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esp8266/modpybrtc.c: Implement machine.RTC.alarm_left()

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Implementation of machine.RTC.alarm_left(), like described in the
documentation.
This commit is contained in:
puuu 2016-09-29 18:34:42 +09:00 committed by Damien George
parent 7a9c183c20
commit bcf60b43ee
1 changed files with 16 additions and 0 deletions
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16
esp8266/modpybrtc.c
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@ -219,6 +219,21 @@ STATIC mp_obj_t pyb_rtc_alarm(mp_obj_t self_in, mp_obj_t alarm_id, mp_obj_t time
}
STATIC MP_DEFINE_CONST_FUN_OBJ_3(pyb_rtc_alarm_obj, pyb_rtc_alarm);
STATIC mp_obj_t pyb_rtc_alarm_left(size_t n_args, const mp_obj_t *args) {
// check we want alarm0
if (n_args > 1 && mp_obj_get_int(args[1]) != 0) {
mp_raise_ValueError("invalid alarm");
}
uint64_t now = pyb_rtc_get_us_since_2000();
if (pyb_rtc_alarm0_expiry <= now) {
return MP_OBJ_NEW_SMALL_INT(0);
} else {
return mp_obj_new_int((pyb_rtc_alarm0_expiry - now) / 1000);
}
}
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(pyb_rtc_alarm_left_obj, 1, 2, pyb_rtc_alarm_left);
STATIC mp_obj_t pyb_rtc_irq(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) {
enum { ARG_trigger, ARG_wake };
static const mp_arg_t allowed_args[] = {
@ -244,6 +259,7 @@ STATIC const mp_map_elem_t pyb_rtc_locals_dict_table[] = {
{ MP_OBJ_NEW_QSTR(MP_QSTR_datetime), (mp_obj_t)&pyb_rtc_datetime_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_memory), (mp_obj_t)&pyb_rtc_memory_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_alarm), (mp_obj_t)&pyb_rtc_alarm_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_alarm_left), (mp_obj_t)&pyb_rtc_alarm_left_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_irq), (mp_obj_t)&pyb_rtc_irq_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_ALARM0), MP_OBJ_NEW_SMALL_INT(0) },
};