Analog Devices MAX31329 Shield is a fully assembled and tested PCB that is designed to provide an evaluation platform for MAX31329 RTC. The MAX31329 RTC is a low-cost, I2C Real-Time Clock (RTC) with an integrated crystal oscillator and a crystal. The shield operates from 1.6V to 5.5V single supply, either from a USB or an external power supply. The device incorporates a battery input and maintains accurate timekeeping when the main power to the device is interrupted. The Analog Devices MAX31329 shield provides the hardware and software user interface (GUI) to evaluate the MAX31329 RTC. The device connects to the PC through a MAX32625 PICO board and a Micro-USB cable.