282
µ
PD17062
23. RESERVED SYMBOLS FOR ASSEMBLER
The reserved
µ
PD17062 symbols for the assembler are listed below.
23.1 SYSTEM REGISTER
MEM
MEM
MEM
MEM
MEM
MEM
MEM
MEM
FLG
MEM
MEM
MEM
MEM
MEM
MEM
FLG
FLG
FLG
FLG
FLG
0.74H
0.75H
0.76H
0.77H
0.78H
0.79H
0.7AH
0.7AH
0.7AH.3
0.7BH
0.7BH
0.7CH
0.7DH
0.7EH
0.7FH
0.7EH.0
0.7FH.3
0.7FH.2
0.7FH.1
0.7FH.0
R
R
R/W
R/W
R/W
R/W
R
R
R/W
R/W
R/W
R/W
R
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Bits 15 to 12 of the address register
Bits 11 to 8 of the address register
Bits 7 to 4 of the address register
Bits 3 to 0 of the address register
Window register
Bank register
Bits 10 to 8 of the index register high
Bits 6 to 4 of the memory pointer
Memory pointer enable flag
Bits 7 to 4 of the index register
Bits 3 to 0 of the memory pointer
Bits 3 to 0 of the index register
Bits 6 to 3 of the register pointer
Bits 2 to 0 of the register pointer
Program status word
BCD operation flag
Compare flag
Carry flag
Zero flag
Index enable flag
Read/
write DescriptionValue
AR3
AR2
AR1
AR0
WR
BANK
IXH
MPH
MPE
IXM
MPL
IXL
RPH
RPL
PSW
BCD
CMP
CY
Z
IXE
Attribute Symbol
DBF3
DBF2
DBF1
DBF0
MEM
MEM
MEM
MEM
0.0CH
0.0DH
0.0EH
0.0FH
R/W
R/W
R/W
R/W
Bits 15 to 12 of the data buffer
Bits 11 to 8 of the data buffer
Bits 7 to 4 of the data buffer
Bits 3 to 0 of the data buffer
Read/
write Description
Symbol Attribute Value
23.2 DATA BUFFER