1. LED colors increased from three to seven,
and the instruction formats were downward
compatible.
2. Added 0x31 automatic registration template:
the upper computer can automatically collect 6
images by sending only one command, and then
generate templates for saving.
3. Added 0x32 automatic fingerprint
verification: the upper computer can only send
one command to realize image collection,
generate features, search and compare the
fingerprint database, and return the comparison
results
4. Added template upload procedure flow
5. Added template download process
1. Added Power Supply Requirements,Ripple
noise
2. Update Command: The note of UpChar and
DownChar
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