UPD75238GJ NEC [NEC], UPD75238GJ Datasheet - Page 20

• Manufacturer Part Number: UPD75238GJ
• Description: 4 BIT SINGLE-CHIP MICROCOMPUTER
• Manufacturer: NEC [NEC]

20
Fig. 2-2 General Register Configuration (4-Bit Processing)
H
D
B
H
D
B
H
D
B
H
D
B
X
X
X
X
0BH
0DH
1BH
1DH
01H
03H
05H
07H
09H
0FH
11H
13H
15H
17H
19H
1FH
A
L
E
C
A
L
E
C
A
L
E
C
A
L
E
C
0AH
0CH
1AH
1CH
0EH
1EH
00H
02H
04H
06H
08H
10H
12H
14H
16H
18H
Register bank 0
(RBE
Register bank 1
(RBE
Register bank 2
(RBE
Register bank 3
(RBE
•
•
•
•
RBS = 0)
RBS = 1)
RBS = 2)
RBS = 3)
PD75238