Question:

keil Error: failed to execute ‘C:\Keil\ARM\ARMCC’

Cause of problem:

route:

.\MDK_ARM\ARM

Kiel ARM compiler is missing:

Because the latest version of Keil installation directory does not support ARMCC, that is, version 5 cannot be used

Solution:

1. Download the old version of keil

2. Right click to unzip the file, and put the file into the folder where the new version of ARM is installed

3. Add this folder