Introduction - If you have any usage issues, please Google them yourself
C51 powerful features and its high efficiency in one important manifestation of its rich can directly call the library, multi-use library functions to make the code simple, clear and easy to debug and maintenance, and C51 introduced below the library system.
Packet : 326402pa51.rar filelist
pa51改进软件
pa51改进软件\PA51 中文单片机汇编.pdf
pa51改进软件\SETUP.exe
pa51改进软件\PA51SET.DAT