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| author | Josh Rahm <joshuarahm@gmail.com> | 2018-01-23 23:24:53 -0700 |
|---|---|---|
| committer | Josh Rahm <joshuarahm@gmail.com> | 2018-01-23 23:24:53 -0700 |
| commit | 2545ae2d57e5b70975e3fd3b3e570da13dbf62f0 (patch) | |
| tree | a8fe7fe54688defdab1ce5fcd83f66f17eb5bb4b /03-refactor/src/delay.c | |
| parent | 7aa10db46c13ad8adc88aadff39b8cf6b15db09d (diff) | |
| download | stm32l4-2545ae2d57e5b70975e3fd3b3e570da13dbf62f0.tar.gz stm32l4-2545ae2d57e5b70975e3fd3b3e570da13dbf62f0.tar.bz2 stm32l4-2545ae2d57e5b70975e3fd3b3e570da13dbf62f0.zip | |
start refactor process. Change rcc->c_r to bitfield.
Diffstat (limited to '03-refactor/src/delay.c')
| -rw-r--r-- | 03-refactor/src/delay.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/03-refactor/src/delay.c b/03-refactor/src/delay.c new file mode 100644 index 0000000..2a16d47 --- /dev/null +++ b/03-refactor/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(""); + } +} |