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Merge pull request adafruit#8214 from MakerClassCZ/picopad
Add PicoPad support
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‎ports/raspberrypi/boards/pajenicko_picopad/board.c

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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) 2021 Scott Shawcroft for Adafruit Industries
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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 "supervisor/board.h"
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#include "mpconfigboard.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-module/displayio/__init__.h"
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#include "shared-module/displayio/mipi_constants.h"
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#include "supervisor/shared/board.h"
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displayio_fourwire_obj_t board_display_obj;
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#define DELAY 0x80
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uint8_t display_init_sequence[] = {
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0x01, 0 | DELAY, 150, // SWRESET
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0x36, 1, 0x68, // MADCTL
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0x35, 1, 0x00, // TEON
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0xB2, 5, 0x0c, 0x0c, 0x00, 0x33, 0x33, // FRMCTR2
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0x3A, 1, 0x05, // COLMOD
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0xB7, 1, 0x14, // GCTRL
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0xBB, 1, 0x37, // VCOMS
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0xC0, 1, 0x2c, // LCMCTRL
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0xC2, 1, 0x01, // VDVVRHEN
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0xC3, 1, 0x12, // VRHS
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0xC4, 1, 0x20, // VDVS
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0xD0, 2, 0xa4, 0xa1, // PWRCTRL1
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0xC6, 1, 0x0f, // FRCTRL2
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0xE0, 14, 0xd0, 0x04, 0x0d, 0x11, 0x13, 0x2b, 0x3f, 0x54, 0x4c, 0x18, 0x0d, 0x0b, 0x1f, 0x23, // GMCTRP1
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0xE1, 14, 0xd0, 0x04, 0x0c, 0x11, 0x13, 0x2c, 0x3f, 0x44, 0x51, 0x2f, 0x1f, 0x1f, 0x20, 0x23, // GMCTRN1
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0x21, 0, // INVON
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0x11, 0 | DELAY, 255, // SLPOUT
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0x29, 0 | DELAY, 100, // DISPON
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0x2a, 4, 0x00, 0, 0x00, 0xfe, // CASET
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0x2b, 4, 0x00, 0, 0x00, 0xfe, // RASET
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0x2c, 0, // RAMWR
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};
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void board_init(void) {
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displayio_fourwire_obj_t *bus = &allocate_display_bus()->fourwire_bus;
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busio_spi_obj_t *spi = &bus->inline_bus;
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common_hal_busio_spi_construct(spi, &pin_GPIO18, &pin_GPIO19, NULL, false);
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common_hal_busio_spi_never_reset(spi);
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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_GPIO17, // TFT_DC Command or data
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&pin_GPIO21, // TFT_CS Chip select
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&pin_GPIO20, // TFT_RST Reset
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60000000, // Baudrate
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0, // Polarity
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0); // Phase
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displayio_display_obj_t *display = &allocate_display()->display;
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display->base.type = &displayio_display_type;
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common_hal_displayio_display_construct(display,
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bus,
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320, // Width
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240, // Height
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0, // column start
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0, // row start
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0, // rotation
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16, // Color depth
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false, // Grayscale
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false, // pixels in a byte share a row. Only valid for depths < 8
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1, // bytes per cell. Only valid for depths < 8
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false, // reverse_pixels_in_byte. Only valid for depths < 8
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true, // reverse_bytes_in_word
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MIPI_COMMAND_SET_COLUMN_ADDRESS, // Set column command
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MIPI_COMMAND_SET_PAGE_ADDRESS, // Set row command
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MIPI_COMMAND_WRITE_MEMORY_START, // Write memory command
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display_init_sequence,
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sizeof(display_init_sequence),
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&pin_GPIO16, // backlight pin
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NO_BRIGHTNESS_COMMAND,
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1.0f, // brightness
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false, // single_byte_bounds
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false, // data_as_commands
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true, // auto_refresh
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60, // native_frames_per_second
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true, // backlight_on_high
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false, // SH1107_addressing
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50000); // backlight pwm frequency
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}
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// Use the MP_WEAK supervisor/shared/board.c versions of routines not defined here.

