2CF7621948270F28B7C446A474C2AFA7AA71E SHA-512	v1.7	Windows Windows 10 Windows 11 Windows 2000 Windows 7 Windows 8 Windows 8.1 Windows ME Windows NT Windows Server 2003 Windows Server 2008 Windows Server 2008 R2 Windows Server 2012 Windows Server 2012 R2 Windows Server 2016 Windows Server 2019 Windows Server 2022 Windows Vista Windows XP	Jun 19, 2023 Jun 19, 2023 Release notes
Linux Kernel 4.x.x Driver for Multiport Serial PCI Express and Universal PCI Boards 161.1 KB	Driver	97EAD8B3BAA21004B9B99268DACDABD4CFBF117E33866745B7B3FF3A5AB82382A2810476D04FDE5CE0CD987E316DD77A8E1CB8A767746DE4D6235B648DA2879A SHA-512	v4.2	Linux Kernel 4.x	Jan 17, 2023 Jan 17, 2023 Release notes
Linux Kernel 5.x.x Driver for Multiport Serial PCI Express and Universal PCI Boards 162.0 KB	Driver	C5392E984126D1ACE61A14131F0F7B7497864C7C78DEB0FD40ABA7F912184CFD1BB5BB5F3EF8D10F107F6412B1B69B5842EE49B58FBE9005AF20B808D5B07076 SHA-512	v5.2	Linux Kernel 5.x	Jan 17, 2023 Jan 17, 2023 Release notes
Driver for Multiport Serial PCI Express and Universal PCI Boards (Windows 7 to 10 and Windows Server 2008 R2 to 2019, WHQL certified) 6.4 MB	Driver	2D63A47E6B3533D233C54E7899223A553434E081D113AE1CB657A5562BC5AA965D92CD61A29D4B566009B5844AF641F900D92DE50A7020FA10EEE3F36541BDFC SHA-512	v3.1	Windows 10 Windows 7 Windows 8 Windows 8.1 Windows Server 2008 R2 Windows Server 2012 Windows Server 2012 R2 Windows Server 2016 Windows Server 2019	Sep 06, 2022 Sep 06, 2022 Release notes
Driver for Multiport Serial PCI Express and Universal PCI Boards (Windows 11 and Windows Server 2022, WHQL certified) 4.1 MB	Driver	01FFFD569AB619E90CF120FBC84DC1167F764AE3DF561C4FE64B2B150278E27FA7950F68CADC3CECEE662029FAF16A94E5EFFABD90B1415F6A8F8ABF4E082726 SHA-512	v4.0	Windows 11 Windows Server 2022	Sep 02, 2022 Sep 02, 2022 Release notes
MSB Linux kernel 4.x.x driver 161.9 KB	Driver	B50126689819428C54AEA4E2F8209FF0AF0DB424975401719801182B3343D0EF4270115D92A94F5F8E2C17D0C8767E3B1061962A43EA11A42180D10595BCDCD6 SHA-512	v4.1	Linux Kernel 4.x	Oct 25, 2021 Oct 25, 2021 Release notes
Driver for Linux kernel 2.x.x 161.3 KB	Driver	F4559C940BBC57183A2561CDF1CF972169B724C2FEE7BE017E84413BB67D80E6E60EE4F47BD6F1ABB630874CB2243FEA7D738447D8E2645D1C409FF07A5C24BB SHA-512	v2.0	Linux Kernel 2.6.x	Dec 31, 2019 Dec 31, 2019 Release notes
Driver for Linux kernel 3.x.x 161.1 KB	Driver	6B0982AC36867C97B25028040BEEAD6BE78EE8236DF631D1C37D1777624340A7A5D15349E5C90C0CEECAD3FA846489D2B92C31FA28F79A81E2DD143230CDE77C SHA-512	v3.0	Linux Kernel 3.x	Dec 31, 2019 Dec 31, 2019 Release notes
Driver for CP-168U Series (Windows XP, 2008 or earlier) 759.9 KB	Driver	E0D0BD9D40748B90A8A5600E22017BACBA8AD58F71902F0195AC3268712B7DA4216E4B068241E398087D9508845BB3E30B3C4FE6F77BA34AEDF1AA5751B77D86 SHA-512	v1.24	Windows 2000 Windows Server 2003 Windows Server 2008 Windows Vista Windows XP	Oct 17, 2017 Oct 17, 2017 Release notes
Driver for CP-168U Series (DOS) 634.2 KB	Driver	AB31558CCDF4C38B72634D371DC5739370B98DB00829B987F6DCCDA61C340600153D038B13F94784511946E1125F27DFBA66AD12D1F01F2F842EA52C14B4FE85 SHA-512	v1.12	DOS	Mar 31, 2014 Mar 31, 2014 Release notes
Driver for CP-168U Series (UnixWare) 330.0 KB	Driver	7431C670FFF6673B2C43802486EB6595BC308B0D3FC3E52444125D89170D73A0F48352D647A9533A19BB7C101EAA06FBC7010A3907AFA88889C4E4C7DC75258A SHA-512	v1.13	SCO UnixWare 7	Mar 30, 2014 Mar 30, 2014 Release notes
