Mitsubishi DS5000TK manuály

Mitsubishi DS5000TK Uživatelská příručka (174 strany)

Značka: Mitsubishi | Kategorie: Sítě | Velikost: 0.67 MB |

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TABLE OF CONTENTS

1

SECTION 1: INTRODUCTION

2

SOFTWARE SECURITY

2

SEPARATE ADDRESS/DATA BUS

2

LARGE NONVOLATILE MEMORY

3

IN–SYSTEM LOADING

3

HIGH RELIABILITY OPERATION

3

PRODUCT DESCRIPTION

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SECTION 2: SELECTION GUIDE

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INTERNAL DATA BUS

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INTERNAL ADDRESS BUS

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Watchdog Timer

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Resident Loader ROM

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Secure Microcontroller Memory

11

Organization

11

Internal Registers

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Programmer’s note

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Program and Data Memory

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DS5000 Memory Map Control

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DS5001/DS5002 Memory Mapped

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Peripherals

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Special Function Registers

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PA3 PA2 PA1 PA0 RA32/8 ECE2

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POWER CONTROL REGISTER

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TIMER CONTROL REGISTER

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TIMER MODE REGISTER

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SERIAL CONTROL REGISTER

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INTERRUPT ENABLE REGISTER

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INTERRUPT PRIORITY REGISTER

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DS5001 CRC REGISTER

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DS5001 MCON REGISTER

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PROGRAM STATUS WORD REGISTER

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INSTRUCTION SET

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Introduction

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Addressing Modes

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Program Status Flags

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DATA RETENTION

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BATTERY BACKED CIRCUITS

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BATTERY ATTACH PROCEDURE

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BATTERY LIFETIME

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LITHIUM BATTERY USAGE

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FRESHNESS SEAL

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SECTION 7: POWER MANAGEMENT

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Idle Mode

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Stop Mode

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Voltage Monitoring Circuitry

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Power Fail Interrupt

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Total Power Failure

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Partial Power Failures

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SECTION 8: SOFTWARE CONTROL

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Timed Access

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TIMED ACCESS Figure 8–1

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WATCHDOG TIMER Figure 8–2

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WATCHDOG TIMER CONTROL BITS

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CRC MEMORY VERIFICATION

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CRC CODE EXAMPLE Figure 8–3

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SECTION 9: FIRMWARE SECURITY

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SECURITY OVERVIEW

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SECURITY LOCK

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RAM Memory

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Encrypted Memory

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Encryption Algorithm

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Encryption Key

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Dummy Bus Access

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On–chip Vector RAM

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Self–Destruct Input

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Microprobe/Die Top Coating

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Random Number Generator

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Security Summary by Part

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Change Code

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External Circuits

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Tamper Protection

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SECTION 10: RESET CONDITIONS

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Reset Sources

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Power On Reset

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Power On Reset

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External Reset

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Watchdog Timer Reset

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Memory Map

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Interrupts

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Protection

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SECTION 11: INTERRUPTS

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INTERRUPT SOURCES

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External Interrupts

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Timer Interrupts

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Serial Port Interrupts

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Power–fail Warning Interrupt

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Simulated Interrupts

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INTERRUPT PRIORITIES

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INTERRUPT ACKNOWLEDGE

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SECTION 12: PARALLEL I/O

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OVERVIEW

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PORT 1 FUNCTIONAL CIRCUITRY

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PORT 2 FUNCTIONAL CIRCUITRY

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PORT 3 FUNCTIONAL CIRCUITRY

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OUTPUT FUNCTIONS

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INPUT FUNCTION

99

REPROGRAMMABLE PERIPHERAL

100

CONTROLLER (RPC)

100

RPC INTERRUPTS

101

Bit Description:

102

RPC PROTOCOL

103

DMA OPERATION

103

FUNCTIONAL DESCRIPTION

105

Bit Description

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USER’S GUIDE

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SECTION 14: SERIAL I/O

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FUNCTION DESCRIPTION

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SCON.2: RB8

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SCON.1: TI

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SCON.0: RI

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BAUD RATE GENERATION

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TRANSMIT TIMING:

115

RECEIVE TIMING:

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ASYNCHRONOUS OPERATION

116

Mode 2 and 3

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APPLICATION: SERIAL PORT

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INITIALIZATION

120

SERIAL I/O OPERATING MODES

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SECTION 15: CPU TIMING

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OSCILLATOR

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INSTRUCTION TIMING

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EXPANDED DATA MEMORY TIMING

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SECTION 16: PROGRAM LOADING

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INTRODUCTION

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INVOKING THE BOOTSTRAP LOADER

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DS5000 Series

131

DS5001/DS5002 Series

131

EXITING THE LOADER

131

SERIAL PROGRAM LOAD MODE

133

AUTO–BAUD RATE DETECTION

134

COMMAND LINE INTERFACE

135

COMMAND LINE SYNTAX

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COMMAND SUMMARIES

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Xon/Xoff

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DS5002FP COMMANDS

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INTEL HEX FILE FORMAT

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PARALLEL PROGRAM LOAD MODE

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PARALLEL PROGRAMMING CONCERNS

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RPC PROGRAM MODE OPERATION

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SECTION 17: REAL–TIME CLOCK

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DS1215 PHANTOM TIME CHIP

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REGISTERS

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SPECIAL BITS

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MEMORY MAP

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TIME–OF–DAY ALARM

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DS1283 RTC INTERRUPTS

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(DS1215 EXAMPLE)

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(DS1283 EXAMPLE)

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SECTION 18: TROUBLESHOOTING

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UNEXPLAINED DEVICE RESETS

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WRONG TIME

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OGRAM BRANCHING

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