nrf5/drivers: Adding lcd ili9341 object implementation to make a new instance. print implemented for debugging pins assigned to the display driver. No interaction yet with the hal driver.
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Glenn Ruben Bakke
parent
28539221ce
commit
5079cb0a25
282
nrf5/drivers/display/lcd_ili9341_obj.c
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282
nrf5/drivers/display/lcd_ili9341_obj.c
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/*
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* This file is part of the Micro Python project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2017 Glenn Ruben Bakke
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include <stdio.h>
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#include "py/obj.h"
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#include "py/runtime.h"
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#include "py/mphal.h"
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#include "genhdr/pins.h"
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// For now PWM is only enabled for nrf52 targets.
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#if MICROPY_PY_DISPLAY_LCD_ILI9341
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/// \moduleref display
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/// \class ILI9341 - ILI9341 TFT LCD display driver.
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#include "pin.h"
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#include "spi.h"
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#include "lcd_mono_fb.h"
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typedef struct _lcd_ili9341_obj_t {
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mp_obj_base_t base;
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machine_hard_spi_obj_t *spi;
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pin_obj_t * pin_cs;
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pin_obj_t * pin_dc;
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mp_obj_framebuf_t * framebuffer;
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} lcd_ili9341_obj_t;
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/// \method __str__()
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/// Return a string describing the ILI9341 object.
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STATIC void lcd_ili9341_print(const mp_print_t *print, mp_obj_t o, mp_print_kind_t kind) {
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lcd_ili9341_obj_t *self = o;
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mp_printf(print, "ILI9341(SPI(mosi=%u, miso=%u, clk=%u),\n",
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self->spi->pyb->spi->init.mosi_pin,
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self->spi->pyb->spi->init.miso_pin,
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self->spi->pyb->spi->init.clk_pin);
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mp_printf(print, " cs=(port=%u, pin=%u), dc=(port=%u, pin=%u),\n",
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self->pin_cs->port,
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self->pin_cs->pin,
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self->pin_dc->port,
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self->pin_dc->pin);
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mp_printf(print, " FB(width=%u, height=%u, dir=%u\n",
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self->framebuffer->width,
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self->framebuffer->height);
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}
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// for make_new
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enum {
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ARG_NEW_WIDTH,
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ARG_NEW_HEIGHT,
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ARG_NEW_SPI,
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ARG_NEW_CS,
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ARG_NEW_DC,
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};
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/*
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from machine import Pin, SPI
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from display import ILI9341
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cs = Pin("A16", mode=Pin.OUT, pull=Pin.PULL_UP)
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dc = Pin("A17", mode=Pin.OUT, pull=Pin.PULL_UP)
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spi = SPI(0)
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d = ILI9341(320, 240, spi, cs, dc)
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*/
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STATIC mp_obj_t lcd_ili9341_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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static const mp_arg_t allowed_args[] = {
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{ ARG_NEW_WIDTH, MP_ARG_REQUIRED | MP_ARG_INT },
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{ ARG_NEW_HEIGHT, MP_ARG_REQUIRED | MP_ARG_INT },
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{ ARG_NEW_SPI, MP_ARG_OBJ, {.u_obj = MP_OBJ_NULL} },
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{ ARG_NEW_CS, MP_ARG_OBJ, {.u_obj = MP_OBJ_NULL} },
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{ ARG_NEW_DC, MP_ARG_OBJ, {.u_obj = MP_OBJ_NULL} },
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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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lcd_ili9341_obj_t *s = m_new_obj_with_finaliser(lcd_ili9341_obj_t);
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s->base.type = type;
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mp_int_t width;
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mp_int_t height;
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if (args[ARG_NEW_WIDTH].u_int > 0) {
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width = args[ARG_NEW_WIDTH].u_int;
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} else {
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nlr_raise(mp_obj_new_exception_msg_varg(&mp_type_ValueError,
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"Display width not set"));
