Arduino USB Host Shield allows your Arduino to communicate with USB devices like keyboards, mice, game controllers, and smartphones. Supports USB 2.0 protocol.
Compatibility: Arduino UNO, Mega 2560, Leonardo
Communication Protocol: USB 2.0
Voltage Level: 5V logic (3.3V regulator onboard)
Supported Devices: USB keyboards, mice, gamepads, Android phones (ADB), Bluetooth dongles
High-accuracy DS3231 I²C Real-Time Clock (RTC) module with onboard AT24C32 EEPROM and battery backup for precise timekeeping in Arduino, Raspberry Pi, and IoT applications.
DS1307 RTC Module is a real-time clock with I²C interface, backup battery holder, and onboard crystal oscillator. Tracks seconds, minutes, hours, day, date, month, and year—perfect for Arduino, Raspberry Pi, and IoT time-keeping applications.