Motorola MC68030 User Manual page 232

Bus Operation
S0
CLK
A31-A20
A19-A16
A15-A2
A1-A0
FC2-FC0
SIZ1
SIZ0
R/W
ECS
OCS
AS
DS
DSACK1
DSACK0
DBEN
D31 -D24
D23-D16
D15-D8
D7-D0
BERR
HALT
7-86
S2 S4 S0
BREAKPOINT
READ CYCLE ACKNOWLEDGE
Figure 7-49. Bus Error without DSACKx
MC68030 USER'S MANUAL
S2 S4
(0000)
BREAKPOINT ENCODING
BREAKPOINT NUMBER
CPU SPACE
WORD
BUS ERROR
ASSERTED
S0 S2
FETCHED
INSTRUCTION
EXECUTION
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