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add support for SeeedStudio TRMNL 7.5" (OG) DIY-Kit driver board #11222

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Merged
tannewt merged 1 commit into from
Aug 21, 2026
Merged

add support for SeeedStudio TRMNL 7.5" (OG) DIY-Kit driver board #11222

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9 changes: 9 additions & 0 deletions ports/espressif/boards/seeed_xiao_esp32_s3_trmnl_diy_kit/board.c
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// This file is part of the CircuitPython project: https://circuitpython.org
//
// SPDX-FileCopyrightText: Copyright (c) 2020 Scott Shawcroft for Adafruit Industries
//
// SPDX-License-Identifier: MIT

#include "mpconfigboard.h"

// Use the MP_WEAK supervisor/shared/board.c versions of routines not defined here.
24 changes: 24 additions & 0 deletions ports/espressif/boards/seeed_xiao_esp32_s3_trmnl_diy_kit/mpconfigboard.h
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// This file is part of the CircuitPython project: https://circuitpython.org
//
// SPDX-FileCopyrightText: Copyright (c) 2026 Bernhard Bablok
//
// SPDX-License-Identifier: MIT

// Micropython setup

#define MICROPY_HW_BOARD_NAME "Seeed Xiao ESP32-S3 Trmnl DIY Kit"
#define MICROPY_HW_MCU_NAME "ESP32S3"

#define MICROPY_HW_LED_STATUS (&pin_GPIO21)

// the unpopulated NFC-header also provides UART
#define CIRCUITPY_BOARD_UART (1)
#define CIRCUITPY_BOARD_UART_PIN {{.rx = &pin_GPIO41, .tx = &pin_GPIO42}}

// SPI0 is used by the display connector
// SPI1 is used by a two secondary flash chips (one unpopulated)
#define CIRCUITPY_BOARD_SPI (2)
#define CIRCUITPY_BOARD_SPI_PIN \
{{.clock = &pin_GPIO7, .mosi = &pin_GPIO9}, \
{.clock = &pin_GPIO13, .mosi = &pin_GPIO11, .miso = &pin_GPIO12} \
}
32 changes: 32 additions & 0 deletions ports/espressif/boards/seeed_xiao_esp32_s3_trmnl_diy_kit/mpconfigboard.mk
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USB_VID = 0x2886
USB_PID = 0x0300

USB_PRODUCT = "Seeed Xiao ESP32-S3 Trmnl DIY Kit"
USB_MANUFACTURER = "Seeed Studio"

IDF_TARGET = esp32s3

CIRCUITPY_ESP_FLASH_MODE = qio
CIRCUITPY_ESP_FLASH_SIZE = 16MB
CIRCUITPY_ESP_FLASH_FREQ = 80m

CIRCUITPY_ESP_PSRAM_MODE = opi
CIRCUITPY_ESP_PSRAM_SIZE = 8MB
CIRCUITPY_ESP_PSRAM_FREQ = 80m

CIRCUITPY_FREQUENCYIO = 0
CIRCUITPY_RAINBOWIO = 0
CIRCUITPY__EVE = 0
CIRCUITPY_PS2IO = 0
CIRCUITPY_CANIO = 0
CIRCUITPY_MAX3421E = 0
CIRCUITPY_ESPCAMERA = 0
CIRCUITPY_PARALLELDISPLAYBUS = 0
CIRCUITPY_COUNTIO = 0
CIRCUITPY_NEOPIXEL_WRITE = 0
CIRCUITPY_ROTARYIO = 0

CIRCUITPY_AUDIOCORE = 0
CIRCUITPY_AUDIOBUSIO = 0
CIRCUITPY_AUDIOBUSIO_PDMIN = 0
CIRCUITPY_AUDIOI2SIN = 0
47 changes: 47 additions & 0 deletions ports/espressif/boards/seeed_xiao_esp32_s3_trmnl_diy_kit/pins.c
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// This file is part of the CircuitPython project: https://circuitpython.org
//
// SPDX-FileCopyrightText: Copyright (c) 2020 Scott Shawcroft for Adafruit Industries
//
// SPDX-License-Identifier: MIT

#include "shared-bindings/board/__init__.h"

static const mp_rom_map_elem_t board_module_globals_table[] = {
CIRCUITPYTHON_BOARD_DICT_STANDARD_ITEMS

{ MP_ROM_QSTR(MP_QSTR_BAT_ADC), MP_ROM_PTR(&pin_GPIO1) },
{ MP_ROM_QSTR(MP_QSTR_BTN1), MP_ROM_PTR(&pin_GPIO2) },
{ MP_ROM_QSTR(MP_QSTR_BTN2), MP_ROM_PTR(&pin_GPIO3) },
{ MP_ROM_QSTR(MP_QSTR_EDP_BUSY), MP_ROM_PTR(&pin_GPIO4) },
{ MP_ROM_QSTR(MP_QSTR_BTN3), MP_ROM_PTR(&pin_GPIO5) },
{ MP_ROM_QSTR(MP_QSTR_ADC_EN), MP_ROM_PTR(&pin_GPIO6) },
{ MP_ROM_QSTR(MP_QSTR_SPI0_CLK), MP_ROM_PTR(&pin_GPIO7) },
{ MP_ROM_QSTR(MP_QSTR_SPI0_MOSI), MP_ROM_PTR(&pin_GPIO9) },
{ MP_ROM_QSTR(MP_QSTR_EDP_DC), MP_ROM_PTR(&pin_GPIO10) },

// connected to two additional flash chips (one unpopulated)
{ MP_ROM_QSTR(MP_QSTR_SPI1_MOSI), MP_ROM_PTR(&pin_GPIO11) },
{ MP_ROM_QSTR(MP_QSTR_SPI1_MISO), MP_ROM_PTR(&pin_GPIO12) },
{ MP_ROM_QSTR(MP_QSTR_SPI1_CLK), MP_ROM_PTR(&pin_GPIO13) },

{ MP_ROM_QSTR(MP_QSTR_LED), MP_ROM_PTR(&pin_GPIO21) },

{ MP_ROM_QSTR(MP_QSTR_EDP_RES), MP_ROM_PTR(&pin_GPIO38) },

// connected to two additional flash chips (CS0 unpopulated)
{ MP_ROM_QSTR(MP_QSTR_SPI1_CS0), MP_ROM_PTR(&pin_GPIO39) },
{ MP_ROM_QSTR(MP_QSTR_SPI1_CS1), MP_ROM_PTR(&pin_GPIO40) },

{ MP_ROM_QSTR(MP_QSTR_D14), MP_ROM_PTR(&pin_GPIO41) },
{ MP_ROM_QSTR(MP_QSTR_RX), MP_ROM_PTR(&pin_GPIO41) },

{ MP_ROM_QSTR(MP_QSTR_D15), MP_ROM_PTR(&pin_GPIO42) },
{ MP_ROM_QSTR(MP_QSTR_TX), MP_ROM_PTR(&pin_GPIO42) },

{ MP_ROM_QSTR(MP_QSTR_PWR_EN), MP_ROM_PTR(&pin_GPIO43) },
{ MP_ROM_QSTR(MP_QSTR_SPI0_CS), MP_ROM_PTR(&pin_GPIO44) },

{ 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_DEFINE_CONST_DICT(board_module_globals, board_module_globals_table);
11 changes: 11 additions & 0 deletions ports/espressif/boards/seeed_xiao_esp32_s3_trmnl_diy_kit/sdkconfig
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#
# Espressif IoT Development Framework Configuration
#
#
# Component config
#
#
#
# end of Component config

# end of Espressif IoT Development Framework Configuration
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