Copied over the AVR branch from the original template.

CMakeLists.txt

@@ -1,7 +1,7 @@
 cmake_minimum_required(VERSION 3.20)
 
 # Use the fancy version substitution
-project(cmake-cpputest-template
+project(main
     VERSION 1.0
     DESCRIPTION "template for cmake + cpputest"
     LANGUAGES   C CXX
@@ -22,17 +22,16 @@ endif()
 set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
 
 # Request C 17 standard features
-set(CMAKE_C_STANDARD 17)
+set(CMAKE_C_STANDARD 11)
 set(CMAKE_C_STANDARD_REQUIRED True)
-set(CMAKE_C_FLAGS "-Wall -Werror -Wpedantic")
+# set(CMAKE_C_FLAGS "-Wall -Werror -Wpedantic")
 
 # SETUP THE CXX flags for .cpp
-set(CMAKE_CXX_STANDARD 17)
+set(CMAKE_CXX_STANDARD 11)
 set(CMAKE_CXX_STANDARD_REQUIRED True)
 set(CMAKE_CXX_FLAGS "-Wall -Werror -Wpedantic")
 
 
-
 # #######################################
 # TESTING STUFF 
 # #######################################

avr-gcc-toolchain.cmake

@@ -0,0 +1,49 @@
+# ###############################
+# AVR-GCC toolchain file 
+# ###############################
+
+# Specify the cross-compiler
+set(CMAKE_SYSTEM_NAME Generic)
+set(CMAKE_SYSTEM_VERSION 1)
+set(CMAKE_SYSTEM_PROCESSOR avr)
+
+# Specify the compiler and linker
+set(AVR_MCU atmega328p) # The old Classic
+#set(AVR_MCU attiny85) # The older ATtiny series, avr25
+#set(AVR_MCU attiny404) # this is the avrxmega3 series
+#set(AVR_MCU avr64dd28) # Newer DX series, avrxmega2
+
+# The default frequency of an 328p devboard using the external crystal.
+set(F_CPU 16000000UL)
+#set(F_CPU 8000000)
+add_compile_definitions(F_CPU=${F_CPU})
+# add_compile_definitions(MCU=atmega328p)
+add_compile_definitions(__AVR_ATmega328P__)
+
+# Set up the programmer for it
+#set(PROGRAMMER usbasp-clone)
+set(PROGRAMMER arduino)
+
+# Set the Port for the programmer
+set(PORT /dev/ttyUSB0)
+
+
+# Define the toolchain executables
+set(CMAKE_C_COMPILER avr-gcc)
+set(CMAKE_CXX_COMPILER avr-g++)
+set(CMAKE_ASM_COMPILER avr-gcc)
+set(CMAKE_LINKER avr-ld)
+set(CMAKE_OBJCOPY avr-objcopy)
+set(CMAKE_SIZE avr-size)
+
+
+# Define compile options
+set(CMAKE_C_FLAGS " -Os -mmcu=${AVR_MCU} -DF_CPU=${F_CPU}")
+set(CMAKE_CXX_FLAGS "-mmcu=${AVR_MCU} -DF_CPU=${F_CPU}")
+set(CMAKE_EXE_LINKER_FLAGS_INIT "-mmcu=${AVR_MCU}")
+
+
+# Define the archiver and other tools
+set(CMAKE_AR avr-ar)
+set(CMAKE_RANLIB avr-ranlib)
+

