If you’ve got an old black and white TV, it’s probably not useful for much. There are precious few analog broadcasters left ...
The PCA21125 is a CMOS1 Real-Time Clock (RTC) and calendar optimized for low-power consumption and an operating temperature up to 125 C. Data is transferred via a Serial Peripheral Interface (SPI-bus) ...
The iButton RTC (DS1904) is a rugged real-time clock module that can be accessed with minimal hardware. Data is transferred serially by the 1-Wire® protocol, which requires only a single data lead and ...