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MAX7219 digital display control module
This module is compatible with 5V and 3.3V microcontrollers.
You you can use it for Arduino
MAX7219 is an integrated serial input / output common-cathode display driver,
which connects your microprocessor to a 7-segment digital LED display with 8 digits.
Only three IO ports are used to drive the eight digit display.
MAX7219 supports flicker free displays as well as cascading displays.
Power: 5V
Material: PCB + Electronic Components.
Size: 82 * 15 * 18mm.
Color: Red
IC: TM1638
Wiring instructions (a program, for example, you can pick any IO port definition can be modified in the program).
VCC → 5V.
GND → GND.
DIN → P00.
CS → P01.
CLK → P02.
Notice.
VCC and GND Do not reversed, it would burn the chip.
51 MCU P0 port requires pull-up resistor, if your device does not have a pull-up resistor can be connected to other ports data lines.
Package Included:
1 x MAX7219 CWG 8-Digit Digital Tube Display TM1638 Control Module Red for Arduino
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