An IoT watch with WIZnet W7500
The good old 7-segment display was used extensively towards the end of the last century. It is a kind of electronic display for displaying decimal numbers, which was a cost-effective alternative to the more complex matrix displays. Somewhere in a drawer you will surely find a copy. SNTP (Simple Network Time Protocol) is a network protocol used to synchronize Internet time. The Real Time Clock provides the current time information. It counts the date, time, minutes, and seconds through independent MCU or CPU operation.
Source : https://www.soselectronic.de/articles/wiznet/eine-iot-uhr-mit-wiznet-w7500-1912
Tag : 201603, W7500, NTP, RTC