diff options
| author | Mr.M <[email protected]> | 2023-07-18 02:52:56 +0000 |
|---|---|---|
| committer | Man, Jianting (Meco) <[email protected]> | 2023-07-21 00:28:31 -0400 |
| commit | c985f318e4ca5271911816c74f021aaca9e258e4 (patch) | |
| tree | f23b32c16056dd645007e35e8236c8594290bbbd /components | |
| parent | f2063388133fbd1972a98b800ff146eb2f7579ef (diff) | |
overflow is invalid in oneshot mode
Diffstat (limited to 'components')
| -rw-r--r-- | components/drivers/hwtimer/hwtimer.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/components/drivers/hwtimer/hwtimer.c b/components/drivers/hwtimer/hwtimer.c index f17a08bd8e..27ffff6025 100644 --- a/components/drivers/hwtimer/hwtimer.c +++ b/components/drivers/hwtimer/hwtimer.c @@ -165,6 +165,10 @@ static rt_ssize_t rt_hwtimer_read(struct rt_device *dev, rt_off_t pos, void *buf { cnt = (rt_uint32_t)(timer->freq * timer->period_sec) - cnt; } + if (timer->mode == HWTIMER_MODE_ONESHOT) + { + overflow = 0; + } t = overflow * timer->period_sec + cnt/(float)timer->freq; tv.sec = (rt_int32_t)t; |