boards/shields/seeed_xiao_expansion_board/doc/index.rst
.. _seeed_xiao_expansion_board:
Seeed Studio XIAO Expansion Board #################################
Overview
Seeed Studio XIAO Expansion Board is a powerful functional expansion board
for Seeed Studio XIAO series_ of only half Raspberry Pi 4 size. It enables
building prototypes and projects in an easy and quick way. With its rich
peripherals, you could explore the infinite possibilities of Seeed Studio
XIAO series.
.. figure:: img/seeed_xiao_expansion_board.webp :align: center :alt: Seeed Studio XIAO Expansion Board
Seeed Studio XIAO Expansion Board (Credit: Seeed Studio)
+-----------------------+---------------------------------------------+ | Shield Connector Pin | Function | +=======================+=============================================+ | 0 | Grove1 (A0, D0) | +-----------------------+---------------------------------------------+ | 1 | User button | +-----------------------+---------------------------------------------+ | 2 | MicroSD SPI CSn | +-----------------------+---------------------------------------------+ | 3 | Buzzer(A3) | +-----------------------+---------------------------------------------+ | 4 | Grove2 I2C SDA | +-----------------------+---------------------------------------------+ | 5 | Grove2 I2C SCL | +-----------------------+---------------------------------------------+ | 6 | Grove1 UART TX | +-----------------------+---------------------------------------------+ | 7 | Grove*1 UART RX | +-----------------------+---------------------------------------------+ | 8 | MicroSD SPI SCK (Serial Clock Input) | +-----------------------+---------------------------------------------+ | 9 | MicroSD SPI MISO (Serial Data Input) | +-----------------------+---------------------------------------------+ | 10 | MicroSD SPI MOSI (Serial Data Output) | +-----------------------+---------------------------------------------+
Programming
Set --shield seeed_xiao_expansion_board when you invoke west build. For example:
.. zephyr-app-commands:: :zephyr-app: samples/basic/button :board: xiao_ble/nrf52840 :shield: seeed_xiao_expansion_board :goals: build
Set --shield seeed_xiao_expansion_board when you invoke west build. For example:
.. zephyr-app-commands:: :zephyr-app: samples/subsys/display/lvgl :board: xiao_ble/nrf52840 :shield: seeed_xiao_expansion_board :goals: build
.. _Seeed Studio XIAO series: https://www.seeedstudio.com/XIAO-c-1964.html