Timeout counter for checking register status

[Matt-Lemcke]

[Matt-Lemcke]

Use systick timer... or just use a regular timer. Would probably work better.
https://www.se.rit.edu/~llk/cmpe-240/lectures/Chapter_11_Interrupt_SysTick.pdf

[Matt-Lemcke]

clocks.h.txt
clock.c.txt