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PWM: Implemented duty set/get.

This commit is contained in:
Yilin Sun 2023-04-13 00:52:55 +08:00
parent 850ed007ae
commit 61d8f29145
Signed by: imi415
GPG Key ID: 17F01E106F9F5E0A
1 changed files with 27 additions and 0 deletions
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27
mrbgems/machine-pwm/src/pwm.c
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@ -117,6 +117,31 @@ static mrb_value mrb_pwm_enabled_set(mrb_state *mrb, mrb_value self) {
}
}
static mrb_value mrb_pwm_duty_get(mrb_state *mrb, mrb_value self) {
mrb_pwm_t *pwm_ch = mrb_data_get_ptr(mrb, self, &mrb_pwm_type);
if (pwm_ch == NULL) {
mrb_raise(mrb, E_RUNTIME_ERROR, "Uninitialized PWM struct");
}
uint16_t duty = mrb_machine_pwm_impl_duty_get(pwm_ch->channel);
return mrb_int_value(mrb, duty);
}
static mrb_value mrb_pwm_duty_set(mrb_state *mrb, mrb_value self) {
mrb_value new_duty = mrb_get_arg1(mrb);
mrb_ensure_integer_type(mrb, new_duty);
mrb_pwm_t *pwm_ch = mrb_data_get_ptr(mrb, self, &mrb_pwm_type);
if (pwm_ch == NULL) {
mrb_raise(mrb, E_RUNTIME_ERROR, "Uninitialized PWM struct");
}
mrb_machine_pwm_impl_duty_set(pwm_ch->channel, mrb_integer(new_duty));
return mrb_nil_value();
}
void mrb_machine_pwm_gem_init(mrb_state *mrb) {
/**
* Example:
@ -139,6 +164,8 @@ void mrb_machine_pwm_gem_init(mrb_state *mrb) {
mrb_define_method(mrb, class_pwm, "disable", mrb_pwm_disable, MRB_ARGS_NONE());
mrb_define_method(mrb, class_pwm, "enabled", mrb_pwm_enabled_get, MRB_ARGS_NONE());
mrb_define_method(mrb, class_pwm, "enabled=", mrb_pwm_enabled_set, MRB_ARGS_ARG(1, 0));
mrb_define_method(mrb, class_pwm, "duty", mrb_pwm_duty_get, MRB_ARGS_NONE());
mrb_define_method(mrb, class_pwm, "duty=", mrb_pwm_duty_set, MRB_ARGS_ARG(1, 0));
/* TODO: Implement methods */
}