kopia lustrzana https://github.com/pimoroni/pimoroni-pico
124 wiersze
4.9 KiB
C++
124 wiersze
4.9 KiB
C++
#include "common/pimoroni_bus.hpp"
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#include "micropython/modules/util.hpp"
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#include <cstdio>
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using namespace pimoroni;
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extern "C" {
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#include "pimoroni_bus.h"
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#include "py/mperrno.h"
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void PimoroniBus_print(const mp_print_t *print, mp_obj_t self_in, mp_print_kind_t kind) {
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_PimoroniBus_obj_t *self = MP_OBJ_TO_PTR2(self_in, _PimoroniBus_obj_t);
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if(self->base.type == &SPIPins_type) {
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SPIPins *pins = (SPIPins *)self->pins;
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mp_print_str(print, "SPIBus(");
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mp_obj_print_helper(print, mp_obj_new_int((pins->spi == spi0) ? 0 : 1), PRINT_REPR);
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mp_print_str(print, ", ");
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mp_obj_print_helper(print, mp_obj_new_int(pins->cs), PRINT_REPR);
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mp_print_str(print, ", ");
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mp_obj_print_helper(print, mp_obj_new_int(pins->sck), PRINT_REPR);
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mp_print_str(print, ", ");
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mp_obj_print_helper(print, mp_obj_new_int(pins->mosi), PRINT_REPR);
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mp_print_str(print, ", ");
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mp_obj_print_helper(print, mp_obj_new_int(pins->miso == PIN_UNUSED ? -1 : pins->miso), PRINT_REPR);
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mp_print_str(print, ", ");
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mp_obj_print_helper(print, mp_obj_new_int(pins->dc == PIN_UNUSED ? -1 : pins->dc), PRINT_REPR);
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mp_print_str(print, ", ");
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mp_obj_print_helper(print, mp_obj_new_int(pins->bl == PIN_UNUSED ? -1 : pins->bl), PRINT_REPR);
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mp_print_str(print, ")");
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} else {
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ParallelPins *pins = (ParallelPins *)self->pins;
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mp_print_str(print, "ParallelBus(");
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mp_obj_print_helper(print, mp_obj_new_int(pins->cs), PRINT_REPR);
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mp_print_str(print, ", ");
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mp_obj_print_helper(print, mp_obj_new_int(pins->dc), PRINT_REPR);
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mp_print_str(print, ", ");
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mp_obj_print_helper(print, mp_obj_new_int(pins->wr_sck), PRINT_REPR);
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mp_print_str(print, ", ");
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mp_obj_print_helper(print, mp_obj_new_int(pins->rd_sck), PRINT_REPR);
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mp_print_str(print, ", ");
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mp_obj_print_helper(print, mp_obj_new_int(pins->d0), PRINT_REPR);
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mp_print_str(print, ", ");
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mp_obj_print_helper(print, mp_obj_new_int(pins->bl == PIN_UNUSED ? -1 : pins->bl), PRINT_REPR);
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mp_print_str(print, ")");
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}
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(void)kind;
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}
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mp_obj_t SPIPins_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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enum { ARG_cs, ARG_dc, ARG_sck, ARG_mosi, ARG_miso, ARG_bl };
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static const mp_arg_t allowed_args[] = {
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{ MP_QSTR_cs, MP_ARG_INT, {.u_int = SPI_BG_FRONT_CS} },
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{ MP_QSTR_dc, MP_ARG_INT, {.u_int = SPI_DEFAULT_MISO} },
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{ MP_QSTR_sck, MP_ARG_INT, {.u_int = SPI_DEFAULT_SCK} },
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{ MP_QSTR_mosi, MP_ARG_INT, {.u_int = SPI_DEFAULT_MOSI} },
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{ MP_QSTR_miso, MP_ARG_INT, {.u_int = PIN_UNUSED} },
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{ MP_QSTR_bl, 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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_PimoroniBus_obj_t *self = m_new_obj(_PimoroniBus_obj_t);
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self->base.type = &SPIPins_type;
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self->pins = new(m_new(SPIPins, 1)) SPIPins{
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((args[ARG_sck].u_int >> 3) & 0b1) == 0 ? spi0 : spi1,
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(uint)args[ARG_cs].u_int,
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(uint)args[ARG_sck].u_int,
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(uint)args[ARG_mosi].u_int,
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(uint)args[ARG_miso].u_int,
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(uint)args[ARG_dc].u_int,
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(uint)args[ARG_bl].u_int
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};
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return MP_OBJ_FROM_PTR(self);
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}
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// Factory function.
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// Returns an "SPIBus" instance for the given SPI slot.
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mp_obj_t SPISlot(mp_obj_t slot_in) {
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int slot = mp_obj_get_int(slot_in);
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_PimoroniBus_obj_t *obj = m_new_obj(_PimoroniBus_obj_t);
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obj->base.type = &SPIPins_type;
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SPIPins slot_pins = get_spi_pins((BG_SPI_SLOT)slot);
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obj->pins = new(m_new(SPIPins, 1)) SPIPins(slot_pins);
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return MP_OBJ_FROM_PTR(obj);
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}
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mp_obj_t ParallelPins_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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enum { ARG_cs, ARG_dc, ARG_wr_sck, ARG_rd_sck, ARG_d0, ARG_bl };
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static const mp_arg_t allowed_args[] = {
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{ MP_QSTR_cs, MP_ARG_INT, {.u_int = 10} },
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{ MP_QSTR_dc, MP_ARG_INT, {.u_int = 11} },
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{ MP_QSTR_wr_sck, MP_ARG_INT, {.u_int = 12} },
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{ MP_QSTR_rd_sck, MP_ARG_INT, {.u_int = 13} },
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{ MP_QSTR_d0, MP_ARG_INT, {.u_int = 14} },
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{ MP_QSTR_bl, MP_ARG_INT, {.u_int = 2} },
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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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_PimoroniBus_obj_t *self = m_new_obj(_PimoroniBus_obj_t);
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self->base.type = &ParallelPins_type;
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self->pins = new(m_new(ParallelPins, 1)) ParallelPins{
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(uint)args[ARG_cs].u_int,
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(uint)args[ARG_dc].u_int,
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(uint)args[ARG_wr_sck].u_int,
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(uint)args[ARG_rd_sck].u_int,
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(uint)args[ARG_d0].u_int,
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args[ARG_bl].u_int == -1 ? PIN_UNUSED : (uint)args[ARG_bl].u_int
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};
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return MP_OBJ_FROM_PTR(self);
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}
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} |