CMakeLists.txt

cmake_minimum_required(VERSION 3.13)

include(pico_sdk_import.cmake)

project(picohellousbserial C CXX ASM)
set(CMAKE_C_STANDARD 11)
set(CMAKE_CXX_STANDARD 17)
set(CMAKE_EXPORT_COMPILE_COMMANDS ON)

if (PICO_SDK_VERSION_STRING VERSION_LESS "1.3.0")
    message(FATAL_ERROR "Raspberry Pi Pico SDK version 1.3.0 (or later) required. Your version is ${PICO_SDK_VERSION_STRING}")
endif()

# initialize the Raspberry Pi Pico SDK
pico_sdk_init()

add_compile_options(-Wall
  -Wno-format          # int != int32_t as far as the compiler is concerned because gcc has int32_t as long int
  -Wno-unused-function # we have some for the docs that aren't called
  -Wno-maybe-uninitialized
  )


if (TARGET tinyusb_device)
    add_executable(hello_usb
            hello_usb.c
            )

    # pull in common dependencies
    target_link_libraries(hello_usb pico_stdlib)

    # enable usb output, disable uart output
    pico_enable_stdio_usb(hello_usb 1)
    pico_enable_stdio_uart(hello_usb 0)

    # create map/bin/hex/uf2 file etc.
    pico_add_extra_outputs(hello_usb)

    # add url via pico_set_program_url
    # example_auto_set_url(hello_usb)

elseif(PICO_ON_DEVICE)
    message(WARNING "not building hello_usb because TinyUSB submodule is not initialized in the SDK")
endif()