Z51F3220FNX Datasheet, PDF (64/312 Pages) Zilog, Inc. – Z8051 Series 8-Bit Microcontrollers

Z51F3220
Product Specification
8.4.3 Compiler Compatible SFR
ACC (Accumulator Register) : E0H
7
6
5
4
3
2
1
0
ACC
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Initial value : 00H
ACC
Accumulator
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 Register Low) : 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
DPH (Data Pointer Register High) : 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
PS029902-0212
PRELIMINARY
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