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DCC getFn

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Asbelos
2020-10-12 22:18:55 +01:00
parent 576288ba9e
commit 3fe04c1a0e
2 changed files with 10 additions and 0 deletions
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9
DCC.cpp
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@@ -155,6 +155,15 @@ int DCC::changeFn( int cab, byte functionNumber, bool pressed) {
return funcstate;
}
int DCC::getFn( int cab, byte functionNumber) {
if (cab<=0 || functionNumber>28) return -1; // unknown
int reg = lookupSpeedTable(cab);
if (reg<0) return -1;
unsigned long funcmask = (1UL<<functionNumber);
return (speedTable[reg].functions & funcmask)? 1 : 0;
}
// Set the group flag to say we have touched the particular group.
// A group will be reminded only if it has been touched.
void DCC::updateGroupflags(byte & flags, int functionNumber) {