The amazing Linux Duracell CPU load monitor

The amazing Linux Duracell CPU load monitor

Finished Display Here are instructions to turn such a tester into a not-so-precise analog display to monitor the CPU load on a Linux system, controlled by a serial port. You can build two variants of the display: a simple display, with the battery tester on the control circuit, or a more precise and less finicky display, with the battery tester mounted on a heatsink. Link.

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