From b040195d31df6ad759f16ea3456471897f55daa1 Mon Sep 17 00:00:00 2001 From: Josh Rahm Date: Tue, 24 Nov 2020 13:43:58 -0700 Subject: add 2.5collatz to git before I delete it. --- 02.5-collatz/src/delay.c | 9 +++++++++ 1 file changed, 9 insertions(+) create mode 100644 02.5-collatz/src/delay.c (limited to '02.5-collatz/src/delay.c') diff --git a/02.5-collatz/src/delay.c b/02.5-collatz/src/delay.c new file mode 100644 index 0000000..2a16d47 --- /dev/null +++ b/02.5-collatz/src/delay.c @@ -0,0 +1,9 @@ +#include "delay.h" + +void delay(uint32_t delay) +{ + while (delay--) { + /* needed to keep the compiler from optimizing away the loop. */ + asm volatile(""); + } +} -- cgit