Generate UDS Specification

Load BSW Repository
No repository loaded — choose a folder, or try a sample bundle.
Compliance Matrix optional
No Compliance Matrix selected — sample bundles auto-fill a demo set.
Verify Conditionally-Accepted comments (LLM)
Requires a loaded repo + an LLM backend.
Using: Server default (configure provider/model on the Chat tab to override).
Generate ECU skeleton ARXML (ZIP)
Generate
Options (ECU name, LaTeX class)
Choose file or drag & drop
.cls

Parsed Summary

No spec parsed yet. Run Parse & Preview first.

Chat with the parsed UDS Spec

Settings
⚙ Setup & advanced

Requires pip install udsdoc[llm] on the server. Your API key, when supplied here, lives only in this browser tab.

Conversation
No spec loaded. Parse an ARXML on the Generate tab first.
Try: “Which DIDs require security level 2?”, “List every NRC returned by SID 0x27.”, “Summarise the SecurityAccess configuration.”

About udsdoc

Overview

udsdoc converts AUTOSAR DCM / CanTp / DEM ARXML configuration files into professional UDS (ISO 14229) specification documents. It supports LaTeX, HTML, and PDF output formats.

Version: —

Features
  • Parse AUTOSAR DCM ARXML — sessions, security levels, services, DIDs, routines, DTCs
  • Optional DEM ARXML for full DTC event configuration
  • Output formats: LaTeX (ZIP), HTML (ZIP), PDF
  • Custom LaTeX class file (.cls) support
  • DID C code scanning — extract global variable references from DID read/write functions
  • RID C code scanning — extract global variable references from RID start/stop/result functions
  • Parse & Preview — inspect specification before generating
  • Works entirely in-browser — no data leaves your machine
Usage

Start the server with the CLI flag and access it in a browser: 

udsdoc --serve

Optional web dependencies: 

pip install udsdoc[web]
Ready