MAX7219 8-Digit LED Display Digital Tube Control Module
DIY Parts for Arduino
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MAX7219 CWG 8-Digit LED Display Digital Tube Control Module Works with Official Arduino
Main Features: ● MAX7219 is a kind of integrated serial input / output common cathode display driver, it connects microprocessor and 8 digit 7 period of digital LED display, also can be connected to the bar graph display or 64 independent LED. ● It includes a piece of type B BCD coder, multiple scanning circuit, period of word drive, but also an 8 x 8 static RAM used to store every data. ● Only an external register used to set each LED segment current. ● A convenient four wire serial interface can connection all general microprocessor. ● Each data can be addressed in the update don't need rewriting all the display. ● MAX7219 also allows the user to each data selection coding or not to code. ● Only need three IO mouth can drive eight digital tube. ● Digital tube display when flicker free and it supports cascade.
Note: ● The VCC and GND don't pick back so as not to burn out chip. ● 51 SCM P0 port need connected to pull resistance, if your SCM not connected to pull resistance, can will data line received other port.
Type: 8-Digit LED Display Digital Tube Control Module
Mainly Compatible with: Ardunio
Weight and Size
Product weight: 0.010 kg
Package weight: 0.090 kg
Product Size(L x W x H): 8.5 x 1.5 x 0.8 cm / 3.34 x 0.59 x 0.31 inches
Package Size(L x W x H): 10 x 4 x 2 cm / 3.93 x 1.57 x 0.79 inches