HD6432160 RENESAS [Renesas Technology Corp], HD6432160 Datasheet - Page 74
HD6432160
Manufacturer Part Number
HD6432160
Description
Hitachi 16-Bit Single-Chip Microcomputer
Manufacturer
RENESAS [Renesas Technology Corp]
Datasheet
1.HD6432160.pdf
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2.4
The H8S/2000 CPU has the internal registers shown in figure 2.6. There are two types of registers:
general registers and control registers. Control registers are a 24-bit program counter (PC), an 8-bit
extended control register (EXR), and an 8-bit condition code register (CCR).
Rev. 2.0, 08/02, page 34 of 788
General Registers (Rn) and Extended Registers (En)
Control Registers
Legend
Register Configuration
ER0
ER1
ER2
ER3
ER4
ER5
ER6
ER7 (SP)
SP
PC
EXR
T
I2 to I0
CCR
I
UI
Note: * Does not affect operation in this LSI.
15
: Stack pointer
: Program counter
: Extended control register
: Trace bit
: Interrupt mask bits
: Condition-code register
: Interrupt mask bit
: User bit or interrupt mask bit
Figure 2.6 CPU Internal Registers
E0
E1
E2
E3
E4
E5
E6
E7
23
0 7
H
U
N
Z
V
C
R0H
R1H
R2H
R3H
R4H
R5H
R6H
R7H
PC
: Half-carry flag
: User bit
: Negative flag
: Zero flag
: Overflow flag
: Carry flag
EXR*
CCR
0 7
T
7 6 5 4 3 2 1 0
7 6 5 4 3 2 1 0
I UI H U N Z V C
- - - -
R0L
R1L
R2L
R3L
R4L
R5L
R6L
R7L
I2 I1 I0
0
0
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