diff options
22 files changed, 191 insertions, 24 deletions
diff --git a/ports/atmel-samd/boards/metro_m0_express/mpconfigboard.h b/ports/atmel-samd/boards/metro_m0_express/mpconfigboard.h index 04565feb4..d48c596ac 100644 --- a/ports/atmel-samd/boards/metro_m0_express/mpconfigboard.h +++ b/ports/atmel-samd/boards/metro_m0_express/mpconfigboard.h @@ -33,6 +33,10 @@ #define DEFAULT_UART_BUS_RX (&pin_PA11) #define DEFAULT_UART_BUS_TX (&pin_PA10) +// These pins are connected to the external crystal. +#define IGNORE_PIN_PA00 1 +#define IGNORE_PIN_PA01 1 + // USB is always used internally so skip the pin objects for it. #define IGNORE_PIN_PA24 1 #define IGNORE_PIN_PA25 1 diff --git a/ports/atmel-samd/common-hal/audiobusio/PDMIn.c b/ports/atmel-samd/common-hal/audiobusio/PDMIn.c index 21474ab3b..3c9ec05c2 100644 --- a/ports/atmel-samd/common-hal/audiobusio/PDMIn.c +++ b/ports/atmel-samd/common-hal/audiobusio/PDMIn.c @@ -326,7 +326,7 @@ static void setup_dma(audiobusio_pdmin_obj_t* self, uint32_t length, // higher sample rate than specified. Then after the audio is // recorded, a more expensive filter non-real-time filter could be // used to down-sample and low-pass. -uint16_t sinc_filter [OVERSAMPLING] = { +const uint16_t sinc_filter [OVERSAMPLING] = { 0, 2, 9, 21, 39, 63, 94, 132, 179, 236, 302, 379, 467, 565, 674, 792, 920, 1055, 1196, 1341, 1487, 1633, 1776, 1913, diff --git a/ports/atmel-samd/common-hal/displayio/ParallelBus.c b/ports/atmel-samd/common-hal/displayio/ParallelBus.c index 405c08c64..f10dd2993 100644 --- a/ports/atmel-samd/common-hal/displayio/ParallelBus.c +++ b/ports/atmel-samd/common-hal/displayio/ParallelBus.c @@ -129,7 +129,8 @@ bool common_hal_displayio_parallelbus_begin_transaction(mp_obj_t obj) { return true; } -void common_hal_displayio_parallelbus_send(mp_obj_t obj, display_byte_type_t byte_type, display_chip_select_behavior_t chip_select, uint8_t *data, uint32_t data_length) { +void common_hal_displayio_parallelbus_send(mp_obj_t obj, display_byte_type_t byte_type, + display_chip_select_behavior_t chip_select, const uint8_t *data, uint32_t data_length) { displayio_parallelbus_obj_t* self = MP_OBJ_TO_PTR(obj); common_hal_digitalio_digitalinout_set_value(&self->command, byte_type == DISPLAY_DATA); uint32_t* clear_write = (uint32_t*) &self->write_group->OUTCLR.reg; diff --git a/ports/esp32s2/boards/adafruit_magtag_2.9_grayscale/board.c b/ports/esp32s2/boards/adafruit_magtag_2.9_grayscale/board.c index 9f708874b..ecd44e423 100644 --- a/ports/esp32s2/boards/adafruit_magtag_2.9_grayscale/board.c +++ b/ports/esp32s2/boards/adafruit_magtag_2.9_grayscale/board.c @@ -26,7 +26,83 @@ #include "boards/board.h" #include "mpconfigboard.h" +#include "shared-bindings/busio/SPI.h" +#include "shared-bindings/displayio/FourWire.h" #include "shared-bindings/microcontroller/Pin.h" +#include "shared-module/displayio/__init__.h" +#include "supervisor/shared/board.h" + +#define DELAY 0x80 + +// This is an ILO373 control chip. The display is a 2.9" grayscale EInk. + +const uint8_t display_start_sequence[] = { + 0x01, 5, 0x03, 0x00, 0x2b, 0x2b, 0x13, // power setting + 0x06, 3, 0x17, 0x17, 0x17, // booster soft start + 0x04, DELAY, 200, // power on and wait 200 ms + 0x00, 1, 0x7f, // panel setting + 0x50, 1, 0x97, // CDI setting + 0x30, 1, 0x3c, // PLL set to 50 Hx (M = 