Several online support options are available, see below. Please review and proceed to selected service.


Browse our Application pages and check if your target design is covered - or part of it. Maybe you can benefit from an out-of-the-box solution or re-use an evaluation board for your project. Use Menu icon (on top of each page, next to ST logo) to navigate to your target application.

Technical Resources

like Datasheets, Application Notes, CAD symbols, HW models, software drivers. etc. Use filtered Search using categories like "Resources", "Tools & Software", "Videos".


Our Community site is offering public technical discussion boards (forums) and FAQs. Don't miss to visit this knowledge base and search for immediate answers 24 hours a day or post your question to people with same mindset who might know the answer.

Support Request - via web form 

If you still did not find the information you need, describe your problem HERE and we will reply to you as quickly as possible.

Customer Note: due to migration to a new and more powerful platform this support service will be not available from June 1-3. Sorry for any inconvenience caused during this short transition period.

Telephone Support Center Business Hours 7:00 AM - 7:00 PM USA CT
  • 1 (844) STMICRO for toll-free calls inside USA
  • 1 (512) 434-1253 for calls outside USA
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