| 发明名称 |
NETWORK INTERFACE BOARD SYSTEM |
| 摘要 |
A network interface board (21) for communication between a personal computer (12) and a network bus (24) connecting to programmable logic controller (222) and the machines being controlled. The board includes mailbox registers (31) for storing messages from the network; and includes a queue of alarm message which the computer can access. |
| 申请公布号 |
WO8909976(A1) |
申请公布日期 |
1989.10.19 |
| 申请号 |
WO1989US01514 |
申请日期 |
1989.04.11 |
| 申请人 |
SQUARE D COMPANY |
发明人 |
GANS, STEVEN, J.;WIEGL, EDWARD, H.;SACKMANN, DAVID, J. |
| 分类号 |
G06F13/00;G05B19/05;(IPC1-7):G06F15/60 |
主分类号 |
G06F13/00 |
| 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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