我使用
1. Tools: DS-MDK Professional Edition Version: 5.27.0
2. Device : ARMCA5
無法使用 CMSIS 的 File System & USB 等等的 components.
No, it only support Cortex-M, and you need a professional license(http://www2.keil.com/mdk5/editions/pro) of MDK or DS-MDK to use that