pimoroni-pico/micropython/modules/breakout_icp10125/breakout_icp10125.cpp

75 lines
2.5 KiB
C++

#include "drivers/icp10125/icp10125.hpp"
#include "micropython/modules/util.hpp"
using namespace pimoroni;
extern "C" {
#include "breakout_icp10125.h"
#include "pimoroni_i2c.h"
/***** Variables Struct *****/
typedef struct _breakout_icp10125_BreakoutICP10125_obj_t {
mp_obj_base_t base;
ICP10125 *breakout;
_PimoroniI2C_obj_t *i2c;
} breakout_icp10125_BreakoutICP10125_obj_t;
/***** Constructor *****/
mp_obj_t BreakoutICP10125_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_kw, const mp_obj_t *all_args) {
breakout_icp10125_BreakoutICP10125_obj_t *self = nullptr;
enum { ARG_i2c };
static const mp_arg_t allowed_args[] = {
{ MP_QSTR_i2c, MP_ARG_OBJ, {.u_obj = nullptr} }
};
// Parse args.
mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)];
mp_arg_parse_all_kw_array(n_args, n_kw, all_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args);
self = m_new_obj(breakout_icp10125_BreakoutICP10125_obj_t);
self->base.type = &breakout_icp10125_BreakoutICP10125_type;
self->i2c = PimoroniI2C_from_machine_i2c_or_native(args[ARG_i2c].u_obj);
self->breakout = m_new_class(ICP10125, (pimoroni::I2C *)(self->i2c->i2c));
if(!self->breakout->init()) {
mp_raise_msg(&mp_type_RuntimeError, "BreakoutICP10125: breakout not found when initialising");
}
return MP_OBJ_FROM_PTR(self);
}
/***** Methods *****/
mp_obj_t BreakoutICP10125_measure(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) {
enum { ARG_self, ARG_command };
static const mp_arg_t allowed_args[] = {
{ MP_QSTR_, MP_ARG_REQUIRED | MP_ARG_OBJ },
{ MP_QSTR_command, MP_ARG_INT, {.u_int = NORMAL} },
};
mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)];
mp_arg_parse_all(n_args, pos_args, kw_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args);
breakout_icp10125_BreakoutICP10125_obj_t *self = MP_OBJ_TO_PTR2(args[ARG_self].u_obj, breakout_icp10125_BreakoutICP10125_obj_t);
auto reading = self->breakout->measure((ICP10125::meas_command)args[ARG_command].u_int);
mp_obj_t tuple[3];
tuple[0] = mp_obj_new_float(reading.temperature);
tuple[1] = mp_obj_new_float(reading.pressure);
tuple[2] = mp_obj_new_int(reading.status);
return mp_obj_new_tuple(3, tuple);
}
mp_obj_t BreakoutICP10125_soft_reset(mp_obj_t self_in) {
breakout_icp10125_BreakoutICP10125_obj_t *self = MP_OBJ_TO_PTR2(self_in, breakout_icp10125_BreakoutICP10125_obj_t);
self->breakout->reset();
return mp_const_none;
}
}