7, N = 4) + 0x61, 3, 0x80, 0x01, 0x28, // Resolution + 0x82, DELAY | 1, 0x12, 50, // VCM DC and delay 50ms + + // Look up tables for voltage sequence for pixel transition + // Common voltage + 0x20, 0x2a, + 0x00, 0x0a, 0x00, 0x00, 0x00, 0x01, + 0x60, 0x14, 0x14, 0x00, 0x00, 0x01, + 0x00, 0x14, 0x00, 0x00, 0x00, 0x01, + 0x00, 0x13, 0x0a, 0x01, 0x00, 0x01, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + + // White to white + 0x21, 0x2a, + 0x40, 0x0a, 0x00, 0x00, 0x00, 0x01, + 0x90, 0x14, 0x14, 0x00, 0x00, 0x01, + 0x10, 0x14, 0x0a, 0x00, 0x00, 0x01, + 0xa0, 0x13, 0x01, 0x00, 0x00, 0x01, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + + // Black to white + 0x22, 0x2a, + 0x40, 0x0a, 0x00, 0x00, 0x00, 0x01, + 0x90, 0x14, 0x14, 0x00, 0x00, 0x01, + 0x00, 0x14, 0x0a, 0x00, 0x00, 0x01, + 0x99, 0x0c, 0x01, 0x03, 0x04, 0x01, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + + // White to black + 0x23, 0x2a, + 0x40, 0x0a, 0x00, 0x00, 0x00, 0x01, + 0x90, 0x14, 0x14, 0x00, 0x00, 0x01, + 0x00, 0x14, 0x0a, 0x00, 0x00, 0x01, + 0x99, 0x0b, 0x04, 0x04, 0x01, 0x01, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + + // Black to black + 0x24, 0x2a, + 0x80, 0x0a, 0x00, 0x00, 0x00, 0x01, + 0x90, 0x14, 0x14, 0x00, 0x00, 0x01, + 0x20, 0x14, 0x0a, 0x00, 0x00, 0x01, + 0x50, 0x13, 0x01, 0x00, 0x00, 0x01, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 +}; + +const uint8_t display_stop_sequence[] = { + 0x50, 0x01, 0x17, // CDI Setting + 0x82, 0x01, 0x00, // VCM DC to -0.1V + 0x02, 0x00 // Power off +}; void board_init(void) { // USB @@ -36,6 +112,52 @@ void board_init(void) { // Debug UART common_hal_never_reset_pin(&pin_GPIO43); common_hal_never_reset_pin(&pin_GPIO44); + + busio_spi_obj_t* spi = &displays[0].fourwire_bus.inline_bus; + common_hal_busio_spi_construct(spi, &pin_GPIO36, &pin_GPIO35, 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_GPIO7, // EPD_DC Command or data + &pin_GPIO8, // EPD_CS Chip select + &pin_GPIO6, // EPD_RST Reset + 4000000, // Baudrate + 0, // Polarity + 0); // Phase + + displayio_epaperdisplay_obj_t* display = &displays[0].epaper_display; + display->base.type = &displayio_epaperdisplay_type; + common_hal_displayio_epaperdisplay_construct( + display, + bus, + display_start_sequence, sizeof(display_start_sequence), + display_stop_sequence, sizeof(display_stop_sequence), + 296, // width + 128, // height + 160, // ram_width + 296, // ram_height + 0, // colstart + 0, // rowstart + 270, // rotation + NO_COMMAND, // set_column_window_command + NO_COMMAND, // set_row_window_command + NO_COMMAND, // set_current_column_command + NO_COMMAND, // set_current_row_command + 0x10, // write_black_ram_command + false, // black_bits_inverted + 0x13, // write_color_ram_command + false, // color_bits_inverted + 0x000000, // highlight_color + 0x12, // refresh_display_command + 1.0, // refresh_time + &pin_GPIO5, // busy_pin + false, // busy_state + 5.0, // seconds_per_frame + false, // always_toggle_chip_select + true); // grayscale } bool board_requests_safe_mode(void) { diff --git a/ports/esp32s2/boards/adafruit_magtag_2.9_grayscale/pins.c b/ports/esp32s2/boards/adafruit_magtag_2.9_grayscale/pins.c index 65bc3fb53..40c9e91e4 100644 --- a/ports/esp32s2/boards/adafruit_magtag_2.9_grayscale/pins.c +++ b/ports/esp32s2/boards/adafruit_magtag_2.9_grayscale/pins.c @@ -1,5 +1,7 @@ #include "shared-bindings/board/__init__.h" +#include "shared-module/displayio/__init__.h" + STATIC const mp_rom_map_elem_t board_global_dict_table[] = { { MP_ROM_QSTR(MP_QSTR_D10), MP_ROM_PTR(&pin_GPIO10) }, { MP_ROM_QSTR(MP_QSTR_AD1), MP_ROM_PTR(&pin_GPIO18) }, @@ -37,5 +39,7 @@ STATIC const mp_rom_map_elem_t board_global_dict_table[] = { { MP_ROM_QSTR(MP_QSTR_I2C), MP_ROM_PTR(&board_i2c_obj) }, { MP_ROM_QSTR(MP_QSTR_SPI), MP_ROM_PTR(&board_spi_obj) }, + + { MP_ROM_QSTR(MP_QSTR_DISPLAY), MP_ROM_PTR(&displays[0].epaper_display)} }; MP_DEFINE_CONST_DICT(board_module_globals, board_global_dict_table); diff --git a/ports/esp32s2/common-hal/displayio/ParallelBus.c b/ports/esp32s2/common-hal/displayio/ParallelBus.c index 314b72ff7..d0c98f361 100644 --- a/ports/esp32s2/common-hal/displayio/ParallelBus.c +++ b/ports/esp32s2/common-hal/displayio/ParallelBus.c @@ -57,7 +57,8 @@ bool common_hal_displayio_parallelbus_begin_transaction(mp_obj_t obj) { return false; } -void common_hal_displayio_parallelbus_send(mp_obj_t obj, display_byte_type_t byte_type, display_chip_select_behavior_t chip_select, uint8_t *data, uint32_t data_length) { +void common_hal_displayio_parallelbus_send(mp_obj_t obj, display_byte_type_t byte_type, + display_chip_select_behavior_t chip_select, const uint8_t *data, uint32_t data_length) { } diff --git a/ports/mimxrt10xx/common-hal/displayio/ParallelBus.c b/ports/mimxrt10xx/common-hal/displayio/ParallelBus.c index 87a72d0f3..0fdf4413b 100644 --- a/ports/mimxrt10xx/common-hal/displayio/ParallelBus.c +++ b/ports/mimxrt10xx/common-hal/displayio/ParallelBus.c @@ -57,7 +57,8 @@ bool common_hal_displayio_parallelbus_begin_transaction(mp_obj_t obj) { return false; } -void common_hal_displayio_parallelbus_send(mp_obj_t obj, display_byte_type_t byte_type, display_chip_select_behavior_t chip_select, uint8_t *data, uint32_t data_length) { +void common_hal_displayio_parallelbus_send(mp_obj_t obj, display_byte_type_t byte_type, + display_chip_select_behavior_t chip_select, const uint8_t *data, uint32_t data_length) { } diff --git a/ports/nrf/common-hal/displayio/ParallelBus.c b/ports/nrf/common-hal/displayio/ParallelBus.c index f13e03163..31ee1f48e 100644 --- a/ports/nrf/common-hal/displayio/ParallelBus.c +++ b/ports/nrf/common-hal/displayio/ParallelBus.c @@ -141,7 +141,8 @@ bool common_hal_displayio_parallelbus_begin_transaction(mp_obj_t obj) { } // This ignores chip_select behaviour because data is clocked in by the write line toggling. -void common_hal_displayio_parallelbus_send(mp_obj_t obj, display_byte_type_t byte_type, display_chip_select_behavior_t chip_select, uint8_t *data, uint32_t data_length) { +void common_hal_displayio_parallelbus_send(mp_obj_t obj, display_byte_type_t byte_type, + display_chip_select_behavior_t chip_select, const uint8_t *data, uint32_t data_length) { displayio_parallelbus_obj_t* self = MP_OBJ_TO_PTR(obj); common_hal_digitalio_digitalinout_set_value(&self->command, byte_type == DISPLAY_DATA); uint32_t* clear_write = (uint32_t*) &self->write_group->OUTCLR; diff --git a/ports/stm/common-hal/displayio/ParallelBus.c b/ports/stm/common-hal/displayio/ParallelBus.c index 314b72ff7..fd07d38af 100644 --- a/ports/stm/common-hal/displayio/ParallelBus.c +++ b/ports/stm/common-hal/displayio/ParallelBus.c @@ -57,7 +57,8 @@ bool