Datasheet

78K0/Ix2 CHAPTER 3 CPU ARCHITECTURE
R01UH0010EJ0500 Rev.5.00 55
Feb 28, 2012
Figure 3-11. Data to Be Restored from Stack Memory
(a) POP rp instruction (when SP = FEDEH)
Register pair lower
FEE0H
SP
SP
FEE0H
FEDFH
FEDEH
Register pair higher
FEDEH
(b) RET instruction (when SP = FEDEH)
PC15 to PC8
FEE0H
SP
SP
FEE0H
FEDFH
FEDEH
PC7 to PC0
FEDEH
(c) RETI, RETB instructions (when SP = FEDDH)
PC15 to PC8
PSW
FEDFH
FEE0H
SP
SP
FEE0H
FEDEH
FEDDH
PC7 to PC0
FEDDH