This is an Arduino library for HD44780 LCD display, operated in 4 bit mode over I2C bus with 8-bit I/O expander PCF8574 ...

RFID-based attendance logging system built using the STM32F407G-DISC1 microcontroller and an RFID-RC522 module. It enables reading, saving, and logging attendance of RFID cards through UART serial ...

It also has an AT24C32 EEPROM IC (32KB external memory module using I2C interface) in it. 16x2 I2C LCD Display (x1): HD44780-compatible character display with blue backlight and I2C backpack. Push ...

Recently, ‘Liquid crystal display (LCD) vs. organic light-emitting diode (OLED) display: who wins?’ has become a topic of heated debate. In this review, we perform a systematic and comparative ...

The Epson Pro Cinema LS12000 is pricey, but it's actually a near-bargain for the image quality it delivers. Epson is known for pixel-shifting LCD projectors whose images are virtually ...