Electronic controller that enables program auto-recovery following a non-permanent failure such as power-failure or software freeze-up, as well as program lock-up when the proper secret key has not been given to the watchdog by an unauthorized running software before a predetermined timeout

'auto':7 'auto-recoveri':6 'control':2 'electron':1 'enabl':4 'failur':14,19 'follow':9 'freez':23 'freeze-up':22 'given':40 'key':36 'lock':30 'lock-up':29 'non':12 'non-perman':11 'perman':13 'power':18 'power-failur':17 'predetermin':51 'program':5,28 'proper':34 'recoveri':8 'run':47 'secret':35 'softwar':21,48 'timeout':52 'unauthor':46 'watchdog':43 'well':26

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