Indala 34bit Optus - Bit Format Details - AccessGrid

Indala 34bit Optus

Everything you need to understand Indala 34bit Optus

Card format Overview

A proprietary 34-bit card format used in access control systems, featuring a unique structure composed of 11-bit site code and 16-bit card number, allowing for easy management and avoiding card number duplication for secure, contactless access.

Indala 34bit Optus format properties

Site Code

11 bits. The facility code range is 0 to 2,047.

Card Number

16 bits. A unique serial number (0-65,535) for each card within that facility code.

Generate examples

Put in the values for this card format, we'll generate the results in a few different formats.

Here's your example

Format Value
Hex C800C8
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Decimal 13107400
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Binary 0000000000110010000000000011001000
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The API that turns phones into key fobs.