New Group of DGNs - DC_DRIVER_STATUS/COMMAND. Amendment to DGN Request

Submitted by Clayton Lorenz at Spyder Controls,

An Amendment to Request for DGN, adding the ability to select specific instances for the request.

and

A group of DGNs that apply to all RV-C devices, giving the status of all DC drivers (e.g. "smart FETs") within the device. The format is similar to the AC_POINT DGNs, in which the same format is applied to a variety of AC devices (transfer switch, genset, inverter, etc..), but for these DGNs, every RV-C device type has a set of DGNs defined for it. Thus these DGNs will apply automatically to devices that we define in the future, as well as those in the specification today.

Justification:

Smart FETs have become ubiquitous in almost any product that pushes more than a handful of electrons around. To date, the only reference to component FETs are in the rather specialized Inverter/Charger DGNs, and the need for a broader, more unified method is becoming urgent.

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DC Driver DGNs.pdf507.06 KB

David Bailey caught a minor

David Bailey caught a minor error and Clayton acknowledged it.

The correct scaling for the Overcurrent Time Thresholds should be

Instantaneous delay: 10nS resolution, 655uS full scale
Filtered delay: 100uS resolution, 6.55 seconds full scale

- Martin