z86e02sl1925 ZiLOG Semiconductor, z86e02sl1925 Datasheet - Page 54

• Manufacturer Part Number: z86e02sl1925
• Description: General-purpose Otp Mcu With 14 I/o Lines
• Manufacturer: ZiLOG Semiconductor

PS014802-0903
Bit
Position
7
6
5
4
3
2
1
0
Note: *Not affected by RESET.
Bit
Position
7
6
5-0
Note: *Must use Ei/Di instruction to set/reset this bit.
Table 25. Interrupt Mask Register, R251 IMR FBh Bank 0h: READ/WRITE
Bit
R/W
Reset
Note: R = Read, W = Write
Bit
R/W
Reset
Note: R = Read, X= Indeterminate
Bit Field
Carry
Zero
Sign
Overflow
Decimal Adjust
Half Carry
User
User
Bit Field
Master
Interrupt
Enable
Reserved
IRQ0-
IRQ5
Table 26. Flag Register, R252 FCh Bank 0h: READ/WRITE
R/W
R/W
7
0
7
0
R/W
R/W
R/W
R/W
R/W
R/W
X
6
0
6
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
X
5
0
5
Reset
Value
X
X
0
Reset
Value
R/W
R/W
X
X
X
X
X
X
X
X
X
4
0
4
General-Purpose OTP MCU with 14 I/O Lines
Description
0: Disables global interrupts*
1: Enables global interrupts*
Reserved-must be 0
1: Enables IRQ0-IRQ5 (D0 = IRQ0)
Description
Carry Flag
Zero Flag
Sign Flag
Overflow Flag
Decimal Adjust Flag
Half Carry Flag
User Flag F2*
User Flag F1*
R/W
R/W
X
3
0
3
R/W
R/W
X
2
0
2
R/W
R/W
X
1
0
1
R/W
R/W
X
0
0
0
Z86E02 SL 1925
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