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The ESP32-CAM is a compact yet powerful development board that packs Wi-Fi, Bluetooth, and camera capabilities into one low-cost module. But with its limited pin count and dual-purpose GPIOs, figuring out which pins to use can be confusing—especially for beginners. In this post, we’ll break down the ESP32-CAM pinout, explain …

The ESP32 has become one of the most popular microcontrollers in the maker and IoT community thanks to its power, versatility, and built-in Wi-Fi and Bluetooth features. Among its many modules, the ESP32-WROVER stands out because of its extended memory and performance, making it ideal for demanding projects like data …

The ESP-12F is an advanced version of the popular ESP8266 Wi-Fi module, offering improved RF performance and a compact design. Manufactured by Ai-Thinker, this module is ideal for IoT projects requiring wireless connectivity.

I2C (Inter-Integrated Circuit) is a widely used communication protocol in embedded systems, particularly in STM32 microcontrollers. Configuring the correct clock settings for I2C communication is crucial for reliable data transmission. However, calculating the necessary parameters, such as the Clock Control Register (CCR), the Rise Time Register (TRISE), and the Timing …

The Arduino UNO R4 WiFi has a vibrant 12x8 LED matrix for creating visual patterns, animations, and more. To help you design and implement custom patterns for the LED matrix, we’ve developed a tool that simplifies the process.

Dot matrix displays are a staple in microcontroller projects, offering a versatile way to showcase custom graphics, animations, and messages. Whether you're working with an Arduino, Raspberry Pi, ESP32, ESP8266, or STM32, creating dot matrix glyphs no longer needs to be a time-consuming task. This article introduces an intuitive tool …

Looking for a quick way to prepare graphics for your embedded projects? Our LCD converter online tool—also known as an LCD image converter—lets you upload any picture (JPG, PNG, or BMP) and instantly generate the bitmap or C/C++ array needed for your LCD, OLED, or TFT display. This browser-based converter …

This CAN Bus calculator will help you calculate the configuration values given the desired bit rate and system clock frequency.

This calculator will help you compute the desired PWM frequency. Just put in the clock frequency and the desired PWM frequency and click the "calculate" button. The prescaler value and the ARR (auto-reload register value) will be the results.

This calculator will help you compute the required PSC and ARR values to achieve your desired timer interrupt period. Just put in the timer interrupt period, the clock frequency, and the ARR register width.