瑞星微公司RK27XX系列芯片所设计出来的CMMB整机硬件原理图和PCB，BOM表和芯片的手册等等；-Rising Micro Inc. RK27XX series of chips designed by the CMMB machine hardware schematic and PCB, BOM tables and chips manuals, etc.

三菱系列PLC 写的星-三角启动的源程序，有设计说明，IO表-Mitsubishi series PLC wrote the star- triangle start of the source, there are design specifications, IO table