S3C72Q5 查看數據表（PDF） - Samsung

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产品描述 (功能)

生产厂家

S3C72Q5

4–BIT CMOS MICROCONTROLLER

Samsung 

Table of Contents

Part I — Programming Model

Section 1

Product Overview

Overview .............................................................................................................................................1-1

OTP ...................................................................................................................................................1-1

Features .............................................................................................................................................1-2

Block Diagram ....................................................................................................................................1-3

Pin Assignments.................................................................................................................................1-4

Pin Descriptions ..................................................................................................................................1-5

Pin Circuit Diagrams............................................................................................................................1-7

Section 2

Address Spaces

Program Memory (ROM) ......................................................................................................................2-1

Overview .....................................................................................................................................2-1

General-Purpose Memory Areas ...................................................................................................2-2

Vector Address Area ...................................................................................................................2-2

Instruction Reference Area ...........................................................................................................2-4

Data Memory (RAM)............................................................................................................................2-5

Overview .....................................................................................................................................2-5

Working Registers .......................................................................................................................2-9

Stack Operations ................................................................................................................................2-13

Stack Pointer (SP) ......................................................................................................................2-13

Push Operations .........................................................................................................................2-14

Pop Operations ...........................................................................................................................2-15

Bit Sequential Carrier (BSC) .................................................................................................................2-16

Program Counter (PC)..........................................................................................................................2-17

Program Status Word (PSW) ...............................................................................................................2-17

Interrupt Status Flags (IS0, IS1)....................................................................................................2-18

Emb Flag (EMB) .........................................................................................................................2-19

Erb Flag (ERB)............................................................................................................................2-20

Skip Condition Flags (SC2, SC1, SC0)..........................................................................................2-21

Carry Flag (C) .............................................................................................................................2-21

S3C72Q5/P72Q5 MICROCONTROLLER

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