The CCS C compiler includes a library of example programs for many common applications. Each example program contains a header with instructions on how to run the example, and if necessary, the wiring instructions for interfacing external devices.当你下载ccs编译器，安装之后就可以得到这个代码库。你也可以稍微修改一下用在其它的编译器下，非常好的东西。
AvrX is a Real Time Multitasking Kernel written for the Atmel AVR series of micro controllers. AvrX contains approximately 34 API in the following Six categories: bullet Tasking bullet Semaphores bullet Timer Management bullet Message Queues bullet Single Step Debugging support
SmallC for AVR has been extensively re-written to make it more efficient. Typical code space savings of over 50% on version 1 have been achieved. A complete User Manual is now available that puts in one place the details previously scattered throughout my old web pages. It includes many examples and code snippets on configuring and using the various AVR hardware。
