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[ion/f730] Timing: Roughly calibrate usleep and msleep

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Émilie Feral
2019-01-25 10:11:17 +01:00
parent 44d683f41c
commit 2e17db53d8
1 changed files with 2 additions and 2 deletions
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4
ion/src/f730/timing.cpp
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@@ -8,12 +8,12 @@ namespace Timing {
* precision, we could use the controller cycle counter (Systick). */
void msleep(uint32_t ms) {
for (volatile uint32_t i=0; i<28852*ms; i++) {
for (volatile uint32_t i=0; i<39343*ms; i++) {
__asm volatile("nop");
}
}
void usleep(uint32_t us) {
for (volatile uint32_t i=0; i<28*us; i++) {
for (volatile uint32_t i=0; i<39*us; i++) {
__asm volatile("nop");
}
}