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HD64F2145 датащи(PDF) 74 Page - Renesas Technology Corp

номер детали HD64F2145
подробное описание детали  Hitachi 16-Bit Single-Chip Microcomputer
PDF  829 Pages
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производитель  RENESAS [Renesas Technology Corp]
домашняя страница  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

HD64F2145 датащи(HTML) 74 Page - Renesas Technology Corp

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Rev. 2.0, 08/02, page 34 of 788
2.4
Register Configuration
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).
T
I2I1I0
EXR*
76543210
PC
23
0
15
0 7
0 7
0
E0
E1
E2
E3
E4
E5
E6
E7
R0H
R1H
R2H
R3H
R4H
R5H
R6H
R7H
R0L
R1L
R2L
R3L
R4L
R5L
R6L
R7L
SP
PC
EXR
T
I2 to I0
CCR
I
UI
: Stack pointer
: Program counter
: Extended control register
: Trace bit
: Interrupt mask bits
: Condition-code register
: Interrupt mask bit
: User bit or interrupt mask bit
: Half-carry flag
: User bit
: Negative flag
: Zero flag
: Overflow flag
: Carry flag
ER0
ER1
ER2
ER3
ER4
ER5
ER6
ER7 (SP)
IUI H U N ZV C
CCR
76543210
H
U
N
Z
V
C
General Registers (Rn) and Extended Registers (En)
Control Registers
Legend
----
Note: * Does not affect operation in this LSI.
Figure 2.6 CPU Internal Registers



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