common_hal_displayio_parallelbus_begin_transaction(mp_obj_t obj) { return false; } -void common_hal_displayio_parallelbus_send(mp_obj_t obj, display_byte_type_t byte_type, display_chip_select_behavior_t chip_select, uint8_t *data, uint32_t data_length) { +void common_hal_displayio_parallelbus_send(mp_obj_t obj, display_byte_type_t byte_type, + display_chip_select_behavior_t chip_select, const uint8_t *data, uint32_t data_length) { } diff --git a/py/circuitpy_mpconfig.h b/py/circuitpy_mpconfig.h index 08efabddb..85e152670 100644 --- a/py/circuitpy_mpconfig.h +++ b/py/circuitpy_mpconfig.h @@ -186,7 +186,7 @@ typedef long mp_off_t; #define MICROPY_CPYTHON_COMPAT (CIRCUITPY_FULL_BUILD) #define MICROPY_PY_BUILTINS_POW3 (CIRCUITPY_FULL_BUILD) #define MICROPY_COMP_FSTRING_LITERAL (MICROPY_CPYTHON_COMPAT) -#define MICROPY_MODULE_WEAK_LINKS (CIRCUITPY_FULL_BUILD) +#define MICROPY_MODULE_WEAK_LINKS (0) #define MICROPY_PY_ALL_SPECIAL_METHODS (CIRCUITPY_FULL_BUILD) #define MICROPY_PY_BUILTINS_COMPLEX (CIRCUITPY_FULL_BUILD) #define MICROPY_PY_BUILTINS_FROZENSET (CIRCUITPY_FULL_BUILD) diff --git a/shared-bindings/displayio/EPaperDisplay.c b/shared-bindings/displayio/EPaperDisplay.c index 8518e3714..ebff64008 100644 --- a/shared-bindings/displayio/EPaperDisplay.c +++ b/shared-bindings/displayio/EPaperDisplay.c @@ -245,6 +245,23 @@ const mp_obj_property_t displayio_epaperdisplay_time_to_refresh_obj = { (mp_obj_t)&mp_const_none_obj}, }; +//| busy: bool +//| """True when the display is refreshing. This uses the ``busy_pin`` when available or the +//| ``refresh_time`` otherwise.""" +//| +STATIC mp_obj_t displayio_epaperdisplay_obj_get_busy(mp_obj_t self_in) { + displayio_epaperdisplay_obj_t *self = native_display(self_in); + return mp_obj_new_bool(common_hal_displayio_epaperdisplay_get_busy(self)); +} +MP_DEFINE_CONST_FUN_OBJ_1(displayio_epaperdisplay_get_busy_obj, displayio_epaperdisplay_obj_get_busy); + +const mp_obj_property_t displayio_epaperdisplay_busy_obj = { + .base.type = &mp_type_property, + .proxy = {(mp_obj_t)&displayio_epaperdisplay_get_busy_obj, + (mp_obj_t)&mp_const_none_obj, + (mp_obj_t)&mp_const_none_obj}, +}; + //| width: int //| """Gets the width of the display in pixels""" //| @@ -301,6 +318,7 @@ STATIC const mp_rom_map_elem_t displayio_epaperdisplay_locals_dict_table[] = { { MP_ROM_QSTR(MP_QSTR_width), MP_ROM_PTR(&displayio_epaperdisplay_width_obj) }, { MP_ROM_QSTR(MP_QSTR_height), MP_ROM_PTR(&displayio_epaperdisplay_height_obj) }, { MP_ROM_QSTR(MP_QSTR_bus), MP_ROM_PTR(&displayio_epaperdisplay_bus_obj) }, + { MP_ROM_QSTR(MP_QSTR_busy), MP_ROM_PTR(&displayio_epaperdisplay_busy_obj) }, { MP_ROM_QSTR(MP_QSTR_time_to_refresh), MP_ROM_PTR(&displayio_epaperdisplay_time_to_refresh_obj) }, }; STATIC MP_DEFINE_CONST_DICT(displayio_epaperdisplay_locals_dict, displayio_epaperdisplay_locals_dict_table); diff --git a/shared-bindings/displayio/EPaperDisplay.h b/shared-bindings/displayio/EPaperDisplay.h index 352de899a..f785203a4 100644 --- a/shared-bindings/displayio/EPaperDisplay.h +++ b/shared-bindings/displayio/EPaperDisplay.h @@ -39,7 +39,7 @@ extern const mp_obj_type_t displayio_epaperdisplay_type; #define NO_COMMAND 0x100 void common_hal_displayio_epaperdisplay_construct(displayio_epaperdisplay_obj_t* self, - mp_obj_t bus, uint8_t* start_sequence, uint16_t start_sequence_len, uint8_t* stop_sequence, uint16_t stop_sequence_len, + mp_obj_t bus, const uint8_t* start_sequence, uint16_t start_sequence_len, const uint8_t* stop_sequence, uint16_t stop_sequence_len, uint16_t width, uint16_t height, uint16_t ram_width, uint16_t ram_height, int16_t colstart, int16_t rowstart, uint16_t rotation, uint16_t set_column_window_command, uint16_t set_row_window_command, uint16_t set_current_column_command, uint16_t set_current_row_command, @@ -52,6 +52,7 @@ bool common_hal_displayio_epaperdisplay_show(displayio_epaperdisplay_obj_t* self // Returns time in milliseconds. uint32_t common_hal_displayio_epaperdisplay_get_time_to_refresh(displayio_epaperdisplay_obj_t* self); +bool common_hal_displayio_epaperdisplay_get_busy(displayio_epaperdisplay_obj_t* self); uint16_t common_hal_displayio_epaperdisplay_get_width(displayio_epaperdisplay_obj_t* self); uint16_t common_hal_displayio_epaperdisplay_get_height(displayio_epaperdisplay_obj_t* self); diff --git a/shared-bindings/displayio/FourWire.h b/shared-bindings/displayio/FourWire.h index ac186d2c3..6f6b528e7 100644 --- a/shared-bindings/displayio/FourWire.h +++ b/shared-bindings/displayio/FourWire.h @@ -48,7 +48,8 @@ bool common_hal_displayio_fourwire_bus_free(mp_obj_t self); bool common_hal_displayio_fourwire_begin_transaction(mp_obj_t self); -void common_hal_displayio_fourwire_send(mp_obj_t self, display_byte_type_t byte_type, display_chip_select_behavior_t chip_select, uint8_t *data, uint32_t data_length); +void common_hal_displayio_fourwire_send(mp_obj_t self, display_byte_type_t byte_type, + display_chip_select_behavior_t chip_select, const uint8_t *data, uint32_t data_length); void common_hal_displayio_fourwire_end_transaction(mp_obj_t self); diff --git a/shared-bindings/displayio/I2CDisplay.h b/shared-bindings/displayio/I2CDisplay.h index bae53c491..37520202e 100644 --- a/shared-bindings/displayio/I2CDisplay.h +++ b/shared-bindings/displayio/I2CDisplay.h @@ -44,7 +44,8 @@ bool common_hal_displayio_i2cdisplay_bus_free(mp_obj_t self); bool common_hal_displayio_i2cdisplay_begin_transaction(mp_obj_t self); -void common_hal_displayio_i2cdisplay_send(mp_obj_t self, display_byte_type_t byte_type, display_chip_select_behavior_t chip_select, uint8_t *data, uint32_t data_length); +void common_hal_displayio_i2cdisplay_send(mp_obj_t self, display_byte_type_t byte_type, + display_chip_select_behavior_t chip_select, const uint8_t *data, uint32_t data_length); void common_hal_displayio_i2cdisplay_end_transaction(mp_obj_t self); diff --git a/shared-bindings/displayio/ParallelBus.h b/shared-bindings/displayio/ParallelBus.h index be2aef7d4..1e74e3a0a 100644 --- a/shared-bindings/displayio/ParallelBus.h +++ b/shared-bindings/displayio/ParallelBus.h @@ -46,7 +46,8 @@ bool common_hal_displayio_parallelbus_bus_free(mp_obj_t self); bool common_hal_displayio_parallelbus_begin_transaction(mp_obj_t self); -void common_hal_displayio_parallelbus_send(mp_obj_t self, display_byte_type_t byte_type, display_chip_select_behavior_t chip_select, uint8_t *data, uint32_t data_length); +void common_hal_displayio_parallelbus_send(mp_obj_t self, display_byte_type_t byte_type, + display_chip_select_behavior_t chip_select, const uint8_t *data, uint32_t data_length); void common_hal_displayio_parallelbus_end_transaction(mp_obj_t self); diff --git