Fingerprint Scanner – 5V TTL (GT-511C1)
High-Speed, High-Accuracy Fingerprint Identification using the SmackFinger 3.0 Algorithm.
Download Fingerprint Images from the Device.
Read and Write Fingerprint Templates and Databases.
Simple UART protocol (Default 9600 baud).
Capable of 1:1 Verification and 1:N Identification.
TTP223B Digital Touch Sensor capacitive
The TTP223 is a touch pad detector IC which offers 1 touch key. The touching … Sensitivity can adjust by the capacitance(0~50pF) outside.
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