Interfacing SSD1306 OLED Display with STM32 using I2C (HAL + CubeMX Guide)
Learn to interface SSD1306 OLED with STM32 using I2C. Includes HAL code, CubeMX setup, SSD1306…
Microcontroller Tutorials with Code from Scratch
Controllerstech.com is dedicated to teaching STM32, ESP32, and embedded systems through practical, hands-on tutorials. All examples are built from scratch using datasheets and reference manuals, and every project is tested on real hardware to ensure accuracy and reliability. The goal is to help you gain complete control, deep understanding, and the confidence to build real-world embedded applications.
STM32 LATEST TUTORIALS
Interface I2C LCD1602 (PCF8574) with STM32 | HAL Tutorial
This guide walks you through connecting and programming a 16×2 I2C LCD with STM32 using…
Display Analog Clock on GC9A01 Using STM32 + LVGL + SquareLine Studio (Part 2)
Learn how to display an analog clock on the GC9A01 round display using STM32 and…
How to Interface GC9A01 Round Display with STM32 Using SPI + LVGL Integration
Learn how to interface the GC9A01 round TFT display with STM32 via SPI and implement…
Interface SD Card with STM32 via SDIO (4bit Mode)
Step-by-step guide to interface an SD card with STM32 using SDIO peripheral and DMA. Covers…
STM32 SD Card Interface via SPI and DMA | Read, Write, FATFS + CubeMX
Learn how to interface SD card with STM32 via SPI using HAL, DMA & FATFS….
GP2Y0A41SK0F STM32 ADC Distance Measurement Guide
Learn how to interface the GP2Y0A41SK0F IR distance sensor with STM32 using ADC. Includes circuit…
Interface AHT20 Sensor with STM32 Using I2C
Learn how to interface the AHT20 temperature and humidity sensor with STM32 using I2C. Includes…
ESP32 LATEST TUTORIALS
ESP32 SPI Tutorial Part 1: Configure & Transmit
Learn how to configure ESP32 SPI as master, initialize the bus & device, and transmit…
How to Read & Write MPU6050 with ESP‑IDE | I2C PART 2
Learn how to read and write data to the MPU6050 accelerometer via I2C on ESP32…
How to Interface LCD1602 via I2C on ESP32 with ESP‑IDE
Learn how to interface a PCF8574‑based I2C LCD1602 with ESP32 using ESP‑IDE. Complete wiring guide,…
ESP32 UART Part 2: Control LED via UART + ESP‑IDF
Learn how to control an ESP32 LED over UART using ESP‑IDF. Covers UART2 setup, cross‑wiring…
ESP32 UART Tutorial with ESP-IDF – TX/RX, Pin Setup & Code Example
This guide teaches you how to set up UART communication on ESP32 using ESP-IDF, including…
ARDUINO LATEST TUTORIALS
Arduino ST7920 Graphics Guide: How to Create Scrolling Text, Animations and Page Transitions (U8g2)
This tutorial teaches you how to add smooth scrolling text, animations, and page transitions to…
DS1307 Arduino Tutorial: Interfacing RTC Module with LCD1602 I2C Display
This tutorial covers the essentials of using the DS1307 Real-Time Clock with Arduino. You’ll learn…
DS3231 RTC Arduino Tutorial: Interfacing, Coding and LCD1602 I2C Display
Learn how to interface the DS3231 RTC module with Arduino using I2C. This step-by-step tutorial…
MPU6050 Arduino I2C Tutorial: Pinout, Wiring, Calibration, Raw Data, and Code Examples
A complete MPU6050 Arduino guide covering pinout, I2C wiring, raw accelerometer and gyroscope readings, calibration…
ADXL345 Arduino I2C Tutorial: Pinout, Wiring, Calibration, and Accelerometer Data Reading Explained
This tutorial explains how to interface the ADXL345 accelerometer with Arduino using I2C. You will…
Arduino ST7920 Display Graphics Guide: Shapes, Icons, Bitmaps, and UI Design
This tutorial teaches you how to create graphics on the ST7920 LCD using U8g2. You…
Arduino ST7920 Tutorial (128×64 LCD): Wiring, Setup, U8g2, and Text Display Guide
A complete beginner-friendly guide to using the ST7920 128×64 LCD with Arduino. Covers wiring in…
Arduino BME280 Tutorial: Wiring, Pinout, Code and LCD1602 Display Output
A complete beginner-friendly guide on interfacing the BME280 sensor with Arduino. Learn sensor pinout, wiring,…
TIVA C (TM4C123G) LATEST TUTORIALS
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AVR LATEST TUTORIALS
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