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Serijski drajver za 8 LED displeja sa MAX7219

Samo 3 i/o pina su vam potrebna da povezete kompletan 8 digita displej na arduino ili neki drugi mcu.

Ovaj modul je kompatibilan sa 3,3 i 5v logikom

Idealan za aplikacije sa arduinom gde vam treba
prosto povezivanje sa malo pinova a ima 8 digita

Raspored pinova

1 vcc

2 gnd

3 din

4 cs

5 clk

Originalna specifikacija:

Features:
An integrated serial input / output common-cathode display driver, connecting the microprocessor and 8 bit 7-segment digital LED display, and can also connect a bar graph display or 64 separate LED.
With an on-chip type B BCD encoders, multi-channel scanning loop, segment word driver, and a 8 * 8 static RAM for storing each data.
Only one external register is used to set the current of each LED segment.
Only need three IO ports to drive 8 bit digital tube.
A convenient four-wire serial interface can connect all common microprocessor.
Each data can be addressed in the update without rewriting all displays. It also allows users to select each data encoding or no coding.
The entire device includes a 150 µ A low-power shutdown mode, analog and digital brightness control.
With a scan-limit register to allow the users to display 1-8 bit data.
With an all LED light detection mode.


Poogledajte u mojim ostalim oglasima imam najveci izbor displeja i periferija.
Za sve nejasnoce oko povezivanja ili primene ovog i drugih displeja slobodno me kontaktirajte.
Imam i lep izbor lcd displeja za arduino ramps v1,4 kontroler( za 3d stampace ).