CYD | Random Nerd Tutorials

ESP32 CYD with ESP-NOW: Receive and Display Data From Multiple Boards

Sara Santos — Thu, 10 Jul 2025 13:23:01 +0000

In this project, you’ll learn how to use the ESP-NOW communication protocol with the ESP32 CYD Board (Cheap Yellow Display) to receive and display data from multiple ESP32 sender boards. ...

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ESP32 TFT with LVGL: Display Temperature on Line Chart (BME280)

Rui Santos — Thu, 27 Feb 2025 14:36:58 +0000

In this guide, you’ll learn how to display temperature from the BME280 sensor on an ESP32 and a TFT display using LVGL (Light Versatile Graphics Library). You’ll learn how to ...

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ESP32 CYD with LVGL: Display Temperature on Line Chart (BME280)

Rui Santos — Tue, 25 Feb 2025 14:02:28 +0000

In this guide, you’ll learn how to display temperature from the BME280 sensor on an ESP32 Cheap Yellow Display (CYD) using LVGL (Light Versatile Graphics Library). You’ll learn how to ...

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ESP32: Guide for DS1307 Real Time Clock (RTC) Module (Arduino IDE)

Sara Santos — Tue, 21 Jan 2025 16:54:20 +0000

Learn how to use the DS1307 Real Time Clock Module with the ESP32. We’ll cover how to set and read the time. You’ll learn to synchronize the time with the ...

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Year in Review 2024 – Random Nerd Tutorials

Sara Santos — Fri, 27 Dec 2024 14:30:57 +0000

We’re already reaching the end of 2024. It’s time to wrap up the year and set new goals for the next one. In this blog post, we’ll share a recap ...

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MicroPython: ESP32 Cheap Yellow Display Board – CYD (ESP32-2432S028R)

Rui Santos — Thu, 12 Dec 2024 13:51:25 +0000

In this guide, you’ll learn how to get started with the ESP32 Cheap Yellow Display (and other compatible displays) using MicroPython. We’ll quickly introduce the board, and cover how to ...

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ESP32 TFT with LVGL: Display GPS Location, Date, and Time

Rui Santos — Thu, 14 Nov 2024 12:26:18 +0000

In this guide, you’ll learn how to turn your ESP32 and a TFT display into a GPS reader that displays the current location, altitude, speed, date, and time using LVGL ...

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ESP32 CYD with LVGL: Display GPS Location, Date, and Time

Rui Santos — Tue, 12 Nov 2024 15:41:15 +0000

In this project, you’ll learn how to turn your ESP32 Cheap Yellow Display (CYD) board into a GPS reader that displays the current location, altitude, speed, date, and time using ...

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ESP32 TFT with LVGL: Display BME280 Sensor Data on a Table

Rui Santos — Thu, 17 Oct 2024 14:03:57 +0000

In this guide, you’ll learn how to create a responsive table using LVGL with an ESP32 and a TFT display. We’ll display temperature, humidity, and pressure from the BME280 sensor, ...

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ESP32 CYD with LVGL: Display BME280 Sensor Data on a Table

Rui Santos — Tue, 15 Oct 2024 18:36:45 +0000

In this guide, you’ll learn how to create a responsive table using LVGL. We’ll display temperature, humidity, and pressure from the BME280 sensor, and luminosity from the LDR on the ...

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