微處理器 - Raspberry Pi RP2040 (Pico) - Build picotool

參考資訊：
https://github.com/raspberrypi/picotool

$ sudo apt install cmake gcc-arm-none-eabi libnewlib-arm-none-eabi libstdc++-arm-none-eabi-newlib -y

$ sudo chmod 0777 /opt
$ cd /opt
$ git clone https://github.com/raspberrypi/picotool
$ cd picotool
$ git submodule update --init
$ mkdir build
$ cd build
$ cmake ..
$ make -j8