kopia lustrzana https://github.com/pimoroni/pimoroni-pico
264 wiersze
10 KiB
C++
264 wiersze
10 KiB
C++
#include "libraries/breakout_as7262/breakout_as7262.hpp"
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#define MP_OBJ_TO_PTR2(o, t) ((t *)(uintptr_t)(o))
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// SDA/SCL on even/odd pins, I2C0/I2C1 on even/odd pairs of pins.
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#define IS_VALID_SCL(i2c, pin) (((pin) & 1) == 1 && (((pin) & 2) >> 1) == (i2c))
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#define IS_VALID_SDA(i2c, pin) (((pin) & 1) == 0 && (((pin) & 2) >> 1) == (i2c))
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using namespace pimoroni;
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extern "C" {
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#include "breakout_as7262.h"
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/***** Variables Struct *****/
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typedef struct _breakout_as7262_BreakoutAS7262_obj_t {
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mp_obj_base_t base;
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BreakoutAS7262 *breakout;
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} breakout_as7262_BreakoutAS7262_obj_t;
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/***** Print *****/
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void BreakoutAS7262_print(const mp_print_t *print, mp_obj_t self_in, mp_print_kind_t kind) {
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(void)kind; //Unused input parameter
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breakout_as7262_BreakoutAS7262_obj_t *self = MP_OBJ_TO_PTR2(self_in, breakout_as7262_BreakoutAS7262_obj_t);
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BreakoutAS7262* breakout = self->breakout;
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mp_print_str(print, "BreakoutAS7262(");
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mp_print_str(print, "i2c = ");
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mp_obj_print_helper(print, mp_obj_new_int((breakout->get_i2c() == i2c0) ? 0 : 1), PRINT_REPR);
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mp_print_str(print, ", sda = ");
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mp_obj_print_helper(print, mp_obj_new_int(breakout->get_sda()), PRINT_REPR);
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mp_print_str(print, ", scl = ");
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mp_obj_print_helper(print, mp_obj_new_int(breakout->get_scl()), PRINT_REPR);
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mp_print_str(print, ", int = ");
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mp_obj_print_helper(print, mp_obj_new_int(breakout->get_int()), PRINT_REPR);
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mp_print_str(print, ")");
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}
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/***** Constructor *****/
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mp_obj_t BreakoutAS7262_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_kw, const mp_obj_t *all_args) {
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breakout_as7262_BreakoutAS7262_obj_t *self = nullptr;
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enum { ARG_i2c, ARG_sda, ARG_scl, ARG_int };
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static const mp_arg_t allowed_args[] = {
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{ MP_QSTR_i2c, MP_ARG_INT, {.u_int = -1} },
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{ MP_QSTR_sda, MP_ARG_INT, {.u_int = I2C_DEFAULT_SDA} },
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{ MP_QSTR_scl, MP_ARG_INT, {.u_int = I2C_DEFAULT_SCL} },
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{ MP_QSTR_interrupt, MP_ARG_INT, {.u_int = PIN_UNUSED} },
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};
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// Parse args.
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mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)];
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mp_arg_parse_all_kw_array(n_args, n_kw, all_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args);
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// Get I2C bus.