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}
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if (args[ARG_NEW_HEIGHT].u_int > 0) {
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height = args[ARG_NEW_HEIGHT].u_int;
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} else {
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nlr_raise(mp_obj_new_exception_msg_varg(&mp_type_ValueError,
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"Display height not set"));
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}
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if (args[ARG_NEW_SPI].u_obj != MP_OBJ_NULL) {
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s->spi = args[ARG_NEW_SPI].u_obj;
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} else {
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nlr_raise(mp_obj_new_exception_msg_varg(&mp_type_ValueError,
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"Display SPI not set"));
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}
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if (args[ARG_NEW_CS].u_obj != MP_OBJ_NULL) {
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s->pin_cs = args[ARG_NEW_CS].u_obj;
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} else {
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nlr_raise(mp_obj_new_exception_msg_varg(&mp_type_ValueError,
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"Display CS Pin not set"));
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}
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if (args[ARG_NEW_DC].u_obj != MP_OBJ_NULL) {
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s->pin_dc = args[ARG_NEW_DC].u_obj;
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} else {
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nlr_raise(mp_obj_new_exception_msg_varg(&mp_type_ValueError,
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"Display DC Pin not set"));
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}
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// direction arg not yet configurable
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mp_int_t vertical = true;
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printf("Initializing framebuffer\n");
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s->framebuffer = lcd_mono_fb_helper_make_new(width, height, vertical);
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printf("DONE: Initializing framebuffer\n");
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return MP_OBJ_FROM_PTR(s);
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}
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// text
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/// \method fill(color)
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/// Fill framebuffer with the color defined as argument.
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STATIC mp_obj_t lcd_ili9341_fill(mp_obj_t self_in, mp_obj_t color) {
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lcd_ili9341_obj_t *self = MP_OBJ_TO_PTR(self_in);
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(void)self;
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return mp_const_none;
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_2(lcd_ili9341_fill_obj, lcd_ili9341_fill);
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/// \method show([num_of_refresh])
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/// Display content in framebuffer.
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///
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/// - With no argument, no refresh is done.
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/// - With `num_of_refresh` given, the lines touched by previous update
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/// will be refreshed the given number of times. If no lines have been
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/// touched, no update will be performed. To force a refresh, call the
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/// refresh() method explicitly.
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STATIC mp_obj_t lcd_ili9341_show(size_t n_args, const mp_obj_t *args) {
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lcd_ili9341_obj_t *self = MP_OBJ_TO_PTR(args[0]);
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mp_int_t num_of_refresh = 0;
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if (n_args > 1) {
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num_of_refresh = mp_obj_get_int(args[1]);
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}
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(void)num_of_refresh;
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(void)self;
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return mp_const_none;
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(lcd_ili9341_show_obj, 1, 2, lcd_ili9341_show);
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/// \method refresh([num_of_refresh])
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/// Refresh content in framebuffer.
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///
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/// - With no argument, 1 refresh will be done.
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/// - With `num_of_refresh` given, The whole framebuffer will be considered
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/// dirty and will be refreshed the given number of times.
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STATIC mp_obj_t lcd_ili9341_refresh(mp_obj_t self_in) {
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lcd_ili9341_obj_t *self = MP_OBJ_TO_PTR(self_in);
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(void)self;
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return mp_const_none;
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_1(lcd_ili9341_refresh_obj, lcd_ili9341_refresh);
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/// \method pixel(x, y, [color])
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/// Write one pixel in framebuffer.
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///
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/// - With no argument, the color of the pixel in framebuffer will be returend.
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/// - With `color` given, sets the pixel to the color given.