build/mocks/CMakeFiles/CMakeDirectoryInformation.cmake

@@ -0,0 +1,16 @@
+# CMAKE generated file: DO NOT EDIT!
+# Generated by "Unix Makefiles" Generator, CMake Version 3.22
+
+# Relative path conversion top directories.
+set(CMAKE_RELATIVE_PATH_TOP_SOURCE "/home/ronin/Documents/projects/templates/cpputest_template_worktrees/avr")
+set(CMAKE_RELATIVE_PATH_TOP_BINARY "/home/ronin/Documents/projects/templates/cpputest_template_worktrees/avr/build")
+
+# Force unix paths in dependencies.
+set(CMAKE_FORCE_UNIX_PATHS 1)
+
+
+# The C and CXX include file regular expressions for this directory.
+set(CMAKE_C_INCLUDE_REGEX_SCAN "^.*$")
+set(CMAKE_C_INCLUDE_REGEX_COMPLAIN "^$")
+set(CMAKE_CXX_INCLUDE_REGEX_SCAN ${CMAKE_C_INCLUDE_REGEX_SCAN})
+set(CMAKE_CXX_INCLUDE_REGEX_COMPLAIN ${CMAKE_C_INCLUDE_REGEX_COMPLAIN})

build/mocks/CMakeFiles/progress.marks

@@ -0,0 +1 @@
+0

build/mocks/CTestTestfile.cmake

@@ -0,0 +1,6 @@
+# CMake generated Testfile for 
+# Source directory: /home/ronin/Documents/projects/templates/cpputest_template_worktrees/avr/mocks
+# Build directory: /home/ronin/Documents/projects/templates/cpputest_template_worktrees/avr/build/mocks
+# 
+# This file includes the relevant testing commands required for 
+# testing this directory and lists subdirectories to be tested as well.

