A diode mode multimeter check confirmed, yes! It was time for an outlandish attempt to recover the firmware. [Manawyrm] proposed that [Jason] connect all output pins but one to 5 V, powering the ...

diode test, and battery test. Devices with battery power can be operated without plug in power. Multimeters with overload protection have a fuse or other method to protect meter. Temperature ...

The fastest sampling rate is also important to consider. Special measurements include continuity check, audible continuity, diode test, maximum, minimum, or peak spike measurement, RTD temperature ...