a/shared-bindings/displayio/__init__.h b/shared-bindings/displayio/__init__.h index a7748d029..4fc666c59 100644 --- a/shared-bindings/displayio/__init__.h +++ b/shared-bindings/displayio/__init__.h @@ -42,7 +42,8 @@ typedef enum { typedef bool (*display_bus_bus_reset)(mp_obj_t bus); typedef bool (*display_bus_bus_free)(mp_obj_t bus); typedef bool (*display_bus_begin_transaction)(mp_obj_t bus); -typedef void (*display_bus_send)(mp_obj_t bus, display_byte_type_t byte_type, display_chip_select_behavior_t chip_select, uint8_t *data, uint32_t data_length); +typedef void (*display_bus_send)(mp_obj_t bus, display_byte_type_t byte_type, + display_chip_select_behavior_t chip_select, const uint8_t *data, uint32_t data_length); typedef void (*display_bus_end_transaction)(mp_obj_t bus); void common_hal_displayio_release_displays(void); diff --git a/shared-module/displayio/ColorConverter.c b/shared-module/displayio/ColorConverter.c index 03ec99ceb..80558d037 100644 --- a/shared-module/displayio/ColorConverter.c +++ b/shared-module/displayio/ColorConverter.c @@ -55,7 +55,7 @@ uint8_t displayio_colorconverter_compute_luma(uint32_t color_rgb888) { uint32_t r8 = (color_rgb888 >> 16); uint32_t g8 = (color_rgb888 >> 8) & 0xff; uint32_t b8 = color_rgb888 & 0xff; - return (r8 * 19) / 255 + (g8 * 182) / 255 + (b8 + 54) / 255; + return (r8 * 19 + g8 * 182 + b8 * 54) / 255; } uint8_t displayio_colorconverter_compute_chroma(uint32_t color_rgb888) { diff --git a/shared-module/displayio/EPaperDisplay.c b/shared-module/displayio/EPaperDisplay.c index 514b99a13..1b285b4b1 100644 --- a/shared-module/displayio/EPaperDisplay.c +++ b/shared-module/displayio/EPaperDisplay.c @@ -43,7 +43,8 @@ #include <string.h> void common_hal_displayio_epaperdisplay_construct(displayio_epaperdisplay_obj_t* self, - mp_obj_t bus, uint8_t* start_sequence, uint16_t start_sequence_len, uint8_t* stop_sequence, uint16_t stop_sequence_len, + mp_obj_t bus, const uint8_t* start_sequence, uint16_t start_sequence_len, + const uint8_t* stop_sequence, uint16_t stop_sequence_len, uint16_t width, uint16_t height, uint16_t ram_width, uint16_t ram_height, int16_t colstart, int16_t rowstart, uint16_t rotation, uint16_t set_column_window_command, uint16_t set_row_window_command, @@ -133,14 +134,15 @@ STATIC void wait_for_busy(displayio_epaperdisplay_obj_t* self) { } } -STATIC void send_command_sequence(displayio_epaperdisplay_obj_t* self, bool should_wait_for_busy, uint8_t* sequence, uint32_t sequence_len) { +STATIC void send_command_sequence(displayio_epaperdisplay_obj_t* self, + bool should_wait_for_busy, const uint8_t* sequence, uint32_t sequence_len) { uint32_t i = 0; while (i < sequence_len) { - uint8_t *cmd = sequence + i; + const uint8_t *cmd = sequence + i; uint8_t data_size = *(cmd + 1); bool delay = (data_size & DELAY) != 0; data_size &= ~DELAY; - uint8_t *data = cmd + 2; + const uint8_t *data = cmd + 2; displayio_display_core_begin_transaction(&self->core); self->core.send(self->core.bus, DISPLAY_COMMAND, self->chip_select, cmd, 1); self->core.send(self->core.bus, DISPLAY_DATA, self->chip_select, data, data_size); @@ -358,6 +360,11 @@ void displayio_epaperdisplay_background(displayio_epaperdisplay_obj_t* self) { } } +bool common_hal_displayio_epaperdisplay_get_busy(displayio_epaperdisplay_obj_t* self) { + displayio_epaperdisplay_background(self); + return