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nrf5/modules: Adding support for periodic RTC callback.

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This commit is contained in:
Glenn Ruben Bakke 2017-03-06 21:33:29 +01:00
parent c301cca2a4
commit 3debb43e83
1 changed files with 17 additions and 1 deletions
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18
nrf5/modules/machine/rtc.c
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@ -39,6 +39,8 @@ typedef struct _machine_rtc_obj_t {
mp_obj_base_t base;
RTC_HandleTypeDef *rtc;
mp_obj_t callback;
mp_int_t period;
mp_int_t type;
} machine_rtc_obj_t;
RTC_HandleTypeDef RTCHandle0 = {.config.p_instance = NULL, .id = 0};
@ -53,6 +55,11 @@ STATIC void hal_interrupt_handle(NRF_RTC_Type * p_instance) {
if (p_instance == RTC0) {
const machine_rtc_obj_t *self = &machine_rtc_obj[0];
mp_call_function_0(self->callback);
hal_rtc_stop(&self->rtc->config);
if (self->type == 1) {
hal_rtc_start(&self->rtc->config, self->period);
}
} else if (p_instance == RTC1) {
const machine_rtc_obj_t *self = &machine_rtc_obj[1];
mp_call_function_0(self->callback);
@ -111,7 +118,7 @@ STATIC void rtc_print(const mp_print_t *print, mp_obj_t o, mp_print_kind_t kind)
from machine import RTC
def cb():
print("Callback")
r = RTC(0, 8, cb)
r = RTC(0, 8, cb, type=RTC.PERIODIC)
r.start(16)
*/
@ -120,6 +127,7 @@ STATIC mp_obj_t machine_rtc_make_new(const mp_obj_type_t *type, size_t n_args, s
{ MP_QSTR_id, MP_ARG_REQUIRED | MP_ARG_OBJ, {.u_obj = mp_const_none} },
{ MP_QSTR_frequency, MP_ARG_REQUIRED | MP_ARG_OBJ, {.u_obj = mp_const_none} },
{ MP_QSTR_callback, MP_ARG_REQUIRED | MP_ARG_OBJ, {.u_obj = mp_const_none} },
{ MP_QSTR_type, MP_ARG_KW_ONLY | MP_ARG_INT, {.u_int = 0} },
};
// parse args
@ -150,6 +158,8 @@ STATIC mp_obj_t machine_rtc_make_new(const mp_obj_type_t *type, size_t n_args, s
self->callback = args[2].u_obj;
}
self->type = args[3].u_int;
hal_rtc_init(&self->rtc->config);
return MP_OBJ_FROM_PTR(self);
@ -163,6 +173,8 @@ STATIC mp_obj_t machine_rtc_start(mp_obj_t self_in, mp_obj_t period_in) {
machine_rtc_obj_t * self = MP_OBJ_TO_PTR(self_in);
mp_int_t period = mp_obj_get_int(period_in);
self->period = mp_obj_get_int(period_in);
hal_rtc_start(&self->rtc->config, period);
return mp_const_none;
@ -185,6 +197,10 @@ STATIC MP_DEFINE_CONST_FUN_OBJ_1(machine_rtc_stop_obj, machine_rtc_stop);
STATIC const mp_map_elem_t machine_rtc_locals_dict_table[] = {
{ MP_OBJ_NEW_QSTR(MP_QSTR_start), (mp_obj_t)(&machine_rtc_start_obj) },
{ MP_OBJ_NEW_QSTR(MP_QSTR_stop), (mp_obj_t)(&machine_rtc_stop_obj) },
// constants
{ MP_OBJ_NEW_QSTR(MP_QSTR_ONESHOT), MP_OBJ_NEW_SMALL_INT(0) },
{ MP_OBJ_NEW_QSTR(MP_QSTR_PERIODIC), MP_OBJ_NEW_SMALL_INT(1) },
};
STATIC MP_DEFINE_CONST_DICT(machine_rtc_locals_dict, machine_rtc_locals_dict_table);