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+/*
+ * Copyright (c) 2020 Raspberry Pi (Trading) Ltd.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+// Here to organize documentation order
+
+/**
+ * \defgroup hardware Hardware APIs
+ * This group of libraries provides a thin and efficient C API / abstractions to access the RP2040 hardware without having to read and write
+ * hardware registers directly.
+ * @{
+ * \defgroup hardware_adc hardware_adc
+ * \defgroup hardware_base hardware_base
+ * \defgroup hardware_claim hardware_claim
+ * \defgroup hardware_clocks hardware_clocks
+ * \defgroup hardware_divider hardware_divider
+ * \defgroup hardware_dma hardware_dma
+ * \defgroup hardware_exception hardware_exception
+ * \defgroup hardware_flash hardware_flash
+ * \defgroup hardware_gpio hardware_gpio
+ * \defgroup hardware_i2c hardware_i2c
+ * \defgroup hardware_interp hardware_interp
+ * \defgroup hardware_irq hardware_irq
+ * \defgroup hardware_pio hardware_pio
+ * \defgroup hardware_pll hardware_pll
+ * \defgroup hardware_pwm hardware_pwm
+ * \defgroup hardware_resets hardware_resets
+ * \defgroup hardware_rtc hardware_rtc
+ * \defgroup hardware_spi hardware_spi
+ * \defgroup hardware_sync hardware_sync
+ * \defgroup hardware_timer hardware_timer
+ * \defgroup hardware_uart hardware_uart
+ * \defgroup hardware_vreg hardware_vreg
+ * \defgroup hardware_watchdog hardware_watchdog
+ * \defgroup hardware_xosc hardware_xosc
+ * @}
+ *
+ * \defgroup high_level High Level APIs
+ * This group of libraries provide higher level functionality that isn't hardware related or provides a richer
+ * set of functionality above the basic hardware interfaces
+ * @{
+ * \defgroup pico_multicore pico_multicore
+ * \defgroup pico_stdlib pico_stdlib
+ * \defgroup pico_sync pico_sync
+ * \defgroup pico_time pico_time
+ * \defgroup pico_unique_id pico_unique_id
+ * \defgroup pico_util pico_util
+ * @}
+ *
+ * \defgroup third_party Third-party Libraries
+ * Third party libraries for implementing high level functionality.
+ * @{
+ * \defgroup tinyusb_device tinyusb_device
+ * \defgroup tinyusb_host tinyusb_host
+ * @}
+ *
+ * \defgroup runtime Runtime Infrastructure
+ * Libraries that are used to provide efficient implementation of certain
+ * language level and C library functions, as well as CMake INTERFACE libraries
+ * abstracting the compilation and link steps in the SDK
+ * @{
+ * \defgroup boot_stage2 boot_stage2
+ * \defgroup pico_base pico_base
+ * \defgroup pico_binary_info pico_binary_info
+ * \defgroup pico_bit_ops pico_bit_ops
+ * \defgroup pico_bootrom pico_bootrom
+ * \defgroup pico_bootsel_via_double_reset pico_bootsel_via_double_reset
+ * \defgroup pico_cxx_options pico_cxx_options
+ * \defgroup pico_divider pico_divider
+ * \defgroup pico_double pico_double
+ * \defgroup pico_float pico_float
+ * \defgroup pico_int64_ops pico_int64_ops
+ * \defgroup pico_malloc pico_malloc
+ * \defgroup pico_mem_ops pico_mem_ops
+ * \defgroup pico_platform pico_platform
+ * \defgroup pico_printf pico_printf
+ * \defgroup pico_runtime pico_runtime
+ * \defgroup pico_stdio pico_stdio
+ * \defgroup pico_standard_link pico_standard_link
+ * @}
+ *
+ * \defgroup misc External API Headers
+ * Headers for interfaces that are shared with code outside of the SDK
+ * @{
+ * \defgroup boot_picoboot boot_picoboot
+ * \defgroup boot_uf2 boot_uf2
+ * @}
+*/