Motorola M68000 User Manual page 156

S0 S1 S2 S3
CLK
A23-A1
AS
41
R/W
18
E
42
VPA
VMA
DATA OUT
DATA IN
NOTE: This timing diagram is included for those who wish to design their own circuit to generate VMA. It shows the best case
possible attainable
Figure 10-6. MC68000 to M6800 Peripheral Timing Diagram (Best Case)
10-16 M68000 8-/16-/32-BIT MICROPROCESSORS USER'S MANUAL
Freescale Semiconductor, Inc.
S4 w w w w w w
20
51
47
40
23
(Applies To A ll Processors E xcept The MC68EC 000)
For More Information On This Product,
Go to: www.freescale.com
w w w w w w
41
50
42
43
S5 S6 S7 S0
45
12
49
18
44
45
41
54
27
29
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