www.dontronics.co sells the USBmicro U401 units. These have 16 I/O lines and
a SPI port as well.
Plug and Play underWindows XP.
You can plugin more than one too.
The ultimate is to use a USB to serial adapter and run a www.newmicros.com
ISOPOD or SERVOPOD.
That gives you a 80 mhz DSP MCU with more I/O functions than most people
DAC's are a problem though, you'll need to hook up one to either of the
above mentioned methods.
Of course National Semiconductor has a 78H89 ADC to SPI chip that works
good. I think they have or Dallas Semi has a SPI DAC as well.
We also carry a line of Interface kits for the USB port. These devices
come with the Visual Basic drivers to access units individually. There
are examples programs under the downloads section of the "more info"
Polytechforum.com is a website by engineers for engineers. It is not affiliated with any of manufacturers or vendors discussed here.
All logos and trade names are the property of their respective owners.