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| GMS81504 Datasheet, PDF (18/54 Pages) List of Unclassifed Manufacturers – CMOS SINGLE-CHIP 8-BIT MICROCONTROLLER | |||
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GMS81504
1) INTERRUPT
M(SP) â (PCH)
SP â SP - 1
M(SP) â (PCL)
SP â SP - 1
M(SP) â (PSW)
SP â SP - 1
2) RETI
SP â SP + 1
(PSW) â M(SP)
SP â SP + 1
(PCL) â M(SP)
SP â SP + 1
(PCH) â M(SP)
HYUNDAI MicroElectronics
3) CALL
M(SP) â (PCH)
SP â SP - 1
M(SP) â (PCL)
SP â SP - 1
4) RET
SP â SP + 1
(PCL) â M(SP)
SP â SP + 1
(PCH) â M(SP)
5) PUSH A (X,Y,PSW)
M(SP) â ACC.
SP â SP - 1
6) POP A (X,Y,PSW)
SP â SP + 1
M(SP) â (PCH)
Figure 7. Stack Operation
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