‎ports/raspberrypi/boards/pajenicko_picopad/link.ld

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firmware_size = 1532k;

‎ports/raspberrypi/boards/pajenicko_picopad/mpconfigboard.h

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#define MICROPY_HW_BOARD_NAME "Pajenicko PicoPad"
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#define MICROPY_HW_MCU_NAME "rp2040"
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#define CIRCUITPY_DIGITALIO_HAVE_INVALID_PULL (1)
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#define CIRCUITPY_DIGITALIO_HAVE_INVALID_DRIVE_MODE (1)
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#define MICROPY_HW_LED_STATUS (&pin_CYW0)
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#define DEFAULT_UART_BUS_TX (&pin_GPIO0)
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#define DEFAULT_UART_BUS_RX (&pin_GPIO1)
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#define DEFAULT_I2C_BUS_SDA (&pin_GPIO0)
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#define DEFAULT_I2C_BUS_SCL (&pin_GPIO1)

‎ports/raspberrypi/boards/pajenicko_picopad/mpconfigboard.mk

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USB_VID = 0x2E8A
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USB_PID = 0x1063
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USB_PRODUCT = "PicoPad"
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USB_MANUFACTURER = "Pajenicko s.r.o."
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CHIP_VARIANT = RP2040
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CHIP_FAMILY = rp2
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EXTERNAL_FLASH_DEVICES = "W25Q16JVxQ"
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CIRCUITPY_KEYPAD = 1
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CIRCUITPY_STAGE = 1
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CIRCUITPY_AUDIOIO = 1
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CIRCUITPY__EVE = 1
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CIRCUITPY_CYW43 = 1
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CIRCUITPY_SSL = 1
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CIRCUITPY_SSL_MBEDTLS = 1
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CIRCUITPY_HASHLIB = 1
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CIRCUITPY_WEB_WORKFLOW = 1
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CIRCUITPY_MDNS = 1
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CIRCUITPY_SOCKETPOOL = 1
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CIRCUITPY_WIFI = 1
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CIRCUITPY_PICODVI = 1
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# Pimoroni PicoSystem peripherals are compatible, we can use of existing ugame.py
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FROZEN_MPY_DIRS += $(TOP)/frozen/circuitpython-stage/picosystem
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CFLAGS += -DCYW43_PIN_WL_HOST_WAKE=24 -DCYW43_PIN_WL_REG_ON=23 -DCYW43_WL_GPIO_COUNT=3 -DCYW43_WL_GPIO_LED_PIN=0
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# Must be accompanied by a linker script change
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CFLAGS += -DCIRCUITPY_FIRMWARE_SIZE='(1536 * 1024)'

‎ports/raspberrypi/boards/pajenicko_picopad/pico-sdk-configboard.h

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// Put board-specific pico-sdk definitions here. This file must exist.

