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SEL=0 then o/p=WEIGAND
you can adjust the magnification
Copper on Single Side
proportional voltage
Node MCU ESP8266 with CH340G USB-Serial Interface 0805 SEL=0 then o/p=WEIGANDThe development board has an ESP 12E module with an ESP8266 chip with a Tensilica Xtensa 32 bit LX106 RISC CPU that supports RTOS and runs at 80 to 160 MHz configurable clock frequency. There's also 128 KB of RAM and 4MB of Flash memory (for Applications and data storage), which is more than adequate to handle the enormous strings that create web pages, JSON XML data, and everything else we want in IoT devices these days. Specification Wifi Module
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