HD6475328-CP10 HITACHI [Hitachi Semiconductor], HD6475328-CP10 Datasheet - Page 52

• Manufacturer Part Number: HD6475328-CP10
• Description: original Hitachi CMOS microcomputer unit (MCU)
• Manufacturer: HITACHI [Hitachi Semiconductor]

3.1.3 Register Configuration
Figure 3-2 shows the register structure of the CPU. There are two groups of registers: the general
registers (Rn) and control registers (CR).
General registers (Rn)
Control registers (CR)
15
15
15
T
I2 I1 I0
8 7
S R
P C
R 0
R 1
R 2
R 3
R 4
R 5
R 6
R 7
Figure 3-2 Registers in the CPU
(FP)
(SP)
C C R
C P
D P
B R
E P
T P
N Z V C
33
0
0
0
PC: Program Counter
SR: Status Register
CCR: Condition Code Register
CP: Code Page register
DP: Data Page register
EP: Extended Page register
TP: sTack Page register
BR: Base Register
FP: Frame Pointer
SP: Stack Pointer