‎ports/raspberrypi/boards/pajenicko_picopad/pins.c

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#include "shared-bindings/board/__init__.h"
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#include "shared-module/displayio/__init__.h"
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STATIC const mp_rom_map_elem_t board_module_globals_table[] = {
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CIRCUITPYTHON_BOARD_DICT_STANDARD_ITEMS
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// Default RPi Pico Pins
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{MP_ROM_QSTR(MP_QSTR_GP0), MP_ROM_PTR(&pin_GPIO0)},
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{MP_ROM_QSTR(MP_QSTR_GP1), MP_ROM_PTR(&pin_GPIO1)},
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{MP_ROM_QSTR(MP_QSTR_GP2), MP_ROM_PTR(&pin_GPIO2)},
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{MP_ROM_QSTR(MP_QSTR_GP3), MP_ROM_PTR(&pin_GPIO3)},
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{MP_ROM_QSTR(MP_QSTR_GP4), MP_ROM_PTR(&pin_GPIO4)},
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{MP_ROM_QSTR(MP_QSTR_GP5), MP_ROM_PTR(&pin_GPIO5)},
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{MP_ROM_QSTR(MP_QSTR_GP6), MP_ROM_PTR(&pin_GPIO6)},
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{MP_ROM_QSTR(MP_QSTR_GP7), MP_ROM_PTR(&pin_GPIO7)},
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{MP_ROM_QSTR(MP_QSTR_GP8), MP_ROM_PTR(&pin_GPIO8)},
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{MP_ROM_QSTR(MP_QSTR_GP9), MP_ROM_PTR(&pin_GPIO9)},
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{MP_ROM_QSTR(MP_QSTR_GP10), MP_ROM_PTR(&pin_GPIO10)},
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{MP_ROM_QSTR(MP_QSTR_GP11), MP_ROM_PTR(&pin_GPIO11)},
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{MP_ROM_QSTR(MP_QSTR_GP12), MP_ROM_PTR(&pin_GPIO12)},
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{MP_ROM_QSTR(MP_QSTR_GP13), MP_ROM_PTR(&pin_GPIO13)},
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{MP_ROM_QSTR(MP_QSTR_GP14), MP_ROM_PTR(&pin_GPIO14)},
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{MP_ROM_QSTR(MP_QSTR_GP15), MP_ROM_PTR(&pin_GPIO15)},
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{MP_ROM_QSTR(MP_QSTR_GP16), MP_ROM_PTR(&pin_GPIO16)},
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{MP_ROM_QSTR(MP_QSTR_GP17), MP_ROM_PTR(&pin_GPIO17)},
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{MP_ROM_QSTR(MP_QSTR_GP18), MP_ROM_PTR(&pin_GPIO18)},
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{MP_ROM_QSTR(MP_QSTR_GP19), MP_ROM_PTR(&pin_GPIO19)},
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{MP_ROM_QSTR(MP_QSTR_GP20), MP_ROM_PTR(&pin_GPIO20)},
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{MP_ROM_QSTR(MP_QSTR_GP21), MP_ROM_PTR(&pin_GPIO21)},
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{MP_ROM_QSTR(MP_QSTR_GP22), MP_ROM_PTR(&pin_GPIO22)},
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{MP_ROM_QSTR(MP_QSTR_GP26), MP_ROM_PTR(&pin_GPIO26)},
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{MP_ROM_QSTR(MP_QSTR_GP27), MP_ROM_PTR(&pin_GPIO27)},
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{MP_ROM_QSTR(MP_QSTR_GP28), MP_ROM_PTR(&pin_GPIO28)},
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// PicoPad external connector
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/*
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┌──────┐
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GND -│1 2│- GND
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3V3 -│3 4│- VBAT
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D5/A2 -│5 6│- ADC_VREF
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D4/A1 -│7 8│- AGND
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D3/TX/SDA -│9 10│- D0/A0
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D2/RX/SCL -│11 12│- D1
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└──────┘
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*/
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{MP_ROM_QSTR(MP_QSTR_D0), MP_ROM_PTR(&pin_GPIO26)},
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{MP_ROM_QSTR(MP_QSTR_D1), MP_ROM_PTR(&pin_GPIO14)},
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{MP_ROM_QSTR(MP_QSTR_D2), MP_ROM_PTR(&pin_GPIO1)},
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{MP_ROM_QSTR(MP_QSTR_D3), MP_ROM_PTR(&pin_GPIO0)},
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{MP_ROM_QSTR(MP_QSTR_D4), MP_ROM_PTR(&pin_GPIO27)},
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{MP_ROM_QSTR(MP_QSTR_D5), MP_ROM_PTR(&pin_GPIO28)},
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{MP_ROM_QSTR(MP_QSTR_A0), MP_ROM_PTR(&pin_GPIO26)},
