https://datasheets.raspberrypi.com/picow/connecting-to-the-internet-with-pico-w.pdf

bootsel.uf2.sh

# https://www.cnx-software.com/2022/07/03/getting-started-with-wifi-on-raspberry-pi-pico-w-board/#using-wifi-on-raspberry-pi-pico-w-with-c-programming
sudo apt install -y cmake gcc-arm-none-eabi libnewlib-arm-none-eabi build-essential

mkdir picow2
cd picow2
git clone https://github.com/GitHub30/micropython
git clone https://github.com/micropython/micropython-lib

cd micropython
git checkout rp2-bootsel
# https://forums.raspberrypi.com/viewtopic.php?t=304620
git submodule update --init lib/pico-sdk lib/tinyusb
make -C ports/rp2 BOARD=PICO_W submodules
make -C mpy-cross
cd ports/rp2
make BOARD=PICO_W





cd ..
cp -r ./rp2 ./rp2hack
cd rp2hack/
rm -r build-PICO_W/
cd ../..
make -C ports/rp2hack BOARD=PICO_W submodules
make -C mpy-cross
cd ports/rp2hack
make BOARD=PICO_W

picotool.sh

# https://github.com/raspberrypi/picotool
sudo apt install -y build-essential pkg-config libusb-1.0-0-dev
git clone https://github.com/raspberrypi/pico-sdk
git clone https://github.com/raspberrypi/picotool
cd picotool
mkdir build
cd build
PICO_SDK_PATH=../../pico-sdk cmake ..
make
./picotool info -a ../../micropython/ports/rp2/build-PICO_W/firmware.uf2

#include "py/objstr.h"は MP_DEFINE_STR_OBJ

https://github.com/micropython/micropython/blob/master/py/objstr.h