Simply fill out this short form to get your FREE key:

Get your key!

8-bit Microcontroller Studio

FREE Keil® PK51 Developer's Kit Available for Silicon Labs' 8-bit MCUs and Studio
Silicon Labs now offers a free version of the Keil PK51 Professional Developer's Kit, including the compiler/linker/assembler for use with Silicon Labs' 8-bit microcontrollers and Studio. This free tool comes without a time or code size limit!
Simply follow the steps below to get your free key and unlock the tools:
Step 1  Download the 8-bit microcontroller studio and install the Keil C51 tools.
Step 1  Complete the form on the right to get a FREE product key.
Step 1  Unlock your Keil tools using the steps described in Application Note 104.