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STATIC mp_obj_t lcd_ili9341_pixel(size_t n_args, const mp_obj_t *args) {
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lcd_ili9341_obj_t *self = MP_OBJ_TO_PTR(args[0]);
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mp_int_t x = mp_obj_get_int(args[1]);
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mp_int_t y = mp_obj_get_int(args[2]);
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mp_int_t color;
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if (n_args >= 3) {
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color = mp_obj_get_int(args[3]);
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}
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(void)self;
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(void)x;
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(void)y;
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(void)color;
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return mp_const_none;
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(lcd_ili9341_pixel_obj, 3, 4, lcd_ili9341_pixel);
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/// \method pixel(text, x, y, [color])
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/// Write one pixel in framebuffer.
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///
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/// - With no argument, the color will be the opposite of background (fill color).
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/// - With `color` given, sets the pixel to the color given.
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STATIC mp_obj_t lcd_ili9341_text(size_t n_args, const mp_obj_t *args) {
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lcd_ili9341_obj_t *self = MP_OBJ_TO_PTR(args[0]);
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const char *str = mp_obj_str_get_str(args[1]);
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mp_int_t x = mp_obj_get_int(args[2]);
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mp_int_t y = mp_obj_get_int(args[3]);
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mp_int_t color;
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if (n_args >= 4) {
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color = mp_obj_get_int(args[3]);
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}
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(void)self;
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(void)str;
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(void)x;
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(void)y;
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(void)color;
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return mp_const_none;
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(lcd_ili9341_text_obj, 4, 5, lcd_ili9341_text);
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STATIC mp_obj_t lcd_ili9341_del(mp_obj_t self_in) {
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lcd_ili9341_obj_t *self = MP_OBJ_TO_PTR(self_in);
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(void)self;
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return mp_const_none;
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_1(lcd_ili9341_del_obj, lcd_ili9341_del);
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STATIC const mp_map_elem_t lcd_ili9341_locals_dict_table[] = {
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{ MP_OBJ_NEW_QSTR(MP_QSTR___del__), (mp_obj_t)(&lcd_ili9341_del_obj) },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_fill), (mp_obj_t)(&lcd_ili9341_fill_obj) },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_show), (mp_obj_t)(&lcd_ili9341_show_obj) },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_text), (mp_obj_t)(&lcd_ili9341_text_obj) },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_pixel), (mp_obj_t)(&lcd_ili9341_pixel_obj) },
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#if 0
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{ MP_OBJ_NEW_QSTR(MP_QSTR_bitmap), (mp_obj_t)(&lcd_ili9341_bitmap_obj) },
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#endif
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{ MP_OBJ_NEW_QSTR(MP_QSTR_COLOR_BLACK), MP_OBJ_NEW_SMALL_INT(LCD_BLACK) },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_COLOR_WHITE), MP_OBJ_NEW_SMALL_INT(LCD_WHITE) },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_VERTICAL), MP_OBJ_NEW_SMALL_INT(0) },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_HORIZONTAL), MP_OBJ_NEW_SMALL_INT(1) },
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};
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STATIC MP_DEFINE_CONST_DICT(lcd_ili9341_locals_dict, lcd_ili9341_locals_dict_table);
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const mp_obj_type_t lcd_ili9341_type = {
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{ &mp_type_type },
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.name = MP_QSTR_ILI9341,
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.print = lcd_ili9341_print,
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.make_new = lcd_ili9341_make_new,
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.locals_dict = (mp_obj_t)&lcd_ili9341_locals_dict
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};
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#endif // MICROPY_PY_DISPLAY_LCD_ILI9341
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35
nrf5/drivers/display/lcd_ili9341_obj.h
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35
nrf5/drivers/display/lcd_ili9341_obj.h
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@ -0,0 +1,35 @@
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/*
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* This file is part of the Micro Python project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2017 Glenn Ruben Bakke
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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||||
* of this software and associated documentation files (the "Software"), to deal
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||||
* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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||||
* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#ifndef LCD_ILI9341_H__
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#define LCD_ILI9341_H__
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#include <py/obj.h>
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extern const mp_obj_type_t lcd_ili9341_type;
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#endif // LCD_ILI9341_H__
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