Rainbow-electronics T89C5115 Bedienungsanleitung PDF herunterladen (Seite 102)

T89C5115

4128A–8051–04/02

Table of Contents

Features ................................................................................................. 1

Description ............................................................................................ 1

Block Diagram ....................................................................................... 2

Pin Configuration .................................................................................. 3

I/O Configurations................................................................................................. 6

Port Structure........................................................................................................ 6

Read-Modify-Write Instructions ............................................................................ 7

Quasi-bidirectional Port Operation........................................................................ 7

SFR Mapping ......................................................................................... 9

Clock .................................................................................................... 13

Description.......................................................................................................... 13

Register .............................................................................................................. 16

Power Management ............................................................................ 17

Introduction......................................................................................................... 17

Reset .................................................................................................................. 17

Reset Recommendation to Prevent Flash Corruption ........................................ 17

Idle Mode............................................................................................................ 18

Power-down Mode.............................................................................................. 18

Registers..............................................................................................................20

Data Memory ....................................................................................... 21

Internal Space..................................................................................................... 21

Dual Data Pointer ............................................................................................... 23

Registers............................................................................................................. 24

EEPROM Data Memory ....................................................................... 26

Write Data in the Column Latches...................................................................... 26

Programming ...................................................................................................... 26

Read Data........................................................................................................... 26

Examples............................................................................................................ 27

Registers............................................................................................................. 28

Program/Code Memory ...................................................................... 29

Flash Memory Architecture................................................................................. 29

Overview of FM0 Operations.............................................................................. 31

Registers............................................................................................................. 37

1 2 ... 97 98 99 100 101 102 103 104 105

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Rainbow-electronics T89C5115 Bedienungsanleitung Seite 102