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Espruino is a JavaScript interpreter for low-power Microcontrollers. This site is both a support community for Espruino and a place to share what you are working on.
@TomWS
Hmmmm, wading deep into jshardware.c and I see that there is a bit of work to do to enable multiple SPI instances...
I think I'll save that for another day and just do individual device testing for the moment.
Re NFC pins, I noticed that I failed to comment out:
'DEFINES+=-DHAL_NFC_ENGINEERING_BC_FTPAN_WORKAROUND=1',
in the BOARD file. I'll rebuild and try pin D09 again.