Datasheet

ZENTRUM MIKROELEKTRONIK DRESDEN AG

“ASI for you” IC

Copyright © 2006, ZMD AG, Rev.1.4

All rights reserved. The material contained herein may not be reproduced, adapted, merged, translated, stored, or used without the prior written consent of the copyright owner. The

Information furnished in this publication is preliminary and subject to changes without notice.

3/57

3.8

FAULT INDICATION INPUT PIN FID...............................................................................................................39

3.8.1

Slave Mode ......................................................................................................................................39

3.8.2

Master- and Monitor Mode...............................................................................................................39

3.9

LED OUTPUTS...........................................................................................................................................40

3.9.1

Slave Mode ......................................................................................................................................40

3.9.2

Communication via Addressing Channel.........................................................................................41

3.9.3

Master-, Repeater-, Monitor Mode...................................................................................................41

3.10

OSCILLATOR PINS OSC1, OSC2 ...........................................................................................................41

3.11

IC RESET ..............................................................................................................................................42

3.11.1

Power On Reset...............................................................................................................................42

3.11.2

Logic controlled Reset .....................................................................................................................43

3.11.3

External Reset .................................................................................................................................43

3.12

UART ...................................................................................................................................................44

3.12.1

AS- i input channel...........................................................................................................................44

3.12.2

Addressing Channel.........................................................................................................................46

3.13

MAIN STATE MACHINE............................................................................................................................47

3.14

COMMUNICATION MONITOR/WATCHDOG .................................................................................................47

3.15

TOGGLE WATCHDOG FOR 4I/4O PROCESSING IN EXTENDED ADDRESS MODE ...........................................47

3.16

WRITE PROTECTION OF ID_CODE_EXTENSION_1 ...................................................................................47

3.17

POWER SUPPLY.....................................................................................................................................49

3.17.1

Voltage Output Pins UOUT and U5R ..............................................................................................49

3.17.2

Input Impedance (AS-i bus load) .....................................................................................................50

3.18

THERMAL AND OVERLOAD PROTECTION..................................................................................................50

4

APPLICATION CIRCUITS .............................................................................................................................51

5

PACKAGE OUTLINE.....................................................................................................................................54

6

PACKAGE MARKING ...................................................................................................................................55

7

ORDERING INFORMATION..........................................................................................................................55

8

RELATED DOCUMENTS ..............................................................................................................................56

9

RELATED PRODUCTS .................................................................................................................................56

10

CONTACT INFORMATION........................................................................................................................56

10.1

ZMD SALES ..........................................................................................................................................56

10.2

ZMD AS-INTERFACE APPLICATION SUPPORT..........................................................................................56

10.3

ZMD DISTRIBUTION PARTNERS ..............................................................................................................56

10.4

AS-INTERNATIONAL ASSOCIATION ..........................................................................................................57