# Indala 33bit (DSX)

Everything you need to understand Indala 33bit (DSX)

## Card format Overview

A proprietary 33-bit card format used in access control systems, featuring a unique structure composed of 7-bit site code and 24-bit card number, allowing for easy management and avoiding card number duplication for secure, contactless access.

## Indala 33bit (DSX) format properties

### Site Code

7 bits. The facility code range is 0 to 127.

### Card Number

24 bits. A unique serial number (0-16,777,215) 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.

| Format   | Value                                       |
| -------- | ------------------------------------------- |
| Hex     | C80000C8<br>Copy                          |
| Decimal  | 3355443400<br>Copy                        |
| Binary   | 011001000000000000000000011001000<br>Copy |

## The API that turns phones into key fobs.