Z51F0410 Datasheet, PDF (53/184 Pages) Zilog, Inc. – Z8051 Series 8-Bit Microcontrollers

Z51F0410
Product Specification
ACC
Accumulator
Initial value : 00H
B (B Register) : F0H
7
6
5
4
3
2
1
0
B
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Initial value : 00H
B
B Register
SP (Stack Pointer) : 81H
7
6
5
4
3
2
1
0
SP
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Initial value : 07H
SP
Stack Pointer
DPL (Data Pointer Low Byte) : 82H
7
6
5
4
3
2
1
0
DPL
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Initial value : 00H
DPL
Data Pointer Low Byte
DPH (Data Pointer High Byte) : 83H
7
6
5
4
3
2
1
0
DPH
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Initial value : 00H
DPH
Data Pointer High Byte
PSW (Program Status Word) : D0H
7
6
5
4
3
2
1
0
CY
AC
F0
RS1
RS0
OV
F1
P
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Initial value : 00H
CY
Carry Flag
AC
Auxiliary Carry Flag
F0
General Purpose User-Definable Flag
RS1
Register Bank Select bit 1
RS0
Register Bank Select bit 0
OV
Overflow Flag
F1
User-Definable Flag
P
Parity Flag. Set/cleared by hardware each instruction cycle to
indicate an odd/even number of ‘1’ bits in the accumulator
PS029502-0212
PRELIMINARY
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