The reference frame for the astro-pi is shown here:
I took this image from the following page:
https://www.raspberrypi.org/learning/as ... ovement.md
So is the header that comes on the board removable? Then you replace it with the extension header?ShiftPlusOne wrote:Certainly. You can get an extension header with long pins which stick out through the HAT.
The site seems to be down right now, but search for REF-182684-02 on http://www.toby.co.uk/
I thought that the ATTINY was not programmable by the user? Or does this only apply to the ones going up on the ISS?ShiftPlusOne wrote:Yes, but they are connected to the attiny, so if you need to use them, you can modify the firmware to pass the interrupt to a GPIO pin.