EM78P809N datasheet(74/75 Pages) EMC

74 / 75 page

EM78P809N

8-Bit Microcontroller

•

Product Specification (V1.0) 07.26.2005

(This specification is subject to change without further notice)

CONTENTS ............................................................................................................ III

General Description····························································································1

Features ···············································································································1

2.1

CPU ········································································································································1

2.2

Applications·····························································································································2

Pin Assignment···································································································3

Pin Description····································································································3

Function Description ··························································································5

4.1

Functional Block Diagram·······································································································5

4.2

Operating Registers················································································································6

4.3

Special Purpose Registers····································································································23

4.4

CPU Operation Mode ···········································································································27

4.5

AD Converter ························································································································29

4.6

Time Base Timer and Keytone Generator ············································································31

4.7

UART (Universal Asynchronous Receiver/Transmitter)························································33

4.8

SPI (Serial Peripheral Interface) ···························································································36

4.9

Timer/Counter 2 ····················································································································40

4.10 Timer/Counter 3 ····················································································································42

4.11 Timer/Counter 4 ····················································································································44

4.12 TCC/WDT & Prescaler··········································································································46

4.13 I/O Ports································································································································47

4.14 RESET and Wake-up············································································································47

4.15 Interrupt·································································································································54

4.16 Oscillator ·······························································································································55

4.17 Code Option Register ···········································································································58

4.18 Power-on Considerations ·····································································································59

4.19 Instruction Set ·······················································································································61

Absolute Maximum Ratings ············································································· 63

5.1

Absolute Maximum Ratings ··································································································63

5.2

Recommended Operating Conditions···················································································63

Electrical Characteristics ················································································· 64

6.1

DC Electrical Characteristics ································································································64

6.2

AC Electrical Characteristic ··································································································67

6.3

Timing Diagram····················································································································68

EM78P809N Datasheet(PDF) 74 Page - ELAN Microelectronics Corp

EM78P809N Datasheet(HTML) 74 Page - ELAN Microelectronics Corp

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