MC68306FC16 Datasheet, PDF (47/191 Pages) Motorola, Inc – Integrated EC000 Processor

CLK
FC2–FC0
A31–A1
AS
LDS/ UDS
R/W
DTACK
D15–D0
BR
BG
BGACK
PROCESSOR
DMA DEVICE
PROCESSOR
DMA DEVICE
Figure 3-14. Three-Wire Bus Arbitration Timing Diagram
S0 S2 S4 S6
CLK
FC2–FC0
A19–A0
AS
DS
R/W
S0 S2 S4 S6
S0 S2 S4 S6 S0 S2 S4 S6
DTACK
D7–D0
BR
BG
PROCESSOR
DMA DEVICE
PROCESSOR
DMA DEVICE
Figure 3-15. Two-Wire Bus Arbitration Timing Diagram
MOTOROLA
MC68306 USER'S MANUAL
3-15