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Wireless Communication System
Art display and DIY project
These are Carbon Film Resistor with a value of 680 ohm 1/2W and tolerance of ±5%
The output voltage is linear under load and features a control frequency of 13kHz
decorations
MAX7219 LED Dot Matrix 4 in 1 Display Module 6pin switch Wireless Communication SystemMAX7219 is a 4 in 1 display that may be used in a variety of ways. The Dot Matrix Module is a serial input output common cathode display driver that connects a microcontroller to a 7 segment digital LED display with 8 numbers, a bar graph display, or 64 independent LEDs. A B type BCD encoder chip, a multi channel scanning loop segment word controller, and a static RAM 8 8 for storing each data. The individual module has a total of 8x8 LEDs, each of
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