发明名称 |
Programmable controller and sequence control method |
摘要 |
A programmable controller for executing a program having mixed instructions. The programmable controller includes a bit operation memory for storing a mixed instruction inclusive of the mixture of bit operation instructions and word operation instructions in order of execution and a word operation memory for storing the word operation instructions in the mixed instruction in order of execution. A bit operation processor is provided in the programmable controller for outputting a start command for a word operation instruction when a word operation instruction read from the bit operation memory subsequently to the execution of the bit operation instruction has been recognized. The programmable controller also provides a microprocessor for receiving the word operation start command to execute the word operation instruction stored in the word operation memory,
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申请公布号 |
US5504930(A) |
申请公布日期 |
1996.04.02 |
申请号 |
US19950441646 |
申请日期 |
1995.05.15 |
申请人 |
HITACHI, LTD. |
发明人 |
KOBAYASHI, MITSUAKI;MATSUDA, TOSHIHIKO;MOROOKA, YASUO;ONUMA, KUNIHIKO;AZUSAWA, NOBORU;KIKUCHI, HIROMITSU |
分类号 |
G05B19/05;G06F9/318;G06F9/38;(IPC1-7):G05B19/414 |
主分类号 |
G05B19/05 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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