CDP6805E2CE 查看數據表（PDF） - InnovASIC, Inc
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CDP6805E2CE Datasheet PDF : 31 Pages
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IA6805E2
Microprocessor Unit
Data Sheet
As of Production Version 00
INT_EXT_CLK
tTL
tTH
TIMER
COUNTER=$00
tTLTL
TCR7
tIVASH
AS
n0 n1
n2
n3
n4
n5
n6
n7
DS
A[12:8]
OP CODE ADDR
ADDRESS + 1
1F (FF) 1F (FF)
B[7:0]
OP CODE
ADDRESS
ADDR + 1
8F
WAIT OP CODE
RW_N
INT ROUTINE
STARTING
ADDRESS
PCL PCH X A CC F6 F7 SP
SP-1
SP-2
SP-3
SP-4
NEW PCH NEW PCL
1ST OP CODE
INT ROUTINE
Figure 17. Timer Interrupt After WAIT Instruction Timing
INT_EXT_CLK
tTL
tTH
TIMER
COUNTER=$00
tTLTL
TCRB7
tIVASH
AS
n0 n1
n2
n3
n4
n5
n6
n7
DS
A[12:8]
OP CODE ADDR
ADDRESS + 1
1F (FF) 1F (FF)
B[7:0]
OP CODE
ADDRESS
ADDR + 1
8E
STOP OP CODE
RW_N
INT ROUTINE
STARTING
ADDRESS
PCL PCH X A CC F6 F7 SP
SP-1
SP-2
SP-3
SP-4
NEW PCH NEW PCL
1ST OP CODE
INT ROUTINE
Figure 18. Interrupt Recovery From STOP Instruction Timing
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innovASIC
The End of Obsolescence™
ENG21108140100
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