Hi I am a little less experienced in using Keil C51 tools. I have uVision 2 installed on my computer. Can you please help me on how to insert a piece of Assembly code in my C source file and build the final product. Actually I wanted to implement a delay function in Assembly in my application. /upendra
5). Throw away the original 'C' file - it is of no further use (you only needed it it to get the compiler to generate a template for your assembler).