build/mocks/Makefile

@@ -0,0 +1,154 @@
+# CMAKE generated file: DO NOT EDIT!
+# Generated by "Unix Makefiles" Generator, CMake Version 3.22
+
+# Default target executed when no arguments are given to make.
+default_target: all
+.PHONY : default_target
+
+# Allow only one "make -f Makefile2" at a time, but pass parallelism.
+.NOTPARALLEL:
+
+#=============================================================================
+# Special targets provided by cmake.
+
+# Disable implicit rules so canonical targets will work.
+.SUFFIXES:
+
+# Disable VCS-based implicit rules.
+% : %,v
+
+# Disable VCS-based implicit rules.
+% : RCS/%
+
+# Disable VCS-based implicit rules.
+% : RCS/%,v
+
+# Disable VCS-based implicit rules.
+% : SCCS/s.%
+
+# Disable VCS-based implicit rules.
+% : s.%
+
+.SUFFIXES: .hpux_make_needs_suffix_list
+
+# Produce verbose output by default.
+VERBOSE = 1
+
+# Command-line flag to silence nested $(MAKE).
+$(VERBOSE)MAKESILENT = -s
+
+#Suppress display of executed commands.
+$(VERBOSE).SILENT:
+
+# A target that is always out of date.
+cmake_force:
+.PHONY : cmake_force
+
+#=============================================================================
+# Set environment variables for the build.
+
+# The shell in which to execute make rules.
+SHELL = /bin/sh
+
+# The CMake executable.
+CMAKE_COMMAND = /usr/bin/cmake
+
+# The command to remove a file.
+RM = /usr/bin/cmake -E rm -f
+
+# Escaping for special characters.
+EQUALS = =
+
+# The top-level source directory on which CMake was run.
+CMAKE_SOURCE_DIR = /home/ronin/Documents/projects/templates/cpputest_template_worktrees/avr
+
+# The top-level build directory on which CMake was run.
+CMAKE_BINARY_DIR = /home/ronin/Documents/projects/templates/cpputest_template_worktrees/avr/build
+
+#=============================================================================
+# Targets provided globally by CMake.
+
+# Special rule for the target test
+test:
+	@$(CMAKE_COMMAND) -E cmake_echo_color --switch=$(COLOR) --cyan "Running tests..."
+	/usr/bin/ctest --force-new-ctest-process $(ARGS)
+.PHONY : test
+
+# Special rule for the target test
+test/fast: test
+.PHONY : test/fast
+
+# Special rule for the target edit_cache
+edit_cache:
+	@$(CMAKE_COMMAND) -E cmake_echo_color --switch=$(COLOR) --cyan "Running CMake cache editor..."
+	/usr/bin/cmake-gui -S$(CMAKE_SOURCE_DIR) -B$(CMAKE_BINARY_DIR)
+.PHONY : edit_cache
+
+# Special rule for the target edit_cache
+edit_cache/fast: edit_cache
+.PHONY : edit_cache/fast
+
+# Special rule for the target rebuild_cache
+rebuild_cache:
+	@$(CMAKE_COMMAND) -E cmake_echo_color --switch=$(COLOR) --cyan "Running CMake to regenerate build system..."
+	/usr/bin/cmake --regenerate-during-build -S$(CMAKE_SOURCE_DIR) -B$(CMAKE_BINARY_DIR)
+.PHONY : rebuild_cache
+
+# Special rule for the target rebuild_cache
+rebuild_cache/fast: rebuild_cache
+.PHONY : rebuild_cache/fast
+
+# The main all target
+all: cmake_check_build_system
+	cd /home/ronin/Documents/projects/templates/cpputest_template_worktrees/avr/build && $(CMAKE_COMMAND) -E cmake_progress_start /home/ronin/Documents/projects/templates/cpputest_template_worktrees/avr/build/CMakeFiles /home/ronin/Documents/projects/templates/cpputest_template_worktrees/avr/build/mocks//CMakeFiles/progress.marks
+	cd /home/ronin/Documents/projects/templates/cpputest_template_worktrees/avr/build && $(MAKE) $(MAKESILENT) -f CMakeFiles/Makefile2 mocks/all
+	$(CMAKE_COMMAND) -E cmake_progress_start /home/ronin/Documents/projects/templates/cpputest_template_worktrees/avr/build/CMakeFiles 0
+.PHONY : all
+
+# The main clean target
+clean:
+	cd /home/ronin/Documents/projects/templates/cpputest_template_worktrees/avr/build && $(MAKE) $(MAKESILENT) -f CMakeFiles/Makefile2 mocks/clean
+.PHONY : clean
+
+# The main clean target
+clean/fast: clean
+.PHONY : clean/fast
+
+# Prepare targets for installation.
+preinstall: all
+	cd /home/ronin/Documents/projects/templates/cpputest_template_worktrees/avr/build && $(MAKE) $(MAKESILENT) -f CMakeFiles/Makefile2 mocks/preinstall
+.PHONY : preinstall
+
+# Prepare targets for installation.
+preinstall/fast:
+	cd /home/ronin/Documents/projects/templates/cpputest_template_worktrees/avr/build && $(MAKE) $(MAKESILENT) -f CMakeFiles/Makefile2 mocks/preinstall
+.PHONY : preinstall/fast
+
+# clear depends
+depend:
+	cd /home/ronin/Documents/projects/templates/cpputest_template_worktrees/avr/build && $(CMAKE_COMMAND) -S$(CMAKE_SOURCE_DIR) -B$(CMAKE_BINARY_DIR) --check-build-system CMakeFiles/Makefile.cmake 1
+.PHONY : depend
+
+# Help Target
+help:
+	@echo "The following are some of the valid targets for this Makefile:"
+	@echo "... all (the default if no target is provided)"
+	@echo "... clean"
+	@echo "... depend"
+	@echo "... edit_cache"
+	@echo "... rebuild_cache"
+	@echo "... test"
+.PHONY : help
+
+
+
+#=============================================================================
+# Special targets to cleanup operation of make.
+
+# Special rule to run CMake to check the build system integrity.
+# No rule that depends on this can have commands that come from listfiles
+# because they might be regenerated.
+cmake_check_build_system:
+	cd /home/ronin/Documents/projects/templates/cpputest_template_worktrees/avr/build && $(CMAKE_COMMAND) -S$(CMAKE_SOURCE_DIR) -B$(CMAKE_BINARY_DIR) --check-build-system CMakeFiles/Makefile.cmake 0
+.PHONY : cmake_check_build_system
+

