3 Digit Common Cathode 0.5″ – 7 Segment Display Module (Multiplexed)
https://www.electronics-lab.com/3-digit-common-cathode-0-5%e2%80%b3-7-segment-display-module-multiplexed/
This is a 3 Digit 7-segment display project that contains 3 x Common Cathode displays, current limiting resistors or each LED segment, 3 x PNP Transistor on each common cathode for multiplexing etc. The project works with 5V TTL signals but can be optimized for 3.3V operations by reducing the current limiting resistors’ value. A […]
Arduino 4-Digit 0.5″ Common Cathode 7 Segment Display Module
https://www.electronics-lab.com/arduino-4-digit-0-5%e2%80%b3-common-cathode-7-segment-display-module/
This project will help you to easily develop an Arduino compatible project that requires 4 x -7Segment 0.5″ displays. The project consists of an Atmega328 microcontroller, 4 x BC847 NPN transistors to drive the common cathode displays. All displays are used in multiplexing configurations. The circuit operates with 5V DC and consumes a few milliamps. […]
Arduino 3-Digit 0.5″ Common Cathode 7 Segment Display Module
https://www.electronics-lab.com/arduino-3-digit-0-5%e2%80%b3-common-cathode-7-segment-display-module/
This project will help you to easily develop an Arduino compatible project that requires 3 x 7-Segment 0.5″ displays. These are common cathode displays that use multiplexed configuration, BC847 transistor drives 3 x common cathodes, all display segments are connected to the microcontroller using current limiting resistors. The circuit operates with 5V DC, Connector CN1 […]
Arduino 2-Digit 0.5″ Common Cathode 7 Segment Display Module
https://www.electronics-lab.com/arduino-2-digit-0-5%e2%80%b3-common-cathode-7-segment-display-module/
This is an Arduino compatible board for creating 2 Digit Display projects. The circuit operates with 5V DC, Connector CN1 is provided for bootloader programming and Arduino firmware upload. A new Atmega328 chip requires a bootloader and Arduino firmware programming, Connector CN1 helps you with both functions. Follow the link below to learn more about […]