Bill Meara is playing with one and relating his experiences on Soldersmoke, his blog. He has a few postings regarding it. http://soldersmoke.blogspot.ca/search?q=dds
> To: [email protected] > Date: Thu, 27 Jun 2013 13:06:34 -0500 > From: [email protected] > Subject: [QRP-L] DDS module > > When ordering some parts from an offshore vendor, I decided, on a whim, > to add one of the little $5 AD9850 DDS modules to the cart. > Arrived today, looks fine, but, as I fully expected would be the case, no > documentation accompanied it. > > It was item 330840407981 from chipworld > > I wonder if someone on the list has been playing with this same module > and has deciphered it. > The good news is that the labelling on the board more or less matches the > pinout in the 9850 data sheet. > > It measures 42 mm x 30 mm, has a single row 7-pin header on one end, and > a dual row 14 pin header on the other. > There's a 125 MHz oscillator can on board. > The only ID-like marking is "19026AP4-24" (might be "19826AP4-24") right > above the 9850 chip. > > I can send a hi-res image if you think you may have some insight. > > Otherwise, we'll take the datasheet and start tracing :^)) > > A receiver project is in the plans, and this is an excuse to write some > PIC code to control the DDS. > > 73, > Jim, N5IB > ____________________________________________________________ > 1 Odd spice that FIGHTS diabetes > Can this unusual "super spice" control your blood sugar and fight > diabetes? > http://thirdpartyoffers.juno.com/TGL3141/51cc7f506839b7f507defst01vuc > ______________________________________________________________ > QRP-L mailing list > Home: http://mailman.qth.net/mailman/listinfo/qrp-l > Help: http://mailman.qth.net/mmfaq.htm > Post: mailto:[email protected] > > This list hosted by: http://www.qsl.net > Please help support this email list: http://www.qsl.net/donate.html ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:[email protected] This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html
