BQT 34bit - Bit Format Details - AccessGrid
BQT 34bit
Everything you need to understand BQT 34bit
Card format Overview
A proprietary 34-bit card format used in access control systems, featuring a unique structure composed of 8-bit site code and 24-bit card number, and 2 parity bits (even and odd), allowing for easy management and avoiding card number duplication for secure, contactless access.
BQT 34bit format properties
Site Code
8 bits. The facility code range is 0 to 255.
Card Number
24 bits. A unique serial number (0-16,777,215) for each card within that facility code.
Even parity
Even Parity for Even parity over bits 1-16.
Odd parity
Odd Parity for Odd parity over bits 17-33.
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 | 2C80000C8 Copy |
| Decimal | 11945377992 Copy |
| Binary | 1011001000000000000000000011001000 Copy |