AMD-K6 Datasheet, PDF (141/346 Pages) Advanced Micro Devices – AMD-K6 Processor

20695H/0—March 1998
Preliminary Information
AMD-K6^® Processor Data Sheet
6.2
Bus State Machine Diagram
Addr
No
Pending
Yes
Request?
Address
Idle
Idle
Data
Data
Bus State
Branch Condition
Yes
Last BRDY# ^No
Asserted?
Yes
Last BRDY#
Asserted?
No
Pending
No
Request?
Pipe-A
Yes
Pipeline
Address
NA# Sampled ^No
Asserted?
Yes
Data-NA#
Data-NA#
Requested
Yes
NA# Sampled ^No
Asserted?
Yes
NA# Sampled
Asserted?
No
Pipe-D
Pipeline
Data
Trans
Transition
No Last BRDY#
Asserted?
Yes
Yes
No
Bus Transition?
Note: The processor transitions to the IDLE state on the clock edge on which BOFF# or RESET is sampled asserted.
Figure 44. Bus State Machine Diagram
Chapter 6
Bus Cycles
123