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5.1.3 Structure of the General-Purpose Register (GR)
The general-purpose register consists of 12 nibbles, specified with an arbitrary row address, in data
memory.
An arbitrary row address is specified using the general-purpose register pointer in the system register.
Fig. 5-4 shows the structure.
Fig. 5-4 Structure of the General-Purpose Register (GR)
0
1
2
3
4
0
1
2
3
4
5
6
7
0
1
2
3
4
5
6
7
0
1
2
3
4
5
6
7
32
Column address
5
6
7
8
9
A
B
C
BANK0
SYSREG
BANK1
SYSREG
BANK2
SYSREG
General-purpose register
D
E
F
Area specifiable as general-purpose
register
Pointed to by general-purpose
register pointer (RP) in system
register.
The same register is allocated
for each bank.
PD17062
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