Learn electronics, coding, and projects — step by step.

Month: August 2020

Tutorial: How to use 2.4 TFT Display | SPFD5408 | ILI9341

George Bantique August 26, 2020 16 Comments

Display modules is commonly use to show text, shapes, images, or animation to convey necessary information to the user. In this tutorial, we will learn to use the 2.4 inch TFT display. VIDEO DEMONSTRATION CALL TO ACTION If you have any question, please do not hesitate to write it in the comment box and I […]


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SOS Flasher Using Millis Function with Enable Switch

George Bantique August 24, 2020 No Comments

In this tutorial, you will learn to use the millis() function in creating an S.O.S Morse Code flasher. The advantage in using millis() function over the delay() function is the non-blocking code which means you can manage other inputs and outputs at the same time. CIRCUIT DIAGRAM INSTRUCTION Connect the LED to Arduino Uno A1 […]


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Tutorial: How to use DS3231 RTC in Arduino

George Bantique August 22, 2020 No Comments

In this tutorial, we will learn how to use the DS3231 Real Time Clock (RTC) module. BILL OF MATERIALS DS3231 RTC module with coin cell battery inserted. Arduino Uno board, or any Arduino compatible boards. 0.96 OLED display. A breadboard and jumper wires for connecting the circuits. CIRCUIT DIAGRAM INSTRUCTION Connect the DS3231 VCC pin […]


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Tutorial: How to use 0.96 OLED - a small and cute display

George Bantique August 18, 2020 No Comments

SPECIFICATIONS Description:       0.96 inch monochrome OLED display Resolution:        128×64 pixels Dimension:         WxHxT 27.3 mm x 27.8 mm x 4.3 mm Protocol:          I2C Operating Voltage: 3V to 5V Common variations of this OLED module Different monochrome color: white, blue, yellow Different resolution: 128×64 and 128×32 pixels Different communication protocol: […]


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Tutorial: Getting Started with the NRF24L01 | How to use | Arduino

George Bantique August 17, 2020 No Comments

NRF24L01 is one of the cheapest wireless radio module available in the market. In here you will learn how to interface it to Arduino and use it for controlling something remotely. PIN ASSIGNMENT CIRCUIT DIAGRAM HARDWARE INSTRUCTION Connect the NRF GND pin 1 to Arduino Uno GND pin Connect the NRF VCC pin 2 to […]


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