Length: 25mm
Diameter: 21mm
Axis diameter: 2mm
Axis length: 9mm
Voltage: 3-6V
Out of stock
Length: 25mm
Diameter: 21mm
Axis diameter: 2mm
Axis length: 9mm
Voltage: 3-6V
රු65.00
Out of stock
CompareLength: 25mm
Diameter: 21mm
Axis diameter: 2mm
Axis length: 9mm
Voltage: 3-6V
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Interface type: IIC interface
Pin definition: GND, VCC, SCL, SDA
1:GND(OLED power supply)
2:VCC (OLED 3.3~5V)
3:SCL(OLED IIC Clock line)
The MAX7219 module is 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.
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.
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