found and tested a library for communication with the bme280

mein_projekt/CMakeLists.txt

@@ -1,4 +1,5 @@
 cmake_minimum_required(VERSION 3.13)
+set(PICO_BOARD pico_w)
 
 set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
 set(PICO_SDK_PATH ${CMAKE_SOURCE_DIR}/../pico-sdk)
@@ -6,7 +7,6 @@ set(PICO_SDK_PATH ${CMAKE_SOURCE_DIR}/../pico-sdk)
 # Pico SDK einbinden – MUSS vor project() stehen
 include(${PICO_SDK_PATH}/external/pico_sdk_import.cmake)
 
-set(PICO_BOARD pico_w)
 
 project(mein_projekt C CXX ASM)
 set(CMAKE_C_STANDARD 11)
@@ -14,6 +14,8 @@ set(CMAKE_CXX_STANDARD 17)
 
 pico_sdk_init()
 
+add_subdirectory(../lib/bme280 bme280_build)
+
 add_executable(mein_projekt
     main.cpp
 )
@@ -26,7 +28,7 @@ pico_enable_stdio_uart(mein_projekt 0)
 target_link_libraries(mein_projekt
     pico_stdlib
     pico_cyw43_arch_none
-    hardware_i2c
+    bme280
 )
 
 # Erzeugt .uf2 Datei zum Flashen