2017 JMRI Marc N. Fournier 1 2017-02-10 MFO Add CV64 to deal with 21MTC Logic Level Compatibility Logic Level 12 Volts <html>Compatibility with either Logic or 12 Volt Level for Aux 3 and 4<br>By default, set to Logic level for most locos using 21MTC.<br>Using 12 V will configure Aux 3 and 4 at the same level as other outputs.</html>