API Documentation
Everything you need to interact with AccessGrid via API.
ATS Wiegand 32bit
Everything you need to understand ATS Wiegand 32bit
Card format overview
A proprietary 32-bit card format used in access control systems, featuring a unique structure composed of 13-bit site code and 17-bit card number, and 2 parity bits (even and odd), allowing for easy management and avoiding card number duplication for secure, contactless access.
ATS Wiegand 32bit format properties
13 bits. The facility code range is 0 to 8,191.
17 bits. A unique serial number (0-131,071) for each card within that facility code.
Even Parity for Even parity over bits 1-13.
Odd Parity for Odd parity over bits 14-30.
Generate examples
Put in the values for this card format, we'll generate the results in a few different formats.