# Standard 26bit Wiegand - (H10301)

Everything you need to understand Standard 26bit Wiegand - (H10301)

## Card format Overview

A proprietary 26-bit card format used in access control systems, featuring a unique structure composed of 8-bit facility code and 16-bit card number, and 2 parity bits (even and odd), allowing for easy management and avoiding card number duplication for secure, contactless access.

## Standard 26bit Wiegand - (H10301) format properties

### Facility Code

8 bits. The facility code range is 0 to 255.

### Card Number

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

### Even parity

Even Parity for Even parity over bits 1-12.

### Odd parity

Odd Parity for Odd parity over bits 13-24.

### 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     | 2C800C8<br>Copy                                                                |
| Decimal | 46661832<br>Copy                                                              |
| Binary  | 10110010000000000011001000<br>Copy                                           |