2020-01-14 15:35:23 -05:00
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/*
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* This file is part of the MicroPython 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) 2020 Joey Castillo
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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 "boards/board.h"
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#include "mpconfigboard.h"
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#include "hal/include/hal_gpio.h"
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#include "shared-bindings/busio/SPI.h"
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#include "shared-bindings/displayio/FourWire.h"
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#include "shared-bindings/time/__init__.h"
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#include "shared-module/displayio/__init__.h"
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#include "shared-module/displayio/mipi_constants.h"
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displayio_fourwire_obj_t board_display_obj;
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#define DELAY 0x80
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#define HEIGHT 400
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#define WIDTH 300
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uint8_t start_sequence[] = {
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0x01, 0x04, 0x03, 0x00, 0x2b, 0x2b, // power setting
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0x06, 0x03, 0x17, 0x17, 0x17, // booster soft start
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0x04, 0x80, 0xc8, // power on and wait 200 ms
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0x00, 0x01, 0x0f, // panel setting
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0x61, 0x04, (HEIGHT >> 8) & 0xFF, HEIGHT & 0xFF, (WIDTH >> 8) & 0xFF, WIDTH & 0xFF // Resolution
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};
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uint8_t stop_sequence[] = {
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0x50, 0x01, 0xf7, // CDI setting
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0x02, 0x80, 0xf0 // Power off
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};
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void board_init(void) {
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busio_spi_obj_t* spi = &displays[0].fourwire_bus.inline_bus;
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2020-02-28 23:32:24 -05:00
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common_hal_busio_spi_construct(spi, &pin_PB13, &pin_PB15, NULL);
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2020-01-14 15:35:23 -05:00
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common_hal_busio_spi_never_reset(spi);
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displayio_fourwire_obj_t* bus = &displays[0].fourwire_bus;
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bus->base.type = &displayio_fourwire_type;
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common_hal_displayio_fourwire_construct(bus,
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spi,
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&pin_PB05, // EPD_DC Command or data
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&pin_PB07, // EPD_CS Chip select
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&pin_PA00, // EPD_RST Reset
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2020-03-27 17:35:29 -04:00
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1000000, // Baudrate
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0, // Polarity
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0); // Phase
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2020-01-14 15:35:23 -05:00
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displayio_epaperdisplay_obj_t* display = &displays[0].epaper_display;
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display->base.type = &displayio_epaperdisplay_type;
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common_hal_displayio_epaperdisplay_construct(display,
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bus,
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start_sequence,
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sizeof(start_sequence),
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stop_sequence,
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sizeof(stop_sequence),
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2020-07-29 13:46:10 -04:00
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300, // width
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400, // height
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300, // RAM width
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400, // RAM height
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2020-01-14 15:35:23 -05:00
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0, // colstart
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0, // rowstart
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2020-07-29 13:46:10 -04:00
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270, // rotation
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2020-01-14 15:35:23 -05:00
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NO_COMMAND, // set_column_window_command
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NO_COMMAND, // set_row_window_command
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NO_COMMAND, // set_current_column_command
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NO_COMMAND, // set_current_row_command
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0x13, // write_black_ram_command
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false, // black_bits_inverted
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NO_COMMAND, // write_color_ram_command (can add this for grayscale eventually)
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false, // color_bits_inverted
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0x000000, // highlight_color
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0x12, // refresh_display_command
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40, // refresh_time
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&pin_PA01, // busy_pin
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false, // busy_state
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5, // seconds_per_frame
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false); // chip_select (don't always toggle chip select)
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}
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bool board_requests_safe_mode(void) {
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return false;
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}
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void reset_board(void) {
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}
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