Z86L04 Zilog., Z86L04 Datasheet - Page 23
Z86L04
Manufacturer Part Number
Z86L04
Description
Z8 8-Bit Cost-Effective Microcontrollers
Manufacturer
Zilog.
Datasheet
1.Z86L04.pdf
(26 pages)
- Current page: 23 of 26
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Zilog
DS97LVO0901
Figure 26. Interrupt Mask Register (FB
R251 IMR
D7 D6 D5 D4 D3 D2 D1 D0
R250 IRQ
Figure 27. Flag Register (FC
D7 D6 D5 D4 D3 D2 D1 D0
R252 Flags
D7 D6 D5 D4 D3 D2 D1 D0
Figure 25. Interrupt Request Register
(FA
H
: Read/Write)
1 Enables IRQ5-IRQ0
Reserved (Must be 0.)
1 Enables Interrupts
H
IRQ0 = P32 Input
IRQ1 = P33 Input
IRQ2 = P31 Input
IRQ3 = P32 Input
IRQ4 = Reserved
IRQ5 = T1
Reserved (Must be 0.)
(D
: Read/Write)
User Flag F1
User Flag F2
Half Carry Flag
Decimal Adjust Flag
Overflow Flag
Sign Flag
Zero Flag
Carry Flag
0
= IRQ0)
H
: Read/Write)
P R E L I M I N A R Y
R255 SPL
Figure 28. Register Pointer FD
D7
Figure 29. Stack Pointer (FF
R253 RP
D6 D5 D4 D3 D2 D1 D0
D7 D6 D5 D4 D3 D2 D1 D0
Z8 8-Bit Cost-Effective Microcontrollers
H
H
: Read/Write)
: Read/Write)
Stack Pointer Lower
Byte (SP
Reserved (Must be 0.)
Register Pointer
Z86L04/L08
0
- SP
) 7
23
1
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