Bus lock control apparatus capable of controlling without stopping bus arbiters
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United States of America Patent
Stats
-
Oct 4, 1994
Issued Date -
N/A
app pub date -
Sep 29, 1992
filing date -
Jun 30, 1989
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A bus lock control apparatus including a bus arbiter having a register for storing bus lock enable information in correspondence with a plurality of agents, and a lock acknowledging means for acknowledging an OR signal of all pieces of information of the register to agents connected to the common bus. The lock acknowledging means is latched after a lapse of a predetermined period of time when a bus lock request or bus lock release request is enabled in the bus arbiter.
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