Driver for CP-168U Series (SCO 5) 649.5 KB	Driver	CBA6D73A893CC1F973B2578FAB458D30A86F5EFE0E6949355133EC8827733ACDBCDCF62FAE837284EE5101DA1DA582A82F178458D15CEF57A6F74D2B76B76BC6 SHA-512	v1.13	SCO OpenServer 5	Mar 30, 2014 Mar 30, 2014 Release notes
Driver for CP-168U Series (Sun Solaris) 118.0 KB	Driver	8145A32E57AC38B2F978E3B41DED37BEE05147550D96BE9E5DFF4FB3ED6F84B637180F0B2DB4A4B48400C8B41AD20657FF33C1A9471D19B1D0ED8AA2C5DF9F10 SHA-512	v1.1	Solaris 10	Mar 30, 2014 Mar 30, 2014 Release notes
Driver for CP-168U Series (SCO 6) 322.0 KB	Driver	20424C7B97D1AF90486EC3ADB912A84D8BF2E759D1D79F2F9FB01D7C5672C935A04F9BE2D4B5BEC469F2296199A829A08AA677AD6BAE79BAFB7916715E048943 SHA-512	v1.13	SCO OpenServer 6	Mar 30, 2014 Mar 30, 2014 Release notes
PComm Lite - Serial Communication Tool for Windows 1.6 MB	Utility	1033555948012595FB0D4A9EA4949CBEA7E5CE0585383E772935016CA2F171990DB5A10EE0732372AD9293152C6B634DBFA96F19D9EA2B7516845214DF61312E SHA-512	v1.6	Windows 2000 Windows 7 Windows Server 2003 Windows Server 2008 Windows Server 2008 R2 Windows Vista Windows XP	May 13, 2012 May 13, 2012 Release notes
Driver for CP-168U Series (Windows ME or prior) 341.1 KB	Driver	7D9991ABF767144F770B57DA58427475E15642CC1CAB587BC31473EFFE732C8F9CB7AD139CD2BA9B1E063047D80B8B5CA313FEEAFC9A76E39077F8C22F6FCF08 SHA-512	v5.11	Windows 95 Windows 98 Windows 98 SE Windows ME	Jul 12, 2010 Jul 12, 2010 Release notes
Driver for CP-168U Series (WinCE 6) 280.7 KB	Driver	A2EDCEDD7F796FF7269DCF7334C2B3FD45EF66BEC14A58A8295B19432D8CF7F57A53F8C76DC9EB3BC7BB3D7C0B550C1B18B12089B5379B81E92FB1F57CD87D28 SHA-512	v1.0	Windows CE 6.0	Jul 11, 2010 Jul 11, 2010 Release notes
Driver for CP-168U Series (UnixWare 2.1) 270.0 KB	Driver	8556CDFAC016BD1554D69EDE7B9F1A51C2D0A64C5AA7A1437E241AAC4C87B245045F91EE9D35DE0D7B33D0D6B52DC43BDB20D7B0190E61F7ED6345D9E824DFED SHA-512	v1.7	SCO UnixWare 2.x	Jul 11, 2010 Jul 11, 2010 Release notes
Driver for CP-168U Series (WinCE 5) 370.8 KB	Driver	9C224823DD722CC10D49181D4D8F3F8D7ABCF4F2F1EA2156466E72FECB2C494E4649F8D4D2003854B9E6E99788463530CA28AC899F4DE022FAFA432DD58CCAB2 SHA-512	v1.1	Windows CE 5.0	Jul 11, 2010 Jul 11, 2010 Release notes
Viewcom 434.6 KB	Utility	F39C3819891A1E22A39BD3BADAED24A75C0C7E1028A3F64C6F7DEB40DCEACBE04F5CD8007755B1AC552211A37CE3CA339C1430B6DC0C4075E0E7BB166A383E81 SHA-512	v1.0	Windows 2000 Windows Server 2003 Windows Server 2008 Windows Vista Windows XP	Jul 11, 2010 Jul 11, 2010 Release notes
Driver for CP-168U Series (WinNT) 198.5 KB	Driver	2FDAEC5CAA1EC68DD1CCE1521040FA99B9AF729C38FBE78EC2A846245F69754CF3655D7F0285B3E50F03B11202EDBC343F5F1F431402AE7A5BF53D8FD2A32FE7 SHA-512	v5.11	Windows NT	Jun 30, 2010 Jun 30, 2010 Release notes
Driver for CP-168U Series (FreeBSD) 33.0 KB	Driver	4620534197116887AF676111718FEAE20D5FCAD32FDFC8E8E95B2A4A0D21F1F598E9B69B26E67377E158AA801131D2AFCD7211FB1B696366E9C37A2E3365F8F3 SHA-512	v1.3	FreeBSD 4.x FreeBSD 5.x	Feb 10, 2010 Feb 10, 2010 Release notes
Driver for CP-168U Series (QNX6) 120.8 KB	Driver	A356970965F10E7B7CAC7D40EDFDC62D08EA705D58F4005D508F98F480CF389EEE71418BB10A7CABFE6E5D3E87C4B4082CDC8F60F6C2107CA87BA900EE22219C SHA-512	v1.1	QNX 6.x	Feb 10, 2010 Feb 10, 2010 Release notes
Driver for CP-168U Series (WinXP Embedded) 289.1 KB	Driver	F06E628547395466CCD792CCEBDCDF8CD65B33B87E9108208DE94C1D767702AA3A657DE787F4A99579B6D3F427E94B45196B50365444C800E2770DDCCA5B4EA0 SHA-512	v1.16	Windows XP Embedded	Feb 08, 2010 Feb 08, 2010 Release notes

