Program control apparatus incorporating a trace function

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United States of America Patent

PATENT NO 5058114
SERIAL NO

07324214

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Abstract

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In a program control apparatus with a program ROM which forms sequence control signals for executing various control actions according to specified conditions, a memory circuit is provided which is activated during a particular operation mode to successively store information corresponding to the external conditions and also information on times taken by the operation sequence of the program control apparatus.

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Patent Owner(s)

Patent OwnerAddress
HITACHI LTDTOKYO JAPAN
HITACHI ENGINEERING CO LTD3681 HAYNO MOBARA-SHI CHIBA-KEN 297-8581

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Harakawa, Takeshi Hadano, JP 9 401
Inada, Kazuhisa Hitachi, JP 3 108
Inada, Syunji Hitachi, JP 1 67
Kuboki, Shigeo Nakaminato, JP 16 256
Nakamura, Yasushi Hitachiohta, JP 157 2250
Sugimoto, Norihiko Katsuta, JP 16 413
Tominaga, Toshihiko Katsuta, JP 5 131
Ueno, Masahiro Hitachi, JP 115 793

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