Sunday, 17 December 2023

Capacitive Fingerprint R503 Reading Problem Resolved

Using Capacitive Sensor with existing available projects with common Adafruit_Fingerprint.h library 

in most cases it will not work , for  solution of said issue we have to make some changes in the existing Adafruit library .

Search the below file in the "h "and update it

0x1B to 0x04

''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''

from:

#define FINGERPRINT_HISPEEDSEARCH 0x1B

to :

#define FINGERPRINT_HISPEEDSEARCH 0x04



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