Motorola MC68030 - Page 181

Bus Operation
MOTOROLA MC68030 USER’S MANUAL 7-35
Figure 7-22. Long-Word Read — 8-Bit Port with CIOUT Asserted
CLK
A31-A2
A1
A0
FC2-FC0
SIZ1
SIZ0
R/W
ECS
OCS
AS
DS
DSACK1
CIOUT
DSACK0
DBEN
D31-D24
D23-D16
D15-D8
D7-D0
BYTE READ
OP0 OP1 OP3
LONG WORD 3-BYTE
BYTE READ
WORD BYTE
OP2
BYTE READBYTE READ
LONG WORD OPERAND READ FROM 8-BIT PORT
S0 S2 S4 S0 S2 S4 S0 S2 S4 S0 S2 S4