> My statement is that the mention of a tranciever shouldn't need > to be in the datasheet, because the audience of a datasheet is > not beginners Disagree. Even before I've bought anything I'm not familiar with, be it a new micro, an IC or a VCR, I've got a copy of the manual or DS so as to hit the ground running. However, you could say in that regard I'm not a beginner Many MC documents come with a Design Tips page and Related Applications page. In the Mid-range Reference Manual for example, those pages for the UART are almost empty. An ideal place to mention serial protocols and hardware -- http://www.piclist.com hint: To leave the PICList mailto:piclist-unsubscribe-request@mitvma.mit.edu