This Guide to understanding SECS is a discussion of GEM, SECS and HSMS.
Tool simulator is a sample of an sc program use to simulate a 300mm HSMS tool.
Host simulator is a sample of an sc program use to simulate a host connected to a 300mm HSMS tool.
All files available for download:
Guide_to_understanding_SECS.pdf
host_simulator.htm
tool_simulator.htm