a very simple program that prints "Hello World" to the serial port of the 8051. When you can successfully build and run this program, you have used the entire toolset including:

Packet : 667762kail c21 example.rar filelist
HELLO
HELLO\ABSTRACT.TXT
HELLO\HELLO.C
HELLO\HELLO_Uv2.Bak
HELLO\HELLO.plg
HELLO\HELLO.Uv2
HELLO\HELLO_Opt.Bak
HELLO\HELLO.Opt

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