SCORE is an integer that has a range of ‘000’–
‘100’
NAK means command format error or checksum error.
For the host to verify against the template saved on its disk, it should issue ESC L command first to download the template to the MR350 MKII reserved file $FP.DNL and then issue ESC $H command to verify the fingerprint if ESC L command is successful.
ESC $I Verify ID ()
The command requests to verify the fingerprint against the template(s) with the specified ID stored on MV1100.
==> | STX ESC $I xxxxxxxxxx CS1 CS2 ADDR | ||
<== STX ESC $I RESULT < , INDEX , SCORE > CS1 CS2 | |||
ETX |
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or |
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<== | NAK |
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xxxxxxxxxx | ;template ID | ||
RESULT | = | ‘0’ | ;success |
| = | ‘1’ | ;fail |
| = | ‘2’ | ;busy |
| = | ‘3’ | ;timeout |
If RESULT = ‘0’, MR350MKII will response with INDEX and SCORE fields:
INDEX is the index of the matched template that has an range of ‘000’– ‘255’
SCORE is an integer that has a range of ‘000’– ‘100’
NAK means command format error or checksum error.
ESC $L Download Template
The command downloads the template from the MR350 reserved file $FP.DNL to MV1100 and stores the template in MV1100 flash memory .
==> | STX ESC $L CS1 CS2 ADDR | |
<== | STX ESC $L RESULT CS1 CS2 ETX | |
or |
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<== | NAK |
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RESULT | = | ‘0’ ;success |
