[Arm-netbook] EOMA-68 Carrier Board Concept

luke.leighton luke.leighton at gmail.com
Thu Aug 15 17:41:45 BST 2013


On Thu, Aug 15, 2013 at 3:29 PM, Scott Sullivan <scott at ss.org> wrote:

> Additionally, the question comes to my mind, how do you coordinate power
> down of the IO board.

 on the flying squirrel i use a 2nd AXP209 and wired it to the EOMA68 I2C bus.

> I'm guessing there needs to be some sort of the I2C
> power management chip for the I/O board? Otherwise how do you force a power
> down of the USB peripherals?

 ... again, on the flying squirrel i wired the USB reset/power to the
STM32F.  and everything else except the g-sensor and touchscreen IRQs
because there happened to be enough spare GPIO on EOMA68 pins.

l.



More information about the arm-netbook mailing list