build/mocks/cmake_install.cmake

@@ -0,0 +1,44 @@
+# Install script for directory: /home/ronin/Documents/projects/templates/cpputest_template_worktrees/avr/mocks
+
+# Set the install prefix
+if(NOT DEFINED CMAKE_INSTALL_PREFIX)
+  set(CMAKE_INSTALL_PREFIX "/usr/local")
+endif()
+string(REGEX REPLACE "/$" "" CMAKE_INSTALL_PREFIX "${CMAKE_INSTALL_PREFIX}")
+
+# Set the install configuration name.
+if(NOT DEFINED CMAKE_INSTALL_CONFIG_NAME)
+  if(BUILD_TYPE)
+    string(REGEX REPLACE "^[^A-Za-z0-9_]+" ""
+           CMAKE_INSTALL_CONFIG_NAME "${BUILD_TYPE}")
+  else()
+    set(CMAKE_INSTALL_CONFIG_NAME "")
+  endif()
+  message(STATUS "Install configuration: \"${CMAKE_INSTALL_CONFIG_NAME}\"")
+endif()
+
+# Set the component getting installed.
+if(NOT CMAKE_INSTALL_COMPONENT)
+  if(COMPONENT)
+    message(STATUS "Install component: \"${COMPONENT}\"")
+    set(CMAKE_INSTALL_COMPONENT "${COMPONENT}")
+  else()
+    set(CMAKE_INSTALL_COMPONENT)
+  endif()
+endif()
+
+# Install shared libraries without execute permission?
+if(NOT DEFINED CMAKE_INSTALL_SO_NO_EXE)
+  set(CMAKE_INSTALL_SO_NO_EXE "1")
+endif()
+
+# Is this installation the result of a crosscompile?
+if(NOT DEFINED CMAKE_CROSSCOMPILING)
+  set(CMAKE_CROSSCOMPILING "FALSE")
+endif()
+
+# Set default install directory permissions.
+if(NOT DEFINED CMAKE_OBJDUMP)
+  set(CMAKE_OBJDUMP "/usr/bin/objdump")
+endif()
+

otto.sh

@@ -3,7 +3,7 @@
 # Date: 2024
 # Filename: otto.sh
 
-CROSS_TC_WIN="$(pwd)/i686-w64-mingw32_toolchain.cmake"
+AVR_TC="$(pwd)/avr-gcc-toolchain.cmake"
 CMAKE_VERBOSE="ON"
 CROSS_COMPILE=1
 TEMPLATE_FILES=".template_files"
@@ -166,11 +166,37 @@ build_release() {
 
 build_main () {
     clear_cmake_cache
-    
     cmake -DCMAKE_VERBOSE_MAKEFILE=${CMAKE_VERBOSE} ../
     make main
 }
 
+build_hex () {
+    clear_cmake_cache
+    
+    CMAKE_ARGS="-DCMAKE_VERBOSE_MAKEFILE=${CMAKE_VERBOSE}"
+    CMAKE_ARGS="${CMAKE_ARGS} -DCMAKE_TOOLCHAIN_FILE=${AVR_TC}"
+
+    cmake ${CMAKE_ARGS} ../
+    make all
+    make hex 
+}
+
+build_hex_optimized () {
+    clear_cmake_cache
+    
+    CMAKE_ARGS="-DCMAKE_VERBOSE_MAKEFILE=${CMAKE_VERBOSE}"
+    CMAKE_ARGS="${CMAKE_ARGS} -DCMAKE_TOOLCHAIN_FILE=${AVR_TC}"
+    
+    cmake ${CMAKE_ARGS} ../
+    make all
+    make hex-release
+}
+
+flash_avr () {
+    build_hex_optimized
+    make upload
+}
+
 run_c_tests () {
     clear_cmake_cache
     cmake -DUNIT_TESTING=ON  -DCMAKE_VERBOSE_MAKEFILE=${CMAKE_VERBOSE} ../
@@ -180,9 +206,9 @@ run_c_tests () {
 print_menu () {
     echo "BUILD MENU:"
     echo "1. Run Tests"
-    echo "2. Build Project"
+    echo "2. Build Project(hex)"
-    echo "3. Build for release"
+    echo "3. Build for release(hex)"
-    echo "4. cross compile for XXXXXX"
+    echo "4. Flash to AVR"
     echo "5. Add new module to project"
     echo "6. Delete module from project"
     echo "7. Exit"
@@ -206,17 +232,17 @@ main() {
             2)
                 echo "You selected Option 2"
                 valid_choice=true
-                build_main 
+                build_hex 
                 ;;
             3)
                 echo "You selected Option 3"
                 valid_choice=true
-                build_release
+                build_hex_optimized 
                 ;;
             4)
                 echo "You selected Option 4"
                 valid_choice=true
-                cross_compile 
+                flash_avr 
                 ;;
             5)
                 echo "You selected Option 5"

