发明名称 |
Method, system, and program for master and slave units connected in daisy chain wherein appended error code is transferred between the units |
摘要 |
A data transfer method for connecting a master unit on an upstream side and a plurality of slave units on an downstream side in series with serial bus by a daisy chain system and transferring data having an appended error check code or error correction code between a data transmitter and a data receiver, the data transfer method including: transferring the data flowing in the serial bus in the slave unit from the data transmitter to the data receiver without performing an error check or error correction; performing an error check of the data in a circuit provided in the slave unit aside from a circuit in which the data flow; and informing a result of the error check to the master unit individually by the slave unit, which has performed the error check of the data.
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申请公布号 |
US7653768(B2) |
申请公布日期 |
2010.01.26 |
申请号 |
US20070844157 |
申请日期 |
2007.08.23 |
申请人 |
FANUC LTD |
发明人 |
AOYAMA KAZUNARI;KOMAKI KUNITAKA;MIURA MASAHIRO |
分类号 |
G06F3/00 |
主分类号 |
G06F3/00 |
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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