Support Documents

Name	Type	Version	Release Date
FOSS Statement for Moxa PComm Lite Suite for Windows 108.5 KB	Declaration	v1.0	Feb 07, 2025 Feb 07, 2025
FOSS Statement for Moxa ViewCOM for Windows 139.9 KB	Declaration	v1.0	Feb 07, 2025 Feb 07, 2025
FOSS Statement for Multiport Serial PCI Express and Universal PCI Boards Linux Driver 108.4 KB	Declaration	v1.0	Oct 29, 2024 Oct 29, 2024
FOSS Statement for Multiport Serial PCI Express and Universal PCI Boards Windows Driver 150.4 KB	Declaration	v1.0	Oct 29, 2024 Oct 29, 2024
Declaration of Conformity for CP-138U/168U Series 296.0 KB	Declaration	v1.0	May 16, 2024 May 16, 2024
Datasheet for CP-168U Series 646.3 KB	Datasheet	v1.4	Sep 15, 2021 Sep 15, 2021
QIG for Universal PCI Smart Serial Board 301.8 KB	QIG	v1.2	May 18, 2021 May 18, 2021
Manual for CP-168U Series 10.8 MB	Manual	v12.1	Dec 31, 2019 Dec 31, 2019
2D CAD for CP-168U TOP 415.9 KB	2D CAD		May 14, 2012 May 14, 2012
Tech Note: The Secrets of Flow Control in Serial Communication 42.8 KB	Tech Note	v1.0	Feb 22, 2010 Feb 22, 2010
Tech Note: The Secrets of UART FIFO 41.1 KB	Tech Note	v1.0	Feb 22, 2010 Feb 22, 2010
Tech Note: The Secrets of RS-485 Half-duplex Communication 35.0 KB	Tech Note	v1.0	Feb 22, 2010 Feb 22, 2010
Tech Note: WinXP Embedded System Images with Moxa MSB 133.5 KB	Tech Note	v1.0	Feb 10, 2010 Feb 10, 2010

	Compare CP-168U-T	Compare CP-168U
Serial Standards	RS-232	RS-232
No. of Serial Ports	8	8
Operating Temp.	-40 to 85°C	0 to 55°C
	Add to Quote View Bag	Add to Quote View Bag

CP-168U Series

8-port RS-232 Universal PCI serial board

Features and Benefits

Certifications

Introduction

Serial Interface

Comm. Controller

Bus

Connector

FIFO

Max. No. of Boards per PC

No. of Ports

Serial Standards

Baudrate

Data Bits

Stop Bits

Parity

Flow Control

Serial Signals

RS-232

Serial Software Features

Windows Drivers

Linux Drivers

UNIX Drivers

Power Parameters

Input Current

Physical Characteristics

Dimensions

LED Interface

LED Indicators

Environmental Limits

Operating Temperature

Storage Temperature (package included)

Ambient Relative Humidity

Standards and Certifications

EMC

EMI

EMS

International Approval

Declaration

Green Product

MTBF

Time

Standards

Warranty

Warranty Period

Details

Software, Firmware, and Drivers

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Support Documents

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Technology Guide

Multiport Serial Board Guidebook

White Paper

Choosing a Multiport Serial Board for Serial Communication

Available Models (2)

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