Access card RFID card reader 125K RF microcontroller serial port DIY modification ID card decoding module

Products > Modules > Access card RFID card reader 125K RF microcontroller serial port DIY modification ID card decoding module

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Description	ID card decoding module
Product size	5 x 2.9 x 0.5cm
Power supply voltage	DC5V
Working current	26ma
Current after induction card	20ma
Sensing distance	The measured distance of the large card is 1-2.3cm (Typical values greater than 1.5cm, customization is available for further distances of 3-6cm)
Output terminal voltage	around 4.3V (when powered by 5V)
Support type	Supports reading ID cards, ID access cards, VIP keychain ID card numbers
Baud rate	Supports 4 optional baud rates, namely 4800, 9600, 57600, and 115200bps
Storage card number	A total of 0-34 card numbers can be stored, with a total of 35 ID cards
Supporting ID card chip model	125K TK4100
Output terminal voltage	around 4.3V (when powered by 5V)
Interface	1 TTL serial port, 1 output port
Working temperature	-20 ℃ to 70 ℃
Working principle	After sensing the ID card, this module actively decodes and outputs a 10 digit card number. If the IO port of a registered card also outputs a high level