Initial setup for the Handcrank Boost Converter

.gitignore

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+build/
+.cache/

CMakeLists.txt

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+cmake_minimum_required (VERSION 3.13)
+
+include(pico_sdk_import.cmake)
+
+project (handkurbel VERSION 0.1 LANGUAGES C CXX ASM)
+
+set(CMAKE_C_STANDARD 11)
+set(CMAKE_CXX_STANDARD 17)
+
+pico_sdk_init()
+
+add_executable(${CMAKE_PROJECT_NAME}
+	src/main.c
+	)
+
+pico_enable_stdio_usb(${CMAKE_PROJECT_NAME} 1)
+pico_enable_stdio_uart(${CMAKE_PROJECT_NAME} 0)
+pico_add_extra_outputs(${CMAKE_PROJECT_NAME})
+
+target_link_libraries(${CMAKE_PROJECT_NAME} pico_stdlib)

make.sh

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+#!/bin/sh
+
+export PICO_SDK_PATH=/home/thomas/Software/rpi-pico/pico-sdk
+
+mkdir -p build
+cd build
+cmake -DCMAKE_EXPORT_COMPILE_COMMANDS=1 ..
+make $@

pico_sdk_import.cmake

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+# This is a copy of <PICO_SDK_PATH>/external/pico_sdk_import.cmake
+
+# This can be dropped into an external project to help locate this SDK
+# It should be include()ed prior to project()
+
+if (DEFINED ENV{PICO_SDK_PATH} AND (NOT PICO_SDK_PATH))
+    set(PICO_SDK_PATH $ENV{PICO_SDK_PATH})
+    message("Using PICO_SDK_PATH from environment ('${PICO_SDK_PATH}')")
+endif ()
+
+if (DEFINED ENV{PICO_SDK_FETCH_FROM_GIT} AND (NOT PICO_SDK_FETCH_FROM_GIT))
+    set(PICO_SDK_FETCH_FROM_GIT $ENV{PICO_SDK_FETCH_FROM_GIT})
+    message("Using PICO_SDK_FETCH_FROM_GIT from environment ('${PICO_SDK_FETCH_FROM_GIT}')")
+endif ()
+
+if (DEFINED ENV{PICO_SDK_FETCH_FROM_GIT_PATH} AND (NOT PICO_SDK_FETCH_FROM_GIT_PATH))
+    set(PICO_SDK_FETCH_FROM_GIT_PATH $ENV{PICO_SDK_FETCH_FROM_GIT_PATH})
+    message("Using PICO_SDK_FETCH_FROM_GIT_PATH from environment ('${PICO_SDK_FETCH_FROM_GIT_PATH}')")
+endif ()
+
+set(PICO_SDK_PATH "${PICO_SDK_PATH}" CACHE PATH "Path to the Raspberry Pi Pico SDK")
+set(PICO_SDK_FETCH_FROM_GIT "${PICO_SDK_FETCH_FROM_GIT}" CACHE BOOL "Set to ON to fetch copy of SDK from git if not otherwise locatable")
+set(PICO_SDK_FETCH_FROM_GIT_PATH "${PICO_SDK_FETCH_FROM_GIT_PATH}" CACHE FILEPATH "location to download SDK")
+
+if (NOT PICO_SDK_PATH)
+    if (PICO_SDK_FETCH_FROM_GIT)
+        include(FetchContent)
+        set(FETCHCONTENT_BASE_DIR_SAVE ${FETCHCONTENT_BASE_DIR})
+        if (PICO_SDK_FETCH_FROM_GIT_PATH)
+            get_filename_component(FETCHCONTENT_BASE_DIR "${PICO_SDK_FETCH_FROM_GIT_PATH}" REALPATH BASE_DIR "${CMAKE_SOURCE_DIR}")
+        endif ()
+        # GIT_SUBMODULES_RECURSE was added in 3.17
+        if (${CMAKE_VERSION} VERSION_GREATER_EQUAL "3.17.0")
+            FetchContent_Declare(
+                    pico_sdk
+                    GIT_REPOSITORY https://github.com/raspberrypi/pico-sdk
+                    GIT_TAG master
+                    GIT_SUBMODULES_RECURSE FALSE
+            )
+        else ()
+            FetchContent_Declare(
+                    pico_sdk
+                    GIT_REPOSITORY https://github.com/raspberrypi/pico-sdk
+                    GIT_TAG master
+            )
+        endif ()
+
+        if (NOT pico_sdk)
+            message("Downloading Raspberry Pi Pico SDK")
+            FetchContent_Populate(pico_sdk)
+            set(PICO_SDK_PATH ${pico_sdk_SOURCE_DIR})
+        endif ()
+        set(FETCHCONTENT_BASE_DIR ${FETCHCONTENT_BASE_DIR_SAVE})
+    else ()
+        message(FATAL_ERROR
+                "SDK location was not specified. Please set PICO_SDK_PATH or set PICO_SDK_FETCH_FROM_GIT to on to fetch from git."
+                )
+    endif ()
+endif ()
+
+get_filename_component(PICO_SDK_PATH "${PICO_SDK_PATH}" REALPATH BASE_DIR "${CMAKE_BINARY_DIR}")
+if (NOT EXISTS ${PICO_SDK_PATH})
+    message(FATAL_ERROR "Directory '${PICO_SDK_PATH}' not found")
+endif ()
+
+set(PICO_SDK_INIT_CMAKE_FILE ${PICO_SDK_PATH}/pico_sdk_init.cmake)
+if (NOT EXISTS ${PICO_SDK_INIT_CMAKE_FILE})
+    message(FATAL_ERROR "Directory '${PICO_SDK_PATH}' does not appear to contain the Raspberry Pi Pico SDK")
+endif ()
+
+set(PICO_SDK_PATH ${PICO_SDK_PATH} CACHE PATH "Path to the Raspberry Pi Pico SDK" FORCE)
+
+include(${PICO_SDK_INIT_CMAKE_FILE})

pinout.txt

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+GP2 = MCP3204 SCLK
+GP3 = MCP3204 MOSI
+GP4 = MCP3204 MISO
+GP5 = MCP3204 CS_N
+
+GP10 = Power Switch (PWM Channel 5A)
+
+GP13 = LED
+GP14 = LED
+GP15 = LED

src/main.c

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+#include "hardware/gpio.h"
+//#include <stdio.h>
+#include <pico/stdlib.h>
+
+#define LED1_PIN 13
+#define LED2_PIN 14
+#define LED3_PIN 15
+
+int main()
+{
+	//stdio_init_all();
+	//printf("Hello, world!\n");
+
+	gpio_init(LED1_PIN);
+	gpio_init(LED2_PIN);
+	gpio_init(LED3_PIN);
+
+	gpio_set_dir(LED1_PIN, true);
+	gpio_set_dir(LED2_PIN, true);
+	gpio_set_dir(LED3_PIN, true);
+
+	gpio_put(LED1_PIN, true);
+	gpio_put(LED2_PIN, true);
+	gpio_put(LED3_PIN, true);
+
+	sleep_ms(3000);
+
+	while (true) {
+		gpio_put(LED1_PIN, true);
+		gpio_put(LED2_PIN, false);
+		gpio_put(LED3_PIN, false);
+		sleep_ms(500);
+		gpio_put(LED1_PIN, false);
+		gpio_put(LED2_PIN, true);
+		sleep_ms(500);
+		gpio_put(LED2_PIN, false);
+		gpio_put(LED3_PIN, true);
+		sleep_ms(500);
+	}
+	return 0;
+}