Our team designed and built a fully functional prototype from the ground up. We handled the firmware, the PCB layout, the 3D ...

When working on a recent Design Idea for an adjustable filter, I wanted to use an electrical noise source to generate an FFT spectrum graph on my oscilloscope. To set up the test, I reached for my ...

#include "esp_lcd_panel_interface.h" #include "esp_lcd_panel_io.h" #include "esp_lcd_panel_rgb.h" #include "esp_lcd_panel_vendor.h" uint8_t madctl_val; // Save current value of LCD_CMD_MADCTL register ...

* - ESP_UTILS_CHECK_HANDLE_WITH_NONE: Do nothing when check failed (Minimum code size) * - ESP_UTILS_CHECK_HANDLE_WITH_ERROR_LOG: Print error message when check ...

What is ESP32 Text to Speech and Why Use AI-Based Solutions? Text-to-speech may look simple, but it requires several important steps. Initially, the text is prepared for speech by converting numbers ...

"Where did my pet go?" If you have a pet, you've probably asked this question at least once. One moment they're playing ...

When it comes to electronic design, breadboarding a circuit is the fun part — the creative juices flow, parts come and go, jumpers build into a tangled mess, but it’s all worth it when the circuit ...

If you have even the slightest interest in open hardware e-readers, you’ve certainly heard of [Joey Castillo]’s Open Book ...

ESP32s are surprisingly good AI lie detectors.

The front E-Ink can be used for reading, writing, and general everyday use, whereas the LCD in the back serves as a conventional smartphone display for applications that require higher refresh rates ...