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Abov A96G166 User Manual

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4. Memory organization A96G166/A96A166/A96S166 User’s manual
38
DPH1 (Data Pointer Register High 1): 85H
7
6
5
4
3
2
1
0
DPH1
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Initial value: 00H
DPH1
Data Pointer High 1
PSW (Program Status Word Register): 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
EO (Extended Operation Register): A2H
7
6
5
4
3
2
1
0
–
–
–
TRAP_EN
–
DPSEL2
DPSEL1
DPSEL0
–
–
–
R/W
–
R/W
R/W
R/W
Initial value: 00H
TRAP_EN
Select the Instruction (Keep always ‘0’).
0
Select MOVC @(DPTR++), A
1
Select Software TRAP Instruction
DPSEL[2:0]
Select Banked Data Pointer Register
DPSEL2
DPSEL1
SPSEL0
Description
0
0
0
DPTR0
0
0
1
DPTR1
Reserved

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Abov A96G166 Specifications

General IconGeneral
BrandAbov
ModelA96G166
CategoryComputer Hardware
LanguageEnglish

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