Yeah, but then you cannot benefit from the thousands of driver available in the Linux Kernel.
Regards, John > On Feb 21, 2016, at 3:53 PM, Graham Haddock <gra...@flexradio.com> wrote: > > So, tell me again what the market is for a $250 "embedded" processor card. > > I understand that TI is using it for an eval board for the AM572x. > OK, I get that. And they add an LCD and double the price. (?!?) > > A pair of DSPs brings a lot of crunch power to the party. > OK, cool. RF transceivers, modems for unique protocols that don't have > dedicated hardware solutions. Military gonna like it. > > But one, two, or three 2.4 GHz Pentiums can do a lot of crunching if that is > all you do with them. > > I am just amazed at what you can get for $179 in a NUC. > There was a discussion earlier today of someone wanting a headless X-15 > stripped of all of the GPIO. Hmmmmmmmm. > > It is actually quite easy to support SPI, I2C buses and GPIO via USB. > Check out FTDI FT232HL. One chip. USB2 to I2C, or SPI or 16 GPIO. (or > serial UART) > Adafruit sells little eval boards. With windows drivers. > FTDI sells them as a lump in a USB cable. > Same guys that have been doing USB to Serial chips for a decade. They are > branching out. USB to hardware buses, USB to video, etc. > > Not hard to get a little or a lot of A->D, D->A, GPIO, in or out of a more > traditional CPU architecture. > > --- Graham > > == > > > > On Sun, Feb 21, 2016 at 4:47 PM, John Syne <john3...@gmail.com > <mailto:john3...@gmail.com>> wrote: > I’m not saying the NUC isn’t a great deal, but it is targeting a different > market to the x15. You are talking about a computer which doesn't interface > directly to buses like I2C, SPI, GPIO, I2S, etc. Connecting these buses via > USB is a real headache. You cannot use a Linux driver for devices connected > to these buses. You have to write your own user space drivers. The only > solution I know of that compares to the x15 is the Qualcomm Snapdragon > Evaluation board, which has CortexA15, GPU, DSP and direct access to > peripherals. Problem is, this board is over $1,000. > > Regards, > John > > > > -- > For more options, visit http://beagleboard.org/discuss > <http://beagleboard.org/discuss> > --- > You received this message because you are subscribed to the Google Groups > "BeagleBoard" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to beagleboard+unsubscr...@googlegroups.com > <mailto:beagleboard+unsubscr...@googlegroups.com>. > For more options, visit https://groups.google.com/d/optout > <https://groups.google.com/d/optout>. -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to beagleboard+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.