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{MP_ROM_QSTR(MP_QSTR_A1), MP_ROM_PTR(&pin_GPIO27)},
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{MP_ROM_QSTR(MP_QSTR_A2), MP_ROM_PTR(&pin_GPIO28)},
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// PicoPad LCD
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{MP_ROM_QSTR(MP_QSTR_LCD_RESET), MP_ROM_PTR(&pin_GPIO20)},
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{MP_ROM_QSTR(MP_QSTR_LCD_CS), MP_ROM_PTR(&pin_GPIO21)},
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{MP_ROM_QSTR(MP_QSTR_LCD_SCLK), MP_ROM_PTR(&pin_GPIO18)},
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{MP_ROM_QSTR(MP_QSTR_LCD_MOSI), MP_ROM_PTR(&pin_GPIO19)},
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{MP_ROM_QSTR(MP_QSTR_LCD_DC), MP_ROM_PTR(&pin_GPIO17)},
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{MP_ROM_QSTR(MP_QSTR_LCD_BL), MP_ROM_PTR(&pin_GPIO16)},
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// PicoPad Audio
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{MP_ROM_QSTR(MP_QSTR_AUDIO), MP_ROM_PTR(&pin_GPIO15)},
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// PicoPad USR LED (yellow)
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{MP_ROM_QSTR(MP_QSTR_LED), MP_ROM_PTR(&pin_GPIO22)},
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// PicoPad Buttons
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{MP_ROM_QSTR(MP_QSTR_SW_X), MP_ROM_PTR(&pin_GPIO9)},
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{MP_ROM_QSTR(MP_QSTR_SW_Y), MP_ROM_PTR(&pin_GPIO8)},
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{MP_ROM_QSTR(MP_QSTR_SW_A), MP_ROM_PTR(&pin_GPIO7)},
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{MP_ROM_QSTR(MP_QSTR_SW_B), MP_ROM_PTR(&pin_GPIO6)},
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{MP_ROM_QSTR(MP_QSTR_SW_DOWN), MP_ROM_PTR(&pin_GPIO5)},
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{MP_ROM_QSTR(MP_QSTR_SW_RIGHT), MP_ROM_PTR(&pin_GPIO2)},
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{MP_ROM_QSTR(MP_QSTR_SW_LEFT), MP_ROM_PTR(&pin_GPIO3)},
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{MP_ROM_QSTR(MP_QSTR_SW_UP), MP_ROM_PTR(&pin_GPIO4)},
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// PicoPad SD Card
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{MP_ROM_QSTR(MP_QSTR_SD_CS), MP_ROM_PTR(&pin_GPIO13)},
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{MP_ROM_QSTR(MP_QSTR_SD_SCK), MP_ROM_PTR(&pin_GPIO10)},
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{MP_ROM_QSTR(MP_QSTR_SD_MOSI), MP_ROM_PTR(&pin_GPIO11)},
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{MP_ROM_QSTR(MP_QSTR_SD_MISO), MP_ROM_PTR(&pin_GPIO12)},
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// PicoPad Battery
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{MP_ROM_QSTR(MP_QSTR_BAT_SENSE), MP_ROM_PTR(&pin_GPIO29)},
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// PicoPad UART0
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{MP_ROM_QSTR(MP_QSTR_TX), MP_ROM_PTR(&pin_GPIO0)},
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{MP_ROM_QSTR(MP_QSTR_RX), MP_ROM_PTR(&pin_GPIO1)},
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// PicoPad I2C0
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{MP_ROM_QSTR(MP_QSTR_SDA), MP_ROM_PTR(&pin_GPIO0)},
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{MP_ROM_QSTR(MP_QSTR_SCL), MP_ROM_PTR(&pin_GPIO1)},
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// PicoPad I2C1
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{MP_ROM_QSTR(MP_QSTR_SDA_ALT), MP_ROM_PTR(&pin_GPIO14)},
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{MP_ROM_QSTR(MP_QSTR_SCL_ALT), MP_ROM_PTR(&pin_GPIO27)},
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{MP_ROM_QSTR(MP_QSTR_I2C), MP_ROM_PTR(&board_i2c_obj)},
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{MP_ROM_QSTR(MP_QSTR_I2C_ALT), MP_ROM_PTR(&board_i2c_obj)},
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{MP_ROM_QSTR(MP_QSTR_UART), MP_ROM_PTR(&board_uart_obj)},
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{MP_ROM_QSTR(MP_QSTR_SMPS_MODE), MP_ROM_PTR(&pin_CYW1)},
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{MP_ROM_QSTR(MP_QSTR_LED), MP_ROM_PTR(&pin_CYW0)},
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{MP_ROM_QSTR(MP_QSTR_VBUS_SENSE), MP_ROM_PTR(&pin_CYW2)},
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{MP_ROM_QSTR(MP_QSTR_DISPLAY), MP_ROM_PTR(&displays[0].display)}
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};
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MP_DEFINE_CONST_DICT(board_module_globals, board_module_globals_table);

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