diff options
| author | robert-hh <robert@hammelrath.com> | 2024-01-22 18:04:44 +0100 |
|---|---|---|
| committer | Damien George <damien@micropython.org> | 2024-03-26 16:41:08 +1100 |
| commit | 4dd288ff62a14d973166ef3b041ab0fe7c78863c (patch) | |
| tree | 8437cc6473ec528b3e1846895c0f8f65e3fddd80 | |
| parent | 5e926b222259cb38db5c044b2f7656e2bdba2513 (diff) | |
nrf/modules/machine/pwm: Tag a PWM device as used in the constructor.
When PWM constructor was created without specifying a device or setting
both freq and duty rate, it was not tagged as used, and further calls to
get a PWM object may get the same PWM device assigned.
Fixes #13494.
Signed-off-by: robert-hh <robert@hammelrath.com>
| -rw-r--r-- | ports/nrf/modules/machine/pwm.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/ports/nrf/modules/machine/pwm.c b/ports/nrf/modules/machine/pwm.c index 393d10617..8145509c7 100644 --- a/ports/nrf/modules/machine/pwm.c +++ b/ports/nrf/modules/machine/pwm.c @@ -233,6 +233,11 @@ static mp_obj_t mp_machine_pwm_make_new(const mp_obj_type_t *type, size_t n_args self->p_config->mode[pwm_channel] = MODE_HIGH_LOW; self->p_config->defer_start = false; + // Allocate the device if it was not used before. + if (hard_configs[pwm_id].active == FREE) { + hard_configs[pwm_id].active = STOPPED; + } + // start the PWM running for this channel mp_map_t kw_args; mp_map_init_fixed_table(&kw_args, n_kw, all_args + n_args); |