31 thoughts on “ A New Battery For A Potted Clock Module ” rpf says: ... They’re a well known problem in the (small) ... it’s a pin-compatible drop-in replacement, but without the battery.

PCs have a battery on the motherboard that provides the Complementary Metal-Oxide Semiconductor with a minimal amount of power, even when unplugged. This CMOS battery lets the system clock keep ...

The use of e-ink means the clock will be easily visible despite angle and ambient light levels, in addition to making it sip power. There are one-touch controls and the ability to toggle over to a ...

Clock builds are a hacker staple, and many overflow with power-thirsty LEDs and network features. This build from [mattwach] takes quite the opposite approach, sipping away at its batteries thanks … ...