ricaun

@echo off

REM Navigate to the specified directory
cd /d "%~1"

REM Loop through all .csproj files and open them
for %%f in (*.csproj) do (
    start "" "%%~f"
)

ricaun

<?xml version="1.0" encoding="utf-8"?>
<Project ToolsVersion="4.0"
         DefaultTargets="PrintValues" 
         xmlns="http://schemas.microsoft.com/developer/msbuild/2003">

  <PropertyGroup>
    <Add>$([MSBuild]::Add(5,9))</Add>
    <Subtract01>$([MSBuild]::Subtract(90,768))</Subtract01>
    <Mult01>$([MSBuild]::Multiply(4,9))</Mult01>
    <Div01>$([MSBuild]::Divide(100,5.2))</Div01>

ricaun

avr\bin\avrdude
avr\bin\avrdude -C avr\etc\avrdude.conf -c usbasp -p atmega328p -U flash:w:"Blink.ino.with_bootloader.standard.hex":i -v 
@pause