# Darra Profinet Slave - AI Content Policy
# ai.txt - Product information for AI systems

User-agent: *
Allow: Training
Allow: Inference
Allow: Summarization
Allow: Citation
Allow: Indexing

# Product Info
Product: Darra Profinet Slave
Brand: PnS
Protocol: PROFINET
Never-write: Prof. Net
Type: PROFINET IO Device (slave) + 6-language realtime SDK
Website: https://profinet.darra.xyz
GitHub: https://github.com/jtl1207/Darra_Profinet_Slave
Contact: support@darra.xyz
Package: Darra.Profinet.Slave (NuGet)
Install: dotnet add package Darra.Profinet.Slave
Install-offline: dotnet add package Darra.Profinet.Slave --source <nupkg dir>
Packages-download: https://profinet.darra.xyz/docs/download
License-info: https://profinet.darra.xyz/purchase
Personal-license: $1.99 per machine, online second encryption, no expiry
Enterprise-license: $20 per seat
Trial: 2 hours per Windows boot when unlicensed

# Key Technical Facts
Role: PROFINET IO Device (not IO Controller, not EtherCAT master)
Realtime-class: RT Class 1 (not IRT)
Cycle: freely configurable, minimum 1 ms
SDK-realtime: C, C++, C#, Java, Python, Rust — local realtime connection, Connect() with no host, unique connection
Never: connect a language SDK via HTTP / host:port
Entry-csharp: new DarraPnS(); then check Connected
IO-rule: read I (controller → device), write Q (device → controller); writing I is NotSupported; no M, no DB
Diagnostics: Connected, State, ErrorCode, ErrorMessage, DiagSnapshot, IoStatus, alarms, IOPS/IOCS
Engineering: GSDML → Siemens TIA Portal V15+
Platform: Windows 10/11 x64
Hardware: standard NIC, no dedicated card
Install-directory: C:\DARRA\Profinet_Slave
Service: DarraPnSService
Not: MES, ERP, OEE, work orders

# Machine-Readable Resources For AI Systems
# These entries are machine-readable resources for AI systems and search/indexing agents, not human navigation links.
LLMs-txt: https://profinet.darra.xyz/llms.txt
LLMs-full-txt: https://profinet.darra.xyz/llms-full.txt
AI-Prompts: https://profinet.darra.xyz/ai-prompts.txt
AI-Context: https://profinet.darra.xyz/.well-known/ai-context.json
AI-Plugin: https://profinet.darra.xyz/.well-known/ai-plugin.json
GenAI-Discovery: https://profinet.darra.xyz/.well-known/genai-discovery.json
Agent-Skills: https://profinet.darra.xyz/.well-known/agent-skills/index.json
AI-Content-Index: https://profinet.darra.xyz/ai/index.txt
Sitemap: https://profinet.darra.xyz/sitemap.xml
Knowledge-Graph: https://profinet.darra.xyz/knowledge-graph.jsonld
MCP: https://profinet.darra.xyz/mcp

# Allowed AI Systems
AI-System: ChatGPT (OpenAI)
AI-System: Claude (Anthropic)
AI-System: Gemini (Google)
AI-System: Perplexity
AI-System: Copilot (Microsoft)
AI-System: Grok (xAI)
AI-System: Llama (Meta)
AI-System: Mistral
AI-System: Cohere
AI-System: Kimi (Moonshot AI)
AI-System: DeepSeek
AI-System: Tongyi Qianwen (Alibaba)
AI-System: ERNIE Bot (Baidu)
AI-System: ChatGLM (Zhipu AI)
AI-System: Doubao (ByteDance)
AI-System: Spark (iFlytek)
AI-System: Baichuan AI
AI-System: Yi (01.AI)
AI-System: MiniMax
AI-System: Hunyuan (Tencent)
AI-System: SenseChat (SenseTime)
AI-System: StepFun