CHAPTER 6 DETAILED RULES FOR EXECUTION INSTRUCTIONS
| Execution example : BBS 84H : 0, 0FBH |
|
|
|
|
|
|
| |||||
|
|
| Memory |
| FFFFH |
|
|
| Memory |
| FFFFH | ||
A |
|
|
|
|
|
| A |
|
|
|
|
|
|
|
|
|
| B0 |
| E800H |
|
|
|
| B0 |
| E800H |
T |
|
|
|
|
|
| T |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| E7FEH |
IX |
|
|
|
|
|
| IX |
|
|
|
|
|
|
SP |
|
|
|
|
|
| SP |
|
|
|
|
|
|
|
|
|
| bit0 |
|
|
|
|
| bit0 |
| ||
PC | E8 | 00 | XXXX XXX1 0084H | PC | E7 | FE | XXXX XXX1 0084H | ||||||
|
|
|
|
|
|
|
| ||||||
EP |
|
|
| Byte |
| 0000H | EP |
|
|
| Byte |
| 0000H |
|
|
|
|
|
|
|
|
|
|
|
| ||
|
|
| N | Z | V | C |
|
|
| N | Z | V | C |
PS | 00 |
| 0 | 0 | 0 | 0 | PS | 00 |
| 0 | 0 | 0 | 0 |
|
|
|
| ||||||||||
| Byte | Byte | (Before execution) |
| Byte | Byte | (After execution) | ||||||
63
