How to choose multiport serial board?

Moxa release a white paper about how to choose mulitport serial board. If you think this thing is easy, this white paper will tell you some facts. If you don't pay more attention on it, you system will become your nightmare. 

Choosing a Multiport Serial Board for Serial Communication

http://www.moxa.com/support/request_catalog_detail.aspx?r_id=1979

Market Trend of RS232/422/485

http://www.moxa.com/newsletter/connection/2008/04/Thoughts_on_industrial_serial_communication_technology.htm

Moxa releases a article about industrial serial communicaiton. If right now you think RS232/422/485 solution is old & obsolete and don't want to use it, maybe you should read it.

This article will tell you the real world idea about RS232/422/485 trend.  

Need Robust & Economic Industrial USB to RS232 solution?

The number 1 brand of USB to RS232 - Moxa, release robust & econmonic solution for USB to RS232.

Most the Industrial USB-RS232 converter in the world have the reliability issues, including hardware and software problems. Sometimes you get driver BSOD problem or sometimes your host can not detect your USB-RS232 conveter. Use Moxa UPort, you will never meet these problems.

Moxa industral grade UPort Family has the same quality level  which comes from Moxa 20 years experience on Multiport Serial Board Family. 

http://www.moxa.com/product/UPort_2210.htm

http://www.moxa.com/product/UPort_2410.htm