Overview

Keil supports over 1,000 devices from the following microcontroller architectures:

• MCS® 51, 8051, & C500
• MCS® 251
• XC16x, C16x, & ST10
• ARM

This section of the Keil web site is designed to assist chip vendors ensure that the Keil tools provide the best support possible for the devices they create.

Here, we attempt to answer as many questions as possible about how we can work together with our customers for our combined mutual successes.