Designed a calculator using STM32 microcontroller and STM32F4DISCOVERY kit. Integrated 4x4 keypad for input and 16x2 LCD display for output. Developed efficient GPIO code for keypress and display.
This module can be used with STM32 HAL library to control 16x2 LCDs driven by HD44780 through PCF8574 8-bit I/O Expander. To use this library, just include the .h and .c files to your project and add ...
Have you ever wondered about the air quality in your home or office? This wearable air quality pendant answers that question by monitoring TVOC levels throughout your day. Using the reliable SGP40 ...
The Waveshare 1.69-inch IPS touch LCD is a 1.69-inch rounded display with 240×280 resolution and a 262K color range. The display driver (ST7789V2) and touch controller (CST816T) are integrated ...
This article studies an innovative digital circuit operating with negative group delay (NGD) infinite impulse response (IIR). This extraordinary and unfamiliar circuit can be outstandingly identified ...
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