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MC80F0104/0204
Preliminary
20
Mar. 2005 Ver 0.2
Figure 8-4 Stack Operation
At execution of
a CALL/TCALL/PCALL
PCL
PCH
01FC
SP after
execution
SP before
execution
01FD
01FD
01FE
01FF
01FF
Push
down
At acceptance
of interrupt
PCL
PCH
01FC
01FC
01FD
01FE
01FF
01FF
Push
down
PSW
At execution
of RET instruction
PCL
PCH
01FC
01FF
01FD
01FE
01FF
01FD
Pop
up
At execution
of RET instruction
PCL
PCH
01FC
01FF
01FD
01FE
01FF
01FC
Pop
up
PSW
01C0H
01FFH
Stack
depth
At execution
of PUSH instruction
A
01FC
01FE
01FD
01FE
01FF
01FF
Push
down
SP after
execution
SP before
execution
PUSH A (X,Y,PSW)
At execution
of POP instruction
A
01FC
01FF
01FD
01FE
01FF
01FE
Pop
up
POP A (X,Y,PSW)
Содержание MC80F0104
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