$tsproj = 'C:\Users\tonycao\work\twincat3-auto-cli\TwinCAT_EL6695_Secondary\TwinCAT_EL6695_Secondary.tsproj'

try {
    [xml]$doc = Get-Content -LiteralPath $tsproj -Encoding UTF8
    Write-Host 'XML parse OK' -ForegroundColor Green

    $pdo1608 = $doc.SelectNodes('//Pdo[@Index="#x1608"]')
    $pdo1A08 = $doc.SelectNodes('//Pdo[@Index="#x1a08"]')

    Write-Host "0x1608 nodes: $($pdo1608.Count)"
    foreach ($pdo in $pdo1608) { Write-Host "  entries: $($pdo.Entry.Count)" }
    Write-Host "0x1A08 nodes: $($pdo1A08.Count)"
    foreach ($pdo in $pdo1A08) { Write-Host "  entries: $($pdo.Entry.Count)" }

    # Check device AmsNetId
    $devs = $doc.SelectNodes('//Device[@AmsNetId]')
    Write-Host "Devices with AmsNetId: $($devs.Count)"
    foreach ($d in $devs) { Write-Host "  $($d.Name) AmsNetId=$($d.AmsNetId)" }

} catch {
    Write-Host "XML parse FAILED: $_" -ForegroundColor Red
}

# Check for lock files / backups
$dir = Split-Path $tsproj -Parent
Write-Host "`nLock/backup files in project dir:" -ForegroundColor Cyan
Get-ChildItem -Path $dir -Filter '*.tsproj.*' -ErrorAction SilentlyContinue | Select-Object Name, LastWriteTime, Length
Get-ChildItem -Path $dir -Filter '*.sln.*' -ErrorAction SilentlyContinue | Select-Object Name, LastWriteTime, Length
Get-ChildItem -Path $dir -Filter '*.user' -ErrorAction SilentlyContinue | Select-Object Name, LastWriteTime, Length