Unable to connect with the device return įor ( int i = 0 i < REGISTER_FINGER_COUNT i++) If (zkfp.ZKFP_ERR_OK != openDeviceCallBackCode) Int openDeviceCallBackCode = fpInstance.OpenDevice(deviceIndex) public void ConnectDevice( int deviceIndex) It is recommended to use the image size parameters provided by the device instead of using a static height and width. The index can be retrieved by calling the GetDeviceCount method from the above section.īesides establishing a connection to the device, you need to initialize a few more things like the fingerprint image height and width with can be obtained by calling the GetParameters method.
Connecting to a device requires the index of the device you wish to connect to.
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