touch & sd working

CMakeLists.txt

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+# Generated Cmake Pico project file
+
+cmake_minimum_required(VERSION 3.13)
+
+set(CMAKE_C_STANDARD 11)
+set(CMAKE_CXX_STANDARD 17)
+set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
+
+# Initialise pico_sdk from installed location
+# (note this can come from environment, CMake cache etc)
+
+# == DO NOT EDIT THE FOLLOWING LINES for the Raspberry Pi Pico VS Code Extension to work ==
+if(WIN32)
+    set(USERHOME $ENV{USERPROFILE})
+else()
+    set(USERHOME $ENV{HOME})
+endif()
+set(sdkVersion 2.2.0)
+set(toolchainVersion 14_2_Rel1)
+set(picotoolVersion 2.2.0-a4)
+set(picoVscode ${USERHOME}/.pico-sdk/cmake/pico-vscode.cmake)
+if (EXISTS ${picoVscode})
+    include(${picoVscode})
+endif()
+# ====================================================================================
+set(PICO_BOARD adafruit_feather_rp2350 CACHE STRING "Board type")
+
+# Pull in Raspberry Pi Pico SDK (must be before project)
+include(pico_sdk_import.cmake)
+
+project(basic1 C CXX ASM)
+
+# Initialise the Raspberry Pi Pico SDK
+pico_sdk_init()
+
+# Add executable. Default name is the project name, version 0.1
+
+add_executable(basic1 
+    basic1.cpp 
+    st7796.c 
+    ft6336u.c 
+    sd_card.c 
+    low_level_render.cpp 
+    low_level_gui.cpp
+    diskio_sdcard.c
+    fatfs_time.c
+    fatfs/source/ff.c
+    fatfs/source/ffsystem.c
+    fatfs/source/ffunicode.c
+)
+
+pico_set_program_name(basic1 "basic1")
+pico_set_program_version(basic1 "0.1")
+
+# Modify the below lines to enable/disable output over UART/USB
+pico_enable_stdio_uart(basic1 0)
+pico_enable_stdio_usb(basic1 1)
+
+# Add the standard library to the build
+target_link_libraries(basic1
+        pico_stdlib)
+
+# Add the standard include files to the build
+target_include_directories(basic1 PRIVATE
+        ${CMAKE_CURRENT_LIST_DIR}
+        ${CMAKE_CURRENT_LIST_DIR}/fatfs/source
+)
+
+# Add any user requested libraries
+target_link_libraries(basic1 
+        hardware_spi
+        hardware_i2c
+        m
+        )
+
+pico_add_extra_outputs(basic1)
+
+# RP2350-specific: Set the boot stage2 and ensure proper image definition
+# This is critical for reliable cold boot on RP2350
+pico_set_binary_type(basic1 default)
+
+# Add binary info for proper RP2350 boot
+target_compile_definitions(basic1 PRIVATE
+    PICO_BOARD_ADAFRUIT_FEATHER_RP2350=1
+)