Mô Đun Đọc Thẻ Từ Rfid 125khz
₫ 55.800
Sản phẩm Mô Đun Đọc Thẻ Từ Rfid 125khz đang được mở bán với mức giá siêu tốt khi mua online, giao hàng online trên toàn quốc với chi phí tiết kiệm nhất,0 đã được bán ra kể từ lúc chào bán lần cuối cùng.Trên đây là số liệu về sản phẩm chúng tôi thống kê và gửi đến bạn, hi vọng với những gợi ý ở trên giúp bạn mua sắm tốt hơn tại Pricespy Việt Nam
Product description:
125 khz's emid card reader module features small current and high stability. it can be used in attendance system, door control system, parking management system, rice sale system, electronic anti-theft system, district management, elevator control, storage cabinet, toys, etc.
Rfid card reader module can read the 125k em4100 series (or compatible) rfid card.This module is very convenient to use, connected to the matching card reader antenna (coil) serial port connection single chip microcomputer, connected to the power supply.When rfid cards enter the card reader range, the module automatically sends the card number through the serial port (uart), and the single chip machine can control the relay to achieve simple door access.
Method of use:
String inductors plus electrolytic capacitance figure (schematic diagram)
L2 is a small patch power inductor of 330 uh, c1 is 220uf/10v electrolytic capacity and c4 is 104 capacitance.L 1, c 1, c 4 must be close to the card reader module, which can reduce ripple effect and increase the card reader distance.
Gnd: power source
Vcc:+5v
Txd: card number serial port output
Xh: next led
Ls: buzzer
L1: access card antenna
L2: access card an
125 khz's emid card reader module features small current and high stability. it can be used in attendance system, door control system, parking management system, rice sale system, electronic anti-theft system, district management, elevator control, storage cabinet, toys, etc.
Rfid card reader module can read the 125k em4100 series (or compatible) rfid card.This module is very convenient to use, connected to the matching card reader antenna (coil) serial port connection single chip microcomputer, connected to the power supply.When rfid cards enter the card reader range, the module automatically sends the card number through the serial port (uart), and the single chip machine can control the relay to achieve simple door access.
Method of use:
String inductors plus electrolytic capacitance figure (schematic diagram)
L2 is a small patch power inductor of 330 uh, c1 is 220uf/10v electrolytic capacity and c4 is 104 capacitance.L 1, c 1, c 4 must be close to the card reader module, which can reduce ripple effect and increase the card reader distance.
Gnd: power source
Vcc:+5v
Txd: card number serial port output
Xh: next led
Ls: buzzer
L1: access card antenna
L2: access card an
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