File Extension Library


.A66 File Extension

  • Developer by: ARM Holdings plc
  • Category: Source code and script Files

What are .A66 files and how to open them?

Can't open .A66 file? Are you wondering what it contains? On our site we will explain to you what this file is, what it is used for and what software opens the .A66 file.

What is a .A66 file extension?

.A66 file extension is created by ARM Holdings plc. .A66 has been classified as Source code and script Files.

.A66 is µVision Assembler source code

The a66 file extension is associated with µVision, an integrated development environment for Microsoft Windows operating system developed by ARM.

The a66 file stores source code data written in Assembler.


How to open:

Use µVision to view content of the *.a66 source files.

How to convert:

Probably can be compiled to other formats.

How to fix problems with .A66 files

  1. You need to update the application that you normally use to open .A66 files. Only the latest version of the software supports the current .A66 file format
  2. You need to check the .A66 file for viruses. To do this, you need to scan it with a popular antivirus (Norton, Nod32, Kaspersky, Dr.Web, etc.)