Bus Arbitration State Diagram - Motorola MC68340 User Manual

RAB
G TV
STATE 5
R A
R - BUS REQUEST
A - BUS GRANT ACKNOWLEDGE
B - BUS CYCLE IN PROGRESS
MOTOROLA
Freescale Semiconductor, Inc.
+
RA B
STATE 0
RA
STATE 2
+
R A A
R A
STATE 6
Figure 3-25. Bus Arbitration State Diagram
MC68340 USER'S MANUAL
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G T V
AB
RA
+
R A
G T V
R
G T V
RA
G - BUS GRANT
T - THREE-STATE SIGNAL TO BUS CONTROL
V - BUS AVAILABLE TO BUS CONTROL
R A
G T V
STATE 3
R
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