self->refreshing; +} + void release_epaperdisplay(displayio_epaperdisplay_obj_t* self) { if (self->refreshing) { wait_for_busy(self); @@ -375,8 +382,8 @@ void release_epaperdisplay(displayio_epaperdisplay_obj_t* self) { void displayio_epaperdisplay_collect_ptrs(displayio_epaperdisplay_obj_t* self) { displayio_display_core_collect_ptrs(&self->core); - gc_collect_ptr(self->start_sequence); - gc_collect_ptr(self->stop_sequence); + gc_collect_ptr((void *) self->start_sequence); + gc_collect_ptr((void *) self->stop_sequence); } bool maybe_refresh_epaperdisplay(void) { diff --git a/shared-module/displayio/EPaperDisplay.h b/shared-module/displayio/EPaperDisplay.h index 4103fe5fc..d0668ff44 100644 --- a/shared-module/displayio/EPaperDisplay.h +++ b/shared-module/displayio/EPaperDisplay.h @@ -38,9 +38,9 @@ typedef struct { displayio_display_core_t core; digitalio_digitalinout_obj_t busy; uint32_t milliseconds_per_frame; - uint8_t* start_sequence; + const uint8_t* start_sequence; uint32_t start_sequence_len; - uint8_t* stop_sequence; + const uint8_t* stop_sequence; uint32_t stop_sequence_len; uint16_t refresh_time; uint16_t set_column_window_command; diff --git a/shared-module/displayio/FourWire.c b/shared-module/displayio/FourWire.c index 8c56d7ab6..06f8a84e3 100644 --- a/shared-module/displayio/FourWire.c +++ b/shared-module/displayio/FourWire.c @@ -113,7 +113,8 @@ bool common_hal_displayio_fourwire_begin_transaction(mp_obj_t obj) { return true; } -void common_hal_displayio_fourwire_send(mp_obj_t obj, display_byte_type_t data_type, display_chip_select_behavior_t chip_select, uint8_t *data, uint32_t data_length) { +void common_hal_displayio_fourwire_send(mp_obj_t obj, display_byte_type_t data_type, + display_chip_select_behavior_t chip_select, const uint8_t *data, uint32_t data_length) { displayio_fourwire_obj_t* self = MP_OBJ_TO_PTR(obj); common_hal_digitalio_digitalinout_set_value(&self->command, data_type == DISPLAY_DATA); if (chip_select == CHIP_SELECT_TOGGLE_EVERY_BYTE) { diff --git a/shared-module/displayio/I2CDisplay.c b/shared-module/displayio/I2CDisplay.c index 5bd03dcd6..cc811e83d 100644 --- a/shared-module/displayio/I2CDisplay.c +++ b/shared-module/displayio/I2CDisplay.c @@ -103,7 +103,8 @@ bool common_hal_displayio_i2cdisplay_begin_transaction(mp_obj_t obj) { return common_hal_busio_i2c_try_lock(self->bus); } -void common_hal_displayio_i2cdisplay_send(mp_obj_t obj, display_byte_type_t data_type, display_chip_select_behavior_t chip_select, uint8_t *data, uint32_t data_length) { +void common_hal_displayio_i2cdisplay_send(mp_obj_t obj, display_byte_type_t data_type, + display_chip_select_behavior_t chip_select, const uint8_t *data, uint32_t data_length) { displayio_i2cdisplay_obj_t* self = MP_OBJ_TO_PTR(obj); if (data_type == DISPLAY_COMMAND) { uint8_t command_bytes[2 * data_length]; diff --git a/supervisor/shared/usb/usb_msc_flash.c b/supervisor/shared/usb/usb_msc_flash.c index 7532b6aea..b39f60dcd 100644 --- a/supervisor/shared/usb/usb_msc_flash.c +++ b/supervisor/shared/usb/usb_msc_flash.c @@ -39,7 +39,7 @@ #define MSC_FLASH_BLOCK_SIZE 512 -static bool ejected[1] = {true}; +static bool ejected[1] = {false}; void usb_msc_mount(void) { // Reset the ejection tracking every time we're plugged into USB. This allows for us to battery |