kaspar/RIOT
1
0
Fork 0
mirror of https://github.com/RIOT-OS/RIOT.git synced 2026-01-01 01:41:18 +01:00
Code Releases Activity

tests/xtimer_periodic_wakeup: Copy and adapt from xtimer_usleep_until

Browse Source
This commit is contained in:
Joakim Nohlgård 2016-07-05 21:32:44 +02:00
parent 4449ba4933
commit 71501de4c6
2 changed files with 7 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

0
tests/xtimer_usleep_until/Makefile → tests/xtimer_periodic_wakeup/Makefile
View File

12
tests/xtimer_usleep_until/main.c → tests/xtimer_periodic_wakeup/main.c
View File

@ -30,23 +30,25 @@ int32_t res[NUMOF];
int main(void)
{
puts("xtimer_usleep_until test application.\n");
puts("xtimer_periodic_wakeup test application.\n");
uint32_t interval = NUMOF;
int32_t max_diff = INT32_MIN;
int32_t min_diff = INT32_MAX;
for (int i = 0; i < NUMOF; i++) {
printf("Testing interval %u... (now=%"PRIu32")\n", (unsigned)interval, xtimer_now());
uint32_t now = xtimer_now();
printf("Testing interval %" PRIu32 "... (now=%" PRIu32 ")\n", interval, now);
uint32_t last_wakeup = xtimer_now();
uint32_t before = last_wakeup;
xtimer_usleep_until(&last_wakeup, (unsigned)interval);
res[i] = (xtimer_now()-before)-interval;
xtimer_periodic_wakeup(&last_wakeup, interval);
now = xtimer_now();
res[i] = (now - before) - interval;
interval -= 1;
}
for (int i = 0; i < NUMOF; i++) {
printf("%4d diff=%"PRIi32"\n", NUMOF-i, res[i]);
printf("%4d diff=%" PRIi32 "\n", NUMOF - i, res[i]);
if (res[i] > max_diff) {
max_diff = res[i];