MC68020 Motorola, MC68020 Datasheet - Page 76

• Manufacturer Part Number: MC68020
• Description: (MC68020 / MC68EC020) MICROPROCESSORS USERS MANUAL
• Manufacturer: Motorola

MOTOROLA
*
FC2–FC0
**
D31–D24
D23–D16
*
DSACK1
DSACK0
D15–D8
A31–A2
**
**
D7–D0
For the MC68EC020, A23–A2.
This signal does not apply to the MC68EC020.
DBEN
SIZ0
OCS
CLK
SIZ1
R/W
ECS
AS
DS
A0
A1
S0
LONG WORD
S2
BYTE READ
Figure 5-22. Long-Word Read—8-Bit Port
S4
OP0
S0
M68020 USER’S MANUAL
LONG-WORD OPERAND READ FROM 8-BIT PORT
S2
BYTE READ
3-BYTE
S4
OP1
S0
S2
BYTE READ
WORD
S4
OP2
S0
S2
BYTE READ
BYTE
S4
OP3
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