From 528da05f54fdf2d7d54d9c04944a529c24575df5 Mon Sep 17 00:00:00 2001 From: Martin Date: Mon, 15 Aug 2022 16:46:14 +0200 Subject: [PATCH] Add Waveshare ESP32-S2-Pico-LCD --- .../waveshare_esp32_s2_pico_lcd/board.c | 153 ++++++++++++++++++ .../mpconfigboard.h | 40 +++++ .../mpconfigboard.mk | 18 +++ .../boards/waveshare_esp32_s2_pico_lcd/pins.c | 79 +++++++++ .../waveshare_esp32_s2_pico_lcd/sdkconfig | 37 +++++ 5 files changed, 327 insertions(+) create mode 100644 ports/espressif/boards/waveshare_esp32_s2_pico_lcd/board.c create mode 100644 ports/espressif/boards/waveshare_esp32_s2_pico_lcd/mpconfigboard.h create mode 100644 ports/espressif/boards/waveshare_esp32_s2_pico_lcd/mpconfigboard.mk create mode 100644 ports/espressif/boards/waveshare_esp32_s2_pico_lcd/pins.c create mode 100644 ports/espressif/boards/waveshare_esp32_s2_pico_lcd/sdkconfig diff --git a/ports/espressif/boards/waveshare_esp32_s2_pico_lcd/board.c b/ports/espressif/boards/waveshare_esp32_s2_pico_lcd/board.c new file mode 100644 index 0000000000..a265a2061b --- /dev/null +++ b/ports/espressif/boards/waveshare_esp32_s2_pico_lcd/board.c @@ -0,0 +1,153 @@ +/* + * This file is part of the MicroPython project, http://micropython.org/ + * + * The MIT License (MIT) + * + * Copyright (c) 2020 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/microcontroller/Pin.h" +#include "shared-module/displayio/__init__.h" +#include "shared-module/displayio/mipi_constants.h" + +#define DELAY 0x80 + + +// display init sequence according to Adafruit_CircuitPython_ST7735R +// https://github.com/adafruit/Adafruit_CircuitPython_ST7735R +uint8_t display_init_sequence[] = { + // sw reset + 0x01, 0 | DELAY, 0x96, + // SLPOUT and Delay + 0x11, 0 | DELAY, 0xFF, + 0xB1, 0x03, 0x01, 0x2C, 0x2D, // _FRMCTR1 + 0xB3, 0x06, 0x01, 0x2C, 0x2D, 0x01, 0x2C, 0x2D, // _FRMCTR3 + 0xB4, 0x01, 0x07, // _INVCTR line inversion + 0xC0, 0x03, 0xA2, 0x02, 0x84, // _PWCTR1 GVDD = 4.7V, 1.0uA + 0xC1, 0x01, 0xC5, // _PWCTR2 VGH=14.7V, VGL=-7.35V + 0xC2, 0x02, 0x0A, 0x00, // _PWCTR3 Opamp current small, Boost frequency + 0xC3, 0x02, 0x8A, 0x2A, + 0xC4, 0x02, 0x8A, 0xEE, + 0xC5, 0x01, 0x0E, // _VMCTR1 VCOMH = 4V, VOML = -1.1V + 0x20, 0x00, // _INVOFF + 0x36, 0x01, 0x18, // _MADCTL bottom to top refresh + // 1 clk cycle nonoverlap, 2 cycle gate rise, 3 sycle osc equalie, + // fix on VTL + 0x3A, 0x01, 0x05, // COLMOD - 16bit color + 0xE0, 0x10, 0x02, 0x1C, 0x07, 0x12, 0x37, 0x32, 0x29, 0x2D, 0x29, 0x25, 0x2B, 0x39, 0x00, 0x01, 0x03, 0x10, // _GMCTRP1 Gamma + 0xE1, 0x10, 0x03, 0x1D, 0x07, 0x06, 0x2E, 0x2C, 0x29, 0x2D, 0x2E, 0x2E, 0x37, 0x3F, 0x00, 0x00, 0x02, 0x10, // _GMCTRN1 + 0x13, 0 | DELAY, 0x0A, // _NORON + 0x29, 0 | DELAY, 0x64, // _DISPON + // 0x36, 0x01, 0xC0, // _MADCTL Default rotation plus BGR encoding + 0x36, 0x01, 0xC8, // _MADCTL Default rotation plus RGB encoding + 0x21, 0x00, // _INVON +}; + +static void display_init(void) { + busio_spi_obj_t *spi = &displays[0].fourwire_bus.inline_bus; + + common_hal_busio_spi_construct( + spi, + &pin_GPIO10, // CLK + &pin_GPIO11, // MOSI + NULL, // MISO not connected + false); // Not half-duplex + + 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_GPIO18, // DC + &pin_GPIO9, // CS + &pin_GPIO21, // RST + 40000000, // baudrate + 0, // polarity + 0 // phase + ); + + displayio_display_obj_t *display = &displays[0].display; + display->base.type = &displayio_display_type; + + // workaround as board_init() is called before reset_port() in main.c + pwmout_reset(); + + common_hal_displayio_display_construct( + display, + bus, + 160, // width (after rotation) + 80, // height (after rotation) + 26, // column start + 1, // row start + 90, // 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 + false, // single_byte_bounds + false, // data_as_commands + true, // auto_refresh + 60, // native_frames_per_second + true, // backlight_on_high + false, // SH1107_addressing + 50000 // backlight pwm frequency + ); + + common_hal_never_reset_pin(&pin_GPIO45); // backlight pin +} + + +void board_init(void) { + // Debug UART + #ifdef DEBUG + common_hal_never_reset_pin(&pin_GPIO43); + common_hal_never_reset_pin(&pin_GPIO44); + #endif /* DEBUG */ + + // Display + display_init(); +} + +bool board_requests_safe_mode(void) { + return false; +} + +void reset_board(void) { + +} + +void board_deinit(void) { +} diff --git a/ports/espressif/boards/waveshare_esp32_s2_pico_lcd/mpconfigboard.h b/ports/espressif/boards/waveshare_esp32_s2_pico_lcd/mpconfigboard.h new file mode 100644 index 0000000000..f9cf2aa384 --- /dev/null +++ b/ports/espressif/boards/waveshare_esp32_s2_pico_lcd/mpconfigboard.h @@ -0,0 +1,40 @@ +/* + * This file is part of the MicroPython project, http://micropython.org/ + * + * The MIT License (MIT) + * + * Copyright (c) 2019 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. + */ + +// Micropython setup + +#define MICROPY_HW_BOARD_NAME "Waveshare ESP32-S2-Pico-LCD" +#define MICROPY_HW_MCU_NAME "ESP32S2" + +#define DEFAULT_I2C_BUS_SCL (&pin_GPIO41) +#define DEFAULT_I2C_BUS_SDA (&pin_GPIO40) + +#define DEFAULT_SPI_BUS_SCK (&pin_GPIO10) +#define DEFAULT_SPI_BUS_MOSI (&pin_GPIO11) +#define DEFAULT_SPI_BUS_MISO (&pin_GPIO12) + +#define DEFAULT_UART_BUS_RX (&pin_GPIO44) +#define DEFAULT_UART_BUS_TX (&pin_GPIO43) diff --git a/ports/espressif/boards/waveshare_esp32_s2_pico_lcd/mpconfigboard.mk b/ports/espressif/boards/waveshare_esp32_s2_pico_lcd/mpconfigboard.mk