Patent ID: 6812852
Filing Date: 2004-11-02
Classification: G05B,G06K,G07C,G08C

Abstract:
A state machine slave comprising:three or more states, being at least a first state, a second state, and a third state, the slave being initially in the first state; a memory with one or more stored information values; a receiving unit for receiving one or more commands in a command sequence, each of the commands specifying a â€œtransfer from stateâ€ , â€œtransfer to stateâ€ , and a primitive condition; and a processing unit that causes the slave to move to the second state being the â€œtransfer to stateâ€  if the first state is the same as the â€œtransfer from stateâ€  and one or more of the information values satisfies the primitive condition, the slave being moved to the third state by another command in the command sequence only if the slave is in the second state, and the slave, once moved into the third state, remaining in the third state.