Z08617 Datasheet, PDF (18/26 Pages) Zilog, Inc. – NMOS Z8 8-BIT MCU KEYBOARD CONTROLLER

R252 Flags
D7 D6 D5 D4 D3 D2 D1 D0
User Flag F1
User Flag F2
Half Carry Flag
Decimal Adjust Flag
Overflow Flag
Sign Flag
Zero Flag
Carry Flag
Figure 29. Flag Register
(FCH: Read/Write)
R253 RP
D7 D6 D5 D4 D3 D2 D1 D0
Reserved (Must be 0)
r4
r5
Register
r6
Pointer
r7
Figure 30. Register Pointer
(FDH: Read/Write)
Z08617 NMOS Z8^® 8-BIT MCU
KEYBOARD CONTROLLER
R254 GPR
D7 D6 D5 D4 D3 D2 D1 D0
GPR
Figure 31. General-Purpose Register
(FEH: Read/Write)
R255 SPL
D7 D6 D5 D4 D3 D2 D1 D0
Stack Pointer Lower
Byte (SP0-SP7)
Figure 32. Stack Pointer
(FFH: Read/Write)
18