Int 21 Fn FFD6 - Topware Network OS V5.10+ - Get Keycard Serial Number A [N]
AX = FFD6h
ES:BX -> 12-byte buffer for keycard serial number
Return: CX = maximum number of users
ES:BX buffer filled
This page created by ng2html v1.05, the Norton guide to HTML conversion utility.
Written by Dave Pearson