Marcel Birthelmer escreveu: > On Sat, Oct 31, 2009 at 11:31 PM, Isaac Marino Bavaresco > wrote: > = >> Marcel Birthelmer escreveu: >> = >>>> As I said in the original post, I regret they don't having USB or Ethe= rnet. >>>> Of course a dsPIC is faster, but I have a product which uses a dsPIC, >>>> SRAM and PLD to capture images from a CCD and send them encrypted by >>>> Ethernet, and I think that one of these Xmega may perform faster becau= se >>>> of the DMA and the crypto-engine and I wouldn't even need the PLD. >>>> >>>> >>>> = >>> Just out of curiosity, what's the price point of a memory-mappable >>> ethernet IC (AMD PCnet or whatever) vs. SRAM/PLD? >>> >>> = >> The PLD (not FPGA) and SRAM are for frame-grabbing. For the Ethernet >> interface I use the RTL8019AS (older versions) and ENC28J60. >> = > > So wouldn't you still stand to gain from replacing everything except > the ethernet mac with an xmega? > = As I said, with an Xmega I could have the same functionality saving the PLD and perhaps gaining speed even with a smaller (8-bit) processor, at same time having orders of magnitude more RAM for the application (OK, perhaps just one order of magnitude). Isaac __________________________________________________ Fa=E7a liga=E7=F5es para outros computadores com o novo Yahoo! Messenger = http://br.beta.messenger.yahoo.com/ = -- = http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist