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Why does a 4 digit 7 segment cathode display wired to an Arduino not need to be connected to ground? - Arduino Stack Exchange
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TM1637-4-digit-7-segment-display-with-DS3231-RTC-as-clock-and-Arduino-UNO-tutorial-wiring-diagram-schematic-pinout | Arduino, Segmentation, Tutorial
![Displaying potentiometer values onto a 4 digit 7 segment display, how do i code for this program? Anything would be appreciated :) : r/ArduinoProjects Displaying potentiometer values onto a 4 digit 7 segment display, how do i code for this program? Anything would be appreciated :) : r/ArduinoProjects](https://preview.redd.it/wwuedblm6q381.jpg?auto=webp&s=e532d5477ded65b08aeb176d0161fee2bb225d09)
Displaying potentiometer values onto a 4 digit 7 segment display, how do i code for this program? Anything would be appreciated :) : r/ArduinoProjects
![Basics: Project 018b 4 digit 7 segment display modules 5641AH or 3461BS - Timer at Acoptex.com / ACOPTEX.COM Basics: Project 018b 4 digit 7 segment display modules 5641AH or 3461BS - Timer at Acoptex.com / ACOPTEX.COM](https://acoptex.com/uploads/4digit7segmentStopwatch_bb.jpg)
Basics: Project 018b 4 digit 7 segment display modules 5641AH or 3461BS - Timer at Acoptex.com / ACOPTEX.COM
![Amazon.com: ALAMSCN LED Display Module TM1637 0.36'' 4-Digit 7 Segment 4 Bits Red Digital Tube for Arduino Driver Board (Pack of 4) : Industrial & Scientific Amazon.com: ALAMSCN LED Display Module TM1637 0.36'' 4-Digit 7 Segment 4 Bits Red Digital Tube for Arduino Driver Board (Pack of 4) : Industrial & Scientific](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/71W8q02Cs7L.jpg)