HMS87C4460 데이터 시트보기 (PDF) - Hynix Semiconductor

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HMS87C4460

8-BIT SINGLE-CHIP MICROCONTROLLERS

Hynix Semiconductor 

HMS81C4x60

At execution of a

CALL/TCALL/PCALL

At acceptance

of interrupt

At execution

of RET instruction

01BC

01BD

01BE

01BF

PCL

PCH

Push

down

01BC

01BD

01BE

01BF

PSW

PCL

PCH

Push

down

01BC

01BD

01BE PCL

Pop

01BF PCH

up

SP before

execution

SP after

execution

01BF

01BD

01BF

01BC

01BD

01BF

At execution

of PUSH instruction

PUSH A (X,Y,PSW)

01BC

01BD

01BE

01BF

A

Push

down

SP before

execution

SP after

execution

01BF

01BE

At execution

of POP instruction

POP A (X,Y,PSW)

01BC

01BD

01BE

01BF

A

Pop

up

01BE

01BF

At execution

of RETI instruction

01BC

01BD PSW

01BE PCL

Pop

up

01BF PCH

01BC

01BF

0100H

Stack

depth

01BFH

Figure 8-4 Stack Operation

22

November 2001 Ver 1.1

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