MSM66P589 Просмотр технического описания (PDF) - Oki Electric Industry

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MSM66P589

OLMS-66K Series CMOS 16-Bit Microcontroller

Oki Electric Industry 

¡ Semiconductor

REGISTERS

Accumulator

Control Register (CR)

Program Status Word

Program Counter

Local Register Base

System Stack Pointer

Segment Register

Code Segment Register

Table Segment Register

Pointing Register (PR)

Index Register 1

Index Register 2

Data pointer

User Stack Pointer

MSM66589/66P589/66Q589

15

0

ACC

15

0

PSW

Bit 15 : Carry flag (CY)

Bit 14 : Zero flag (ZF)

Bit 13 : Half carry flag (HC)

Bit 12 : Data descriptor (DD)

Bit 11 : Sign flag (S)

Bit 10 : Master interrupt priority flag (MIP)

Bit 9 : Overflow flag (OV)

Bit 8 : Master interrupt enable flag (MIE)

Bit 7 : Multiply and accumulate operation bank flag (MAB)*

Bit 6 : User flag (F1)

Bit 5 : Bank common base (BCB1)*

Bit 4 : Bank common base (BCB0)*

Bit 3 : User flag (F0)

Bit 2-0 : System control base 2-0 (SCB2-0)

* Bit 7 (MAB), Bit 5 (BCB1), and Bit 4 (BCB0) can be used

as the User flag.

15

0

PC

LRB

SSP

7

0

CSR

TSR

15

0

X1

X2

DP

USP

7/27

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