Data Logging with Arduino and an SD Card Module
Data logging is a crucial aspect of many IoT, environmental monitoring, and sensor-based projects. With an Arduino and an SD card module, you can store sensor data, timestamps, and other readings...
38-3D Blog
Data Logging with Arduino and an SD Card Module
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Creating a Clock with the Arduino, a 0.91" OLED, and the DS1307 RTC
Building a clock with an Arduino, an OLED display, and the DS1307 Real-Time Clock (RTC) module is a fun and practical project. The DS1307 RTC module keeps accurate time even...
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Detecting Objects with the ESP32-CAM and Python
The ESP32-CAM is a versatile, low-cost microcontroller with a built-in camera, capable of capturing images and streaming video. When combined with Python’s powerful image processing libraries, you can implement object...
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Using a 0.96" OLED with the Arduino
The 0.96" OLED display is a compact, energy-efficient screen that is perfect for displaying text, graphics, and sensor data in Arduino projects. This tutorial will guide you through setting up...
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Measuring Current with the Arduino
Measuring current in electronic circuits is a common requirement for projects involving sensors, motors, LEDs, and other components. While Arduino cannot directly measure current, you can use external components like...
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Reading and Writing Chips with the CH340 USB EEPROM Programmer
The CH340 USB EEPROM programmer is an affordable and versatile tool for reading and writing data to EEPROM chips. It supports a variety of EEPROM types and is commonly used...
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JTAG: Writing Chips with Joint Test Action Group Protocol
JTAG (Joint Test Action Group) is not only used for reading memory and debugging hardware but also for writing data to chips. This includes flashing firmware, programming memory, and configuring...
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JTAG: Reading Chips with Joint Test Action Group Protocol
JTAG (Joint Test Action Group) is a widely used protocol for debugging, programming, and testing integrated circuits (ICs). It allows direct communication with a chip to read its memory, perform...
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Arduino Interrupts Tutorial
Interrupts are a powerful feature of microcontrollers that allow you to handle events asynchronously. Unlike polling, which continuously checks for events, interrupts respond immediately when a specific event occurs, such...
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Arduino Timer Tutorial
Timers are an essential feature of microcontrollers, allowing you to perform tasks at precise intervals without relying on delays. The Arduino Uno has three built-in hardware timers (Timer0, Timer1, and...
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How to Use a Push Button Switch with the Arduino
Push button switches are commonly used in electronics to control devices or trigger specific actions. With an Arduino, you can easily read the state of a push button and use...
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Detecting Objects with the ESP32-CAM
The ESP32-CAM is a powerful, low-cost microcontroller with a built-in camera module, capable of capturing images and streaming live video. By leveraging its processing capabilities and integrating external machine learning...
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Creating a Camera Server with the ESP32-CAM
The ESP32-CAM is a low-cost microcontroller with a built-in camera module, capable of capturing images and streaming live video. By setting it up as a camera server, you can access...
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Analog Read and Write Using the Arduino Uno
The Arduino Uno supports analog input and output operations, enabling you to interact with sensors and actuators requiring precise values. Analog operations are essential for controlling devices like LEDs, motors,...