Content originally posted in LPCWare by IanB on Fri Feb 19 05:57:40 MST 2016
What does bit 0 (IRC oscillator output) actually do, that makes it different from bit 1 (IRC oscillator)?
I mistakenly assumed that it was for the CLKOUT pin, and as I wasn't using the CLKOUT pin I switched it off, and it really didn't like being switched off!