new file mode 100644 index 0000000000..6e005bfdd7 --- /dev/null +++ b/ports/espressif/boards/waveshare_esp32_s2_pico_lcd/mpconfigboard.mk @@ -0,0 +1,18 @@ +USB_VID = 0x303a +USB_PID = 0x810c + +USB_PRODUCT = "ESP32-S2-Pico-LCD" +USB_MANUFACTURER = "Waveshare Electronics" + +IDF_TARGET = esp32s2 + +INTERNAL_FLASH_FILESYSTEM = 1 +LONGINT_IMPL = MPZ + +# The default queue depth of 16 overflows on release builds, +# so increase it to 32. +CFLAGS += -DCFG_TUD_TASK_QUEUE_SZ=32 + +CIRCUITPY_ESP_FLASH_MODE=dio +CIRCUITPY_ESP_FLASH_FREQ=80m +CIRCUITPY_ESP_FLASH_SIZE=4MB diff --git a/ports/espressif/boards/waveshare_esp32_s2_pico_lcd/pins.c b/ports/espressif/boards/waveshare_esp32_s2_pico_lcd/pins.c new file mode 100644 index 0000000000..ac1e983202 --- /dev/null +++ b/ports/espressif/boards/waveshare_esp32_s2_pico_lcd/pins.c @@ -0,0 +1,79 @@ +#include "shared-bindings/board/__init__.h" +#include "shared-module/displayio/__init__.h" + + +STATIC const mp_rom_map_elem_t board_module_globals_table[] = { + CIRCUITPYTHON_BOARD_DICT_STANDARD_ITEMS + + { MP_ROM_QSTR(MP_QSTR_BUTTON), MP_ROM_PTR(&pin_GPIO0) }, + { MP_ROM_QSTR(MP_QSTR_BOOT0), MP_ROM_PTR(&pin_GPIO0) }, + { MP_ROM_QSTR(MP_QSTR_GP0), MP_ROM_PTR(&pin_GPIO0) }, + + { MP_ROM_QSTR(MP_QSTR_A3), MP_ROM_PTR(&pin_GPIO1) }, + { MP_ROM_QSTR(MP_QSTR_USB_IN), MP_ROM_PTR(&pin_GPIO1) }, + { MP_ROM_QSTR(MP_QSTR_GP2), MP_ROM_PTR(&pin_GPIO2) }, + { MP_ROM_QSTR(MP_QSTR_GP3), MP_ROM_PTR(&pin_GPIO3) }, + { MP_ROM_QSTR(MP_QSTR_GP4), MP_ROM_PTR(&pin_GPIO4) }, + { MP_ROM_QSTR(MP_QSTR_GP5), MP_ROM_PTR(&pin_GPIO5) }, + + { MP_ROM_QSTR(MP_QSTR_A0), MP_ROM_PTR(&pin_GPIO6) }, + { MP_ROM_QSTR(MP_QSTR_GP6), MP_ROM_PTR(&pin_GPIO6) }, + { MP_ROM_QSTR(MP_QSTR_A1), MP_ROM_PTR(&pin_GPIO7) }, + { MP_ROM_QSTR(MP_QSTR_GP7), MP_ROM_PTR(&pin_GPIO7) }, + { MP_ROM_QSTR(MP_QSTR_A2), MP_ROM_PTR(&pin_GPIO8) }, + { MP_ROM_QSTR(MP_QSTR_GP8), MP_ROM_PTR(&pin_GPIO8) }, + + { MP_ROM_QSTR(MP_QSTR_SCK), MP_ROM_PTR(&pin_GPIO10) }, + { MP_ROM_QSTR(MP_QSTR_GP10), MP_ROM_PTR(&pin_GPIO10) }, + + { MP_ROM_QSTR(MP_QSTR_MOSI), MP_ROM_PTR(&pin_GPIO11) }, + { MP_ROM_QSTR(MP_QSTR_GP11), MP_ROM_PTR(&pin_GPIO11) }, + + { MP_ROM_QSTR(MP_QSTR_MISO), MP_ROM_PTR(&pin_GPIO12) }, + { MP_ROM_QSTR(MP_QSTR_GP12), MP_ROM_PTR(&pin_GPIO12) }, + + { MP_ROM_QSTR(MP_QSTR_CS), MP_ROM_PTR(&pin_GPIO13) }, + { MP_ROM_QSTR(MP_QSTR_GP13), MP_ROM_PTR(&pin_GPIO13) }, + + { MP_ROM_QSTR(MP_QSTR_GP14), MP_ROM_PTR(&pin_GPIO14) }, + { MP_ROM_QSTR(MP_QSTR_GP15), MP_ROM_PTR(&pin_GPIO15) }, + { MP_ROM_QSTR(MP_QSTR_GP16), MP_ROM_PTR(&pin_GPIO16) }, + { MP_ROM_QSTR(MP_QSTR_GP17), MP_ROM_PTR(&pin_GPIO17) }, + + { MP_ROM_QSTR(MP_QSTR_GP34), MP_ROM_PTR(&pin_GPIO34) }, + { MP_ROM_QSTR(MP_QSTR_GP35), MP_ROM_PTR(&pin_GPIO35) }, + { MP_ROM_QSTR(MP_QSTR_GP36), MP_ROM_PTR(&pin_GPIO36) }, + { MP_ROM_QSTR(MP_QSTR_GP37), MP_ROM_PTR(&pin_GPIO37) }, + { MP_ROM_QSTR(MP_QSTR_GP38), MP_ROM_PTR(&pin_GPIO38) }, + { MP_ROM_QSTR(MP_QSTR_GP39), MP_ROM_PTR(&pin_GPIO39) }, + + { MP_ROM_QSTR(MP_QSTR_SDA), MP_ROM_PTR(&pin_GPIO40) }, + { MP_ROM_QSTR(MP_QSTR_GP40), MP_ROM_PTR(&pin_GPIO40) }, + + { MP_ROM_QSTR(MP_QSTR_SCL), MP_ROM_PTR(&pin_GPIO41) }, + { MP_ROM_QSTR(MP_QSTR_GP41), MP_ROM_PTR(&pin_GPIO41) }, + + { MP_ROM_QSTR(MP_QSTR_GP42), MP_ROM_PTR(&pin_GPIO42) }, + + { MP_ROM_QSTR(MP_QSTR_TX), MP_ROM_PTR(&pin_GPIO43) }, + { MP_ROM_QSTR(MP_QSTR_GP43), MP_ROM_PTR(&pin_GPIO43) }, + + { MP_ROM_QSTR(MP_QSTR_RX), MP_ROM_PTR(&pin_GPIO44) }, + { MP_ROM_QSTR(MP_QSTR_GP44), MP_ROM_PTR(&pin_GPIO44) }, + + // 0.96 inch LCD ST7735s + { MP_ROM_QSTR(MP_QSTR_LCD_MOSI), MP_ROM_PTR(&pin_GPIO11) }, + { MP_ROM_QSTR(MP_QSTR_LCD_CLK), MP_ROM_PTR(&pin_GPIO10) }, + { MP_ROM_QSTR(MP_QSTR_LCD_CS), MP_ROM_PTR(&pin_GPIO9) }, + { MP_ROM_QSTR(MP_QSTR_LCD_RST), MP_ROM_PTR(&pin_GPIO21) }, + { MP_ROM_QSTR(MP_QSTR_LCD_BACKLIGHT), MP_ROM_PTR(&pin_GPIO45) }, + { MP_ROM_QSTR(MP_QSTR_LCD_DC), MP_ROM_PTR(&pin_GPIO18) }, + + { 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_UART), MP_ROM_PTR(&board_uart_obj) }, + + { MP_ROM_QSTR(MP_QSTR_DISPLAY), MP_ROM_PTR(&displays[0].display) }, + +}; +MP_DEFINE_CONST_DICT(board_module_globals, board_module_globals_table); diff --git a/ports/espressif/boards/waveshare_esp32_s2_pico_lcd/sdkconfig b/ports/espressif/boards/waveshare_esp32_s2_pico_lcd/sdkconfig new file mode 100644 index 0000000000..836fd46764 --- /dev/null +++ b/ports/espressif/boards/waveshare_esp32_s2_pico_lcd/sdkconfig @@ -0,0 +1,37 @@ +CONFIG_ESP32S2_SPIRAM_SUPPORT=y +# +# SPI RAM config +# +# CONFIG_SPIRAM_TYPE_AUTO is not set +# CONFIG_SPIRAM_TYPE_ESPPSRAM16 is not set +# CONFIG_SPIRAM_TYPE_ESPPSRAM32 is not set +CONFIG_SPIRAM_TYPE_ESPPSRAM64=y +CONFIG_SPIRAM_SIZE=8388608 +# end of SPI RAM config + +CONFIG_DEFAULT_PSRAM_CLK_IO=30 +# +# PSRAM clock and cs IO for ESP32S2 +# +CONFIG_DEFAULT_PSRAM_CS_IO=26 +# end of PSRAM clock and cs IO for ESP32S2 + +# CONFIG_SPIRAM_FETCH_INSTRUCTIONS is not set +# CONFIG_SPIRAM_RODATA is not set +CONFIG_SPIRAM_SPEED_80M=y +# CONFIG_SPIRAM_SPEED_40M is not set +# CONFIG_SPIRAM_SPEED_26M is not set +# CONFIG_SPIRAM_SPEED_20M is not set +CONFIG_SPIRAM=y +CONFIG_SPIRAM_BOOT_INIT=y +# CONFIG_SPIRAM_IGNORE_NOTFOUND is not set +CONFIG_SPIRAM_USE_MEMMAP=y +# CONFIG_SPIRAM_USE_CAPS_ALLOC is not set +# CONFIG_SPIRAM_USE_MALLOC is not set +CONFIG_SPIRAM_MEMTEST=y +# CONFIG_SPIRAM_ALLOW_BSS_SEG_EXTERNAL_MEMORY is not set +# +# LWIP +# +CONFIG_LWIP_LOCAL_HOSTNAME="waveshare" +# end of LWIP