User's Manual

MSM80C154S/83C154S/85C154HVS
184
Figure 4-82 Restart from idle mode by INT0 or 1 (external ROM mode)
S1 S2 S3 S4 S5 S6 S1 S2 S3 S4 S5 S6
M1
S1 S2 S3 S4 S5 S6
M1
S1 S2 S3 S4 S5 S6
M2
XTAL1
1 0
ALE
S6
1 0
PSEN
1 0
PORT 0
1 0
PORT 1
1 0
PORT 2
1 0
PORT 3
1 0
PCON-bit 0
1 0
INT0 or INT1
1 0
INTERRUPT EXECUTE CYCLEWASTE CYCLE
*IE0 or IE1 OUT
1 0
IDLE MODE
FLOATING
PORT DATA
PCLPCLPCL
PCH
PORT DATA
PCH PCH PCH
M1
PCH
PCLPCL
LEVEL SENSE
EDGE SENSE