src/CMakeLists.txt

@@ -1,3 +1,40 @@
-add_executable(main
+add_executable(${PROJECT_NAME}
     main.c    
 )
+
+# Ensure the build rules are defined
+set_target_properties(${PROJECT_NAME} PROPERTIES SUFFIX ".elf")
+
+if(NOT TARGET size)
+# Set the size utility to display the size of the final binary
+add_custom_target(size ALL
+    COMMAND ${CMAKE_SIZE} --format=avr --mcu=${AVR_MCU} ${CMAKE_PROJECT_NAME}.elf
+    DEPENDS ${CMAKE_PROJECT_NAME}.elf
+)
+endif()
+
+
+if(NOT TARGET hex)
+# Define how to convert ELF to HEX
+add_custom_target(hex ALL
+    COMMAND ${CMAKE_OBJCOPY} -O ihex -R .eeprom ${CMAKE_PROJECT_NAME}.elf ${CMAKE_PROJECT_NAME}.hex
+    DEPENDS ${CMAKE_PROJECT_NAME}.elf
+)
+endif()
+
+if(NOT TARGET bin)
+# Define how to convert ELF to BIN
+add_custom_target(bin ALL
+    COMMAND ${CMAKE_OBJCOPY} -O binary -R .eeprom ${CMAKE_PROJECT_NAME}.elf ${CMAKE_PROJECT_NAME}.bin
+    DEPENDS ${CMAKE_PROJECT_NAME}.elf
+)
+endif()
+
+
+if(NOT TARGET upload)
+# Upload command (adjust according to your programmer)
+add_custom_target(upload ALL
+    COMMAND avrdude -c ${PROGRAMMER} -P ${PORT} -p ${AVR_MCU} -U flash:w:${CMAKE_PROJECT_NAME}.hex
+    DEPENDS hex
+)
+endif()

src/main.c

@@ -1,8 +1,59 @@
 #include "stdio.h"
 
+#include <avr/io.h>
+#include <util/delay.h>
+
+
+//#############################
+//Globals
+//#############################
+
+#define LED_PORT (1<<5) 
+#define LED_PIN PB5
+#define BLINK_DELAY_MS 5000
+
+//#############################
+//Prototypes
+//#############################
+
+void led_blink(void);
+
+
+
+//#############################
+//MAIN
+//#############################
+
 int main(int argc, char **argv)
-{
+{ 
-    printf("Hello!\n");
+    led_blink();
+     
+    while(1) {
+        led_blink();
+        _delay_ms(500);
+    }
+    
     return 0;
 }
+
+
+//#############################
+//FUNCTIONS
+//#############################
+
+/*
+ * Input: None
+ * Output: None
+ * Description: Toggles the pin for the LED indicator.
+ */
+void led_blink(void) {
+    //Set the DDR for output.
+    DDRB |= LED_PORT;
+
+    PORTB ^= (1<<LED_PIN);
+    _delay_ms(500);
+    PORTB ^= (1<<LED_PIN);
+    _delay_ms(500);
     
+}
+