circuitpython/ports/nrf/boards/ohs2020_badge/board.c

Ignoring revisions in .git-blame-ignore-revs. Click here to bypass and see the normal blame view.

96 lines
3.7 KiB
C
Raw Normal View History

/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2017 Scott Shawcroft for Adafruit Industries
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include "supervisor/board.h"
#include "mpconfigboard.h"
#include "shared-bindings/busio/SPI.h"
#include "shared-bindings/displayio/FourWire.h"
#include "shared-module/displayio/__init__.h"
#include "shared-module/displayio/mipi_constants.h"
displayio_fourwire_obj_t board_display_obj;
#define DELAY 0x80
uint8_t display_init_sequence[] = {
0x01, 0 | DELAY, 150, // SWRESET
0x11, 0 | DELAY, 255, // SLPOUT
0x36, 1, 0b10100000, // _MADCTL bottom to top refresh in vsync aligned order.
0x3a, 1, 0x55, // COLMOD - 16bit color
0x21, 0 | DELAY, 10, // _INVON
0x13, 0 | DELAY, 10, // _NORON
0x29, 0 | DELAY, 255, // _DISPON
};
void board_init(void) {
2021-03-15 09:57:36 -04:00
busio_spi_obj_t *spi = &displays[0].fourwire_bus.inline_bus;
common_hal_busio_spi_construct(spi, &pin_P0_11, &pin_P0_12, NULL, false);
common_hal_busio_spi_never_reset(spi);
2021-03-15 09:57:36 -04:00
displayio_fourwire_obj_t *bus = &displays[0].fourwire_bus;
bus->base.type = &displayio_fourwire_type;
common_hal_displayio_fourwire_construct(bus,
spi,
&pin_P0_08, // TFT_DC Command or data
&pin_P0_14, // TFT_CS Chip select
&pin_P0_13, // TFT_RST Reset
2020-03-27 17:35:29 -04:00
60000000, // Baudrate
0, // Polarity
0); // Phase
2021-03-15 09:57:36 -04:00
displayio_display_obj_t *display = &displays[0].display;
display->base.type = &displayio_display_type;
common_hal_displayio_display_construct(display,
bus,
240, // Width (after rotation)
240, // Height (after rotation)
80, // column start
0, // row start
0, // rotation
16, // Color depth
false, // Grayscale
false, // Pixels in a byte share a row. Only used for depth < 8
1, // bytes per cell. Only valid for depths < 8
false, // reverse_pixels_in_byte. Only valid for depths < 8
2020-03-10 14:12:01 -04:00
true, // reverse_pixels_in_word
MIPI_COMMAND_SET_COLUMN_ADDRESS, // Set column command
MIPI_COMMAND_SET_PAGE_ADDRESS, // Set row command
MIPI_COMMAND_WRITE_MEMORY_START, // Write memory command
display_init_sequence,
sizeof(display_init_sequence),
&pin_P0_02, // backlight pin
NO_BRIGHTNESS_COMMAND,
2022-08-09 22:24:57 -04:00
1.0f, // brightness
false, // single_byte_bounds
false, // data_as_commands
true, // auto_refresh
60, // native_frames_per_second
2020-09-25 21:27:29 -04:00
false, // backlight_on_high
false, // SH1107_addressing
50000); // backlight pwm frequency
}