>-----Original Message----- >From: piclist-bounces@mit.edu [mailto:piclist-bounces@mit.edu] >Sent: 09 May 2006 17:24 >To: Microcontroller discussion list - Public. >Subject: Re: [EE] Circuit isolators... > > >On 5/9/06, Przemyslaw Lopaciuk wrote: >> Speed wouldn't be more than 10MHz. >> Signals are a bus. It is a bus driven by Intel N80C188. > > >You're not very generous with explanations. Which is the >lenght, which is the technology for bus hardware >implementation (cable, dual layer, more layers?), does the bus >contains sampling clocks ? There are some fast timing >requirements on that 10Mhz bus ? Could be LVDS, LVTTL, TTL or >CMOS ? I'm too lazy to search for the N80C188, but number >looks something old or obsolete... It's the 8bit databus version of the 80186, a "high integration" 8086 with on board timers, DMA controller, interrupt controller etc. An x86 processor for embedded applications really, which is where most of them were used (though I used to have an XT motherboard with a 80186 in my junk collection). Regards Mike ======================================================================= This e-mail is intended for the person it is addressed to only. The information contained in it may be confidential and/or protected by law. If you are not the intended recipient of this message, you must not make any use of this information, or copy or show it to any person. Please contact us immediately to tell us that you have received this e-mail, and return the original to us. Any use, forwarding, printing or copying of this message is strictly prohibited. No part of this message can be considered a request for goods or services. ======================================================================= -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist