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esp32s3 box: add display

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Jeff Epler 2021-12-06 09:53:18 -06:00 committed by Jeff Epler
parent b722a2bca1
commit 1b5e98e2fa
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2 changed files with 64 additions and 0 deletions
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61
ports/espressif/boards/espressif_esp32s3_box/board.c
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@ -28,7 +28,68 @@
#include "mpconfigboard.h" #include "mpconfigboard.h"
#include "shared-bindings/microcontroller/Pin.h" #include "shared-bindings/microcontroller/Pin.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"
uint8_t display_init_sequence[] = {
0x01, 0x80, 0x96, // _SWRESET and Delay 150ms
0x11, 0x80, 0xFF, // _SLPOUT and Delay 500ms
0x3A, 0x81, 0x55, 0x0A, // _COLMOD and Delay 10ms
0x36, 0x01, 0x08, // _MADCTL
0x13, 0x80, 0x0A, // _NORON and Delay 10ms
0x36, 0x01, 0xC0, // _MADCTL
0x29, 0x80, 0xFF, // _DISPON and Delay 500ms
};
void board_init(void) { void board_init(void) {
busio_spi_obj_t *spi = &displays[0].fourwire_bus.inline_bus;
common_hal_busio_spi_construct(spi, &pin_GPIO7, &pin_GPIO6, NULL);
common_hal_busio_spi_never_reset(spi);
displayio_fourwire_obj_t *bus = &displays[0].fourwire_bus;
bus->base.type = &displayio_fourwire_type;
common_hal_displayio_fourwire_construct(bus,
spi,
&pin_GPIO4, // TFT_DC Command or data
&pin_GPIO5, // TFT_CS Chip select
&pin_GPIO48, // TFT_RST Reset
60000000, // Baudrate
0, // Polarity
0); // Phase
displayio_display_obj_t *display = &displays[0].display;
display->base.type = &displayio_display_type;
common_hal_displayio_display_construct(display,
bus,
320, // Width
240, // Height
0, // column start
0, // row start
0, // rotation
16, // Color depth
false, // Grayscale
false, // pixels in a byte share a row. Only valid for depths < 8
1, // bytes per cell. Only valid for depths < 8
false, // reverse_pixels_in_byte. Only valid for depths < 8
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_GPIO45, // backlight pin
NO_BRIGHTNESS_COMMAND,
1.0f, // brightness (ignored)
true, // auto_brightness
false, // single_byte_bounds
false, // data_as_commands
true, // auto_refresh
60, // native_frames_per_second
true, // backlight_on_high
false); // SH1107_addressing
// USB // USB
common_hal_never_reset_pin(&pin_GPIO19); common_hal_never_reset_pin(&pin_GPIO19);
common_hal_never_reset_pin(&pin_GPIO20); common_hal_never_reset_pin(&pin_GPIO20);

3
ports/espressif/boards/espressif_esp32s3_box/pins.c
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@ -1,4 +1,5 @@
#include "shared-bindings/board/__init__.h" #include "shared-bindings/board/__init__.h"
#include "shared-module/displayio/__init__.h"
STATIC const mp_rom_map_elem_t board_module_globals_table[] = { STATIC const mp_rom_map_elem_t board_module_globals_table[] = {
CIRCUITPYTHON_BOARD_DICT_STANDARD_ITEMS CIRCUITPYTHON_BOARD_DICT_STANDARD_ITEMS
@ -60,5 +61,7 @@ STATIC const mp_rom_map_elem_t board_module_globals_table[] = {
// boot button, also usable as a software button // boot button, also usable as a software button
{ MP_ROM_QSTR(MP_QSTR_BOOT), MP_ROM_PTR(&pin_GPIO0) }, { MP_ROM_QSTR(MP_QSTR_BOOT), MP_ROM_PTR(&pin_GPIO0) },
{ MP_ROM_QSTR(MP_QSTR_DISPLAY), MP_ROM_PTR(&displays[0].display)}
}; };
MP_DEFINE_CONST_DICT(board_module_globals, board_module_globals_table); MP_DEFINE_CONST_DICT(board_module_globals, board_module_globals_table);