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int i2c_id = args[ARG_i2c].u_int;
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int sda = args[ARG_sda].u_int;
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int scl = args[ARG_scl].u_int;
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if(i2c_id == -1) {
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i2c_id = (sda >> 1) & 0b1; // If no i2c specified, choose the one for the given SDA pin
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}
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if(i2c_id < 0 || i2c_id > 1) {
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mp_raise_msg_varg(&mp_type_ValueError, MP_ERROR_TEXT("I2C(%d) doesn't exist"), i2c_id);
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}
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if(!IS_VALID_SDA(i2c_id, sda)) {
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mp_raise_ValueError(MP_ERROR_TEXT("bad SDA pin"));
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}
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if(!IS_VALID_SCL(i2c_id, scl)) {
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mp_raise_ValueError(MP_ERROR_TEXT("bad SCL pin"));
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}
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self = m_new_obj(breakout_as7262_BreakoutAS7262_obj_t);
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self->base.type = &breakout_as7262_BreakoutAS7262_type;
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i2c_inst_t *i2c = (i2c_id == 0) ? i2c0 : i2c1;
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self->breakout = new BreakoutAS7262(i2c, sda, scl, args[ARG_int].u_int);
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if(!self->breakout->init()) {
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mp_raise_msg(&mp_type_RuntimeError, "AS7262 breakout not found when initialising");
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}
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return MP_OBJ_FROM_PTR(self);
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}
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/***** Methods *****/
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mp_obj_t BreakoutAS7262_reset(mp_obj_t self_in) {
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breakout_as7262_BreakoutAS7262_obj_t *self = MP_OBJ_TO_PTR2(self_in, breakout_as7262_BreakoutAS7262_obj_t);
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self->breakout->reset();
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return mp_const_none;
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}
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mp_obj_t BreakoutAS7262_device_type(mp_obj_t self_in) {
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breakout_as7262_BreakoutAS7262_obj_t *self = MP_OBJ_TO_PTR2(self_in, breakout_as7262_BreakoutAS7262_obj_t);
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return mp_obj_new_int(self->breakout->device_type());
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}
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mp_obj_t BreakoutAS7262_hardware_version(mp_obj_t self_in) {
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breakout_as7262_BreakoutAS7262_obj_t *self = MP_OBJ_TO_PTR2(self_in, breakout_as7262_BreakoutAS7262_obj_t);
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return mp_obj_new_int(self->breakout->hardware_version());
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}
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mp_obj_t BreakoutAS7262_firmware_version(mp_obj_t self_in) {
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breakout_as7262_BreakoutAS7262_obj_t *self = MP_OBJ_TO_PTR2(self_in, breakout_as7262_BreakoutAS7262_obj_t);
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uint8_t major, minor, sub;
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self->breakout->firmware_version(major, minor, sub);
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mp_obj_t tuple[3];
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tuple[0] = mp_obj_new_int(major);
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tuple[1] = mp_obj_new_float(minor);
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tuple[2] = mp_obj_new_float(sub);
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return mp_obj_new_tuple(3, tuple);
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}
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mp_obj_t BreakoutAS7262_read(mp_obj_t self_in) {
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breakout_as7262_BreakoutAS7262_obj_t *self = MP_OBJ_TO_PTR2(self_in, breakout_as7262_BreakoutAS7262_obj_t);
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BreakoutAS7262::reading reading = self->breakout->read();
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mp_obj_t tuple[6];
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tuple[0] = mp_obj_new_float(reading.red);
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tuple[1] = mp_obj_new_float(reading.orange);
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tuple[2] = mp_obj_new_float(reading.yellow);
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tuple[3] = mp_obj_new_float(reading.green);
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tuple[4] = mp_obj_new_float(reading.blue);
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tuple[5] = mp_obj_new_float(reading.violet);
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return mp_obj_new_tuple(6, tuple);
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}
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mp_obj_t BreakoutAS7262_temperature(mp_obj_t self_in) {
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breakout_as7262_BreakoutAS7262_obj_t *self = MP_OBJ_TO_PTR2(self_in, breakout_as7262_BreakoutAS7262_obj_t);
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return mp_obj_new_int(self->breakout->temperature());
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}
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mp_obj_t BreakoutAS7262_set_gain(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) {
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enum { ARG_self, ARG_gain };
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static const mp_arg_t allowed_args[] = {
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{ MP_QSTR_, MP_ARG_REQUIRED | MP_ARG_OBJ },
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{ MP_QSTR_gain, MP_ARG_REQUIRED | MP_ARG_INT },
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};
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mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)];
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mp_arg_parse_all(n_args, pos_args, kw_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args);
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int gain = args[ARG_gain].u_int;
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if(gain < 0 || gain > 3) {
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mp_raise_ValueError("mode not a valid value. Expected 0 to 3 (X1, X3_7, X16, X64)");
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}
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else {
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breakout_as7262_BreakoutAS7262_obj_t *self = MP_OBJ_TO_PTR2(args[ARG_self].u_obj, breakout_as7262_BreakoutAS7262_obj_t);
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self->breakout->set_gain((BreakoutAS7262::gain)gain);
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}
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return mp_const_none;
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}
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mp_obj_t BreakoutAS7262_set_measurement_mode(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) {
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enum { ARG_self, ARG_mode };
