int ReadCard(string options = null, string callbackName = null, string devName = null)
Initiates a card reading operation, if supported by your device.
Optional, device specific option parameters for the operation.
Target the device via the name from the Config Tool.
On success, an incrementing number; the purpose of which is to match a particular call to a callback response. Upon failure, 0.
Trust Level Required: Full Trust
After an attempt to send the command to the device, whether successful or not, KioWare will call OnKioDeviceCmdResult in every frame (that has the required trust level) of every browser.
KioWare for Windows version 8.23 or greater.