FingerVein Online
Installation and Programming Manual
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52 of 69
or is indefinitely suspended using the
9.5.24. Disable optical barrier
Function: Disables the detection LED of the optical barrier There are several reasons for
using this instruction:
• When the scanning of a finger print has started to prevent new warnings.
• In the case of 1:1 identification, the user is expected to start identification using the
proximity reader.
• In the case of presence control, the user is expected to press F1 or F2 prior to
biometric identification.
9.5.25. Encapsulate GCR
Instruction
OP
0x4C
NA
0x0000
ARG
None
Response
OP
0x4C
NA
0x0001
ARG
Status of the optical barrier
Instruction
OP
0xBD
NA
0x0003 or above
ARG
See