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static const mp_arg_t allowed_args[] = {
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{ MP_QSTR_, MP_ARG_REQUIRED | MP_ARG_OBJ },
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{ MP_QSTR_mode, MP_ARG_REQUIRED | MP_ARG_INT },
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};
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mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)];
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mp_arg_parse_all(n_args, pos_args, kw_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args);
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int mode = args[ARG_mode].u_int;
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if(mode < 0 || mode > 3) {
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mp_raise_ValueError("mode not a valid value. Expected 0 to 3 (CONT_YGNV, CONT_ROYG, CONT_ROYGBR, ONESHOT)");
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}
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else {
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breakout_as7262_BreakoutAS7262_obj_t *self = MP_OBJ_TO_PTR2(args[ARG_self].u_obj, breakout_as7262_BreakoutAS7262_obj_t);
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self->breakout->set_measurement_mode((BreakoutAS7262::measurement_mode)mode);
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}
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return mp_const_none;
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}
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mp_obj_t BreakoutAS7262_set_indicator_current(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) {
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enum { ARG_self, ARG_current };
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static const mp_arg_t allowed_args[] = {
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{ MP_QSTR_, MP_ARG_REQUIRED | MP_ARG_OBJ },
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{ MP_QSTR_current, MP_ARG_REQUIRED | MP_ARG_INT },
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};
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mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)];
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mp_arg_parse_all(n_args, pos_args, kw_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args);
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int current = args[ARG_current].u_int;
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if(current < 0 || current > 3) {
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mp_raise_ValueError("current not a valid value. Expected 0 to 3 (MA1, MA2, MA4, MA8)");
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}
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else {
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breakout_as7262_BreakoutAS7262_obj_t *self = MP_OBJ_TO_PTR2(args[ARG_self].u_obj, breakout_as7262_BreakoutAS7262_obj_t);
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self->breakout->set_indicator_current((BreakoutAS7262::indicator_current)current);
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}
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return mp_const_none;
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}
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mp_obj_t BreakoutAS7262_set_illumination_current(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) {
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enum { ARG_self, ARG_current };
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static const mp_arg_t allowed_args[] = {
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{ MP_QSTR_, MP_ARG_REQUIRED | MP_ARG_OBJ },
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{ MP_QSTR_current, MP_ARG_REQUIRED | MP_ARG_INT },
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};
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mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)];
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mp_arg_parse_all(n_args, pos_args, kw_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args);
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int current = args[ARG_current].u_int;
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if(current < 0 || current > 3) {
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mp_raise_ValueError("current not a valid value. Expected 0 to 3 (MA12, MA25, MA50, MA100)");
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}
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else {
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breakout_as7262_BreakoutAS7262_obj_t *self = MP_OBJ_TO_PTR2(args[ARG_self].u_obj, breakout_as7262_BreakoutAS7262_obj_t);
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self->breakout->set_illumination_current((BreakoutAS7262::illumination_current)current);
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}
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return mp_const_none;
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}
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mp_obj_t BreakoutAS7262_set_integration_time(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) {
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enum { ARG_self, ARG_integration_time };
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static const mp_arg_t allowed_args[] = {
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{ MP_QSTR_, MP_ARG_REQUIRED | MP_ARG_OBJ },
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{ MP_QSTR_integration_time, MP_ARG_REQUIRED | MP_ARG_OBJ },
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};
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mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)];
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mp_arg_parse_all(n_args, pos_args, kw_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args);
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float integration_time = mp_obj_get_float(args[ARG_integration_time].u_obj);
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breakout_as7262_BreakoutAS7262_obj_t *self = MP_OBJ_TO_PTR2(args[ARG_self].u_obj, breakout_as7262_BreakoutAS7262_obj_t);
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self->breakout->set_integration_time(integration_time);
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return mp_const_none;
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}
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mp_obj_t BreakoutAS7262_set_leds(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) {
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enum { ARG_self, ARG_illumination, ARG_indicator };
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static const mp_arg_t allowed_args[] = {
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{ MP_QSTR_, MP_ARG_REQUIRED | MP_ARG_OBJ },
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{ MP_QSTR_illumination, MP_ARG_REQUIRED | MP_ARG_BOOL },
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{ MP_QSTR_indicator, MP_ARG_REQUIRED | MP_ARG_BOOL },
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};
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mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)];
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mp_arg_parse_all(n_args, pos_args, kw_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args);
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breakout_as7262_BreakoutAS7262_obj_t *self = MP_OBJ_TO_PTR2(args[ARG_self].u_obj, breakout_as7262_BreakoutAS7262_obj_t);
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self->breakout->set_leds(args[ARG_illumination].u_bool, args[ARG_indicator].u_bool);
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return mp_const_none;
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}
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} |