AT83C5136-RDTUL datasheet(168/171 Pages) ATMEL

168 / 171 page

167

AT83C5134/35/36

7683B–USB–03/07

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

Description ............................................................................................ 2

Block Diagram....................................................................................... 3

Pinout Description ................................................................................ 4

Pinout.................................................................................................................... 4

Signals .................................................................................................................. 7

Typical Application ............................................................................. 12

Recommended External components................................................................. 12

PCB Recommandations ..................................................................................... 13

Clock Controller.................................................................................. 14

Introduction ......................................................................................................... 14

Oscillator............................................................................................................. 14

PLL ..................................................................................................................... 15

Registers............................................................................................................. 17

SFR Mapping ....................................................................................... 19

Program/Code Memory ...................................................................... 26

External Code Memory Access .......................................................................... 26

AT89C5131 ROM ................................................................................. 28

ROM Structure.................................................................................................... 28

ROM Lock System.............................................................................................. 29

Stacked EEPROM ............................................................................... 30

Overview............................................................................................................. 30

Protocol............................................................................................................... 30

On-chip Expanded RAM (ERAM) ....................................................... 31

Timer 2 ................................................................................................. 34

Auto-reload Mode ............................................................................................... 34

Programmable Clock Output .............................................................................. 35

Programmable Counter Array (PCA) ................................................ 39

PCA Capture Mode............................................................................................. 46

16-bit Software Timer/Compare Mode................................................................ 46

High Speed Output Mode ................................................................................... 47

Pulse Width Modulator Mode.............................................................................. 48

PCA Watchdog Timer ......................................................................................... 49

AT83C5136-RDTUL Datasheet(PDF) 168 Page - ATMEL Corporation