MSM66591 데이터 시트보기 (PDF) - Oki Electric Industry

부품명

상세내역

제조사

MSM66591

CMOS 16-bit microcontroller

Oki Electric Industry 

Chapter 3 CPU Architecture

3.1 Memory Space ............................................................................................... 3-1

3.1.1 Memory Space Expansion .......................................................................... 3-1

3.1.2 Program Memory Space ............................................................................. 3-2

[1] Accessing Program Memory Space ........................................................... 3-4

[2] Vector Table Area ....................................................................................... 3-4

[3] VCAL Table Area ........................................................................................ 3-6

[4] ACAL Area .................................................................................................. 3-7

3.1.3 Data Memory Space ................................................................................... 3-8

[1] Special Function Register (SFR) Area ........................................................ 3-9

[2] Expanded Special Function Register (Expanded SFR) Area ..................... 3-9

[3] Internal RAM Area ...................................................................................... 3-9

[4] Fixed Page (FIX) Area .............................................................................. 3-10

[5] Local Register Setting Area ...................................................................... 3-11

[6] ROM Window Setting Area ....................................................................... 3-11

3.1.4 Data Memory Access ................................................................................ 3-12

[1] Byte Operation .......................................................................................... 3-12

[2] Word Operation ........................................................................................ 3-12

3.2 Registers ...................................................................................................... 3-13

3.2.1 Arithmetic Register (ACC) ........................................................................ 3-13

3.2.2 Control Register ........................................................................................ 3-14

[1] Program Status Word (PSW) .................................................................... 3-14

[2] Program Counter (PC) .............................................................................. 3-17

[3] Local Register Base (LRB) ....................................................................... 3-17

[4] System Stack Pointer (SSP) ..................................................................... 3-18

3.2.3 Pointing Register (PR) .............................................................................. 3-19

3.2.4 Local Registers (R, ER) ............................................................................ 3-20

3.2.5 Segment Register ..................................................................................... 3-21

[1] Code Segment Register (CSR) ................................................................ 3-21

[2] Table Segment Register (TSR) ................................................................ 3-22

3.2.6 Special Function Register (SFR) .............................................................. 3-23

3.3 Addressing Mode ......................................................................................... 3-37

3.3.1 RAM Addressing ....................................................................................... 3-37

[1] Register Addressing ................................................................................. 3-37

[2] Page Addressing ...................................................................................... 3-40

[3] Direct Data Addressing ............................................................................. 3-43

[4] Pointing Register Indirect Addressing ....................................................... 3-44

[5] Special Bit Area Addressing ..................................................................... 3-50

Contents-2

Share Link: