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 <[email protected]> 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
>
>
>

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