c:\development\pico\pico2-test>mkdir mybuildtest

c:\development\pico\pico2-test>cd mybuildtest

c:\development\pico\pico2-test\mybuildtest>cmake -G "NMake Makefiles" ..
Using PICO_SDK_PATH from environment ('c:\development\pico\pico-sdk')
PICO_SDK_PATH is C:/development/pico/pico-sdk
Defaulting platform (PICO_PLATFORM) to 'rp2040' since not specified.
Defaulting target board (PICO_BOARD) to 'pico' since not specified.
Using board configuration from C:/development/pico/pico-sdk/src/boards/include/boards/pico.h
Pico Platform (PICO_PLATFORM) is 'rp2040'.
-- Defaulting build type to 'Release' since not specified.
Defaulting compiler (PICO_COMPILER) to 'pico_arm_cortex_m0plus_gcc' since not specified.
Configuring toolchain based on PICO_COMPILER 'pico_arm_cortex_m0plus_gcc'
Defaulting PICO_GCC_TRIPLE to 'arm-none-eabi'
-- The C compiler identification is GNU 13.3.1
-- The CXX compiler identification is GNU 13.3.1
-- Detecting C compiler ABI info
-- Detecting C compiler ABI info - done
-- Check for working C compiler: C:/Program Files (x86)/Arm GNU Toolchain arm-none-eabi/13.3 rel1/bin/arm-none-eabi-gcc.exe - skipped
-- Detecting C compile features
-- Detecting C compile features - done
-- Detecting CXX compiler ABI info
-- Detecting CXX compiler ABI info - done
-- Check for working CXX compiler: C:/Program Files (x86)/Arm GNU Toolchain arm-none-eabi/13.3 rel1/bin/arm-none-eabi-g++.exe - skipped
-- Detecting CXX compile features
-- Detecting CXX compile features - done
-- The ASM compiler identification is GNU
-- Found assembler: C:/Program Files (x86)/Arm GNU Toolchain arm-none-eabi/13.3 rel1/bin/arm-none-eabi-gcc.exe
Build type is Release
PICOTOOL_OVERRIDE_DIR env var is set to 'C:/development/pico/win_tools/picotool'
-- Found Python3: C:/Program Files (x86)/Microsoft Visual Studio/Shared/Python39_64/python.exe (found version "3.9.13") found components: Interpreter
TinyUSB available at C:/development/pico/pico-sdk/lib/tinyusb/src/portable/raspberrypi/rp2040; enabling build support for USB.
BTstack available at C:/development/pico/pico-sdk/lib/btstack
cyw43-driver available at C:/development/pico/pico-sdk/lib/cyw43-driver
lwIP available at C:/development/pico/pico-sdk/lib/lwip
mbedtls available at C:/development/pico/pico-sdk/lib/mbedtls
-- Configuring done
-- Generating done
-- Build files have been written to: C:/development/pico/pico2-test/mybuildtest

c:\development\pico\pico2-test\mybuildtest>