Waveshare® Square Integrated Capacitive Fingerprint Development Module Cortex Core UART Serial Communication Sensor 192×

Feature Easy to use no need to understand the fingerprint algorithm and internal structure only a simple command can complete the corresponding operationBuilt in commercial algorithm support fingerprint entry fingerprint comparison extract fingerprint image and upload fingerprint feature value and other functions stable performance and fast recognition speedCapacitive fingerprint recognition sensitive sensing as long as the finger gently touches the collection window to quickly recognizeHigh degree of hardware integration the main control and fingerprint sensor are integrated which can be easily embedded into various small volume applicationsBuilt in human induction device with power down sleep and touch wake up function lower power consumptionOnboard UART interface for easy access to hardware platforms such as STM32 and Raspberry PiSpecification Sensor type capacitive touch sensorResolution 508DPIImage pixel array 192 192Image gray level 8 gray levelsSensor size 11 2mm 12 2mmModule size 20 2mm 33 3mmFingerprint capacity 3000Comparison time 0 2s 1 N and N≤100 False recognition rate 0 001 Rejection rate 0 1 Working voltage 2 7 3 3VWorking current 50mASleep current 16uAElectrostatic test contact discharge 8KV air discharge 15KVCommunication interface UART TTL level Communication baud rate 19200 bpsworking environment Temperature 20°C 70°CHumidity 40 RH 85 RH no frost Storage environment Temperature 40°C 85°CHumidity 85 RH no frost PK I