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Improvements in LLRF Control Algorithms and Automation - Desy

Improvements in LLRF Control Algorithms and Automation - Desy

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F<strong>in</strong>ite State Mach<strong>in</strong>es<br />

State 1<br />

t21<br />

t31<br />

t13<br />

t23<br />

State 2 State 3<br />

t32<br />

• Graphical representation of<br />

logical dependencies<br />

• Transitions are connected to<br />

conditions<br />

• Inside states, procedures can<br />

be implemented for entry, exit,<br />

timer<br />

• DOOCs ddd offers a tool for<br />

FSM generation<br />

• Easy generation of states<br />

• Transparent behaviour of<br />

mach<strong>in</strong>e by full <strong>in</strong>tegration<br />

<strong>in</strong>to ddd panels<br />

September 7 th 2004 alex<strong>and</strong>er.br<strong>and</strong>t@desy.de 3/14

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