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Speedup SETFREQ

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Avoid calling the DCC packets for setfreq macro.
This commit is contained in:
Asbelos
2024-07-04 17:20:37 +01:00
parent d705626f4a
commit a8b4e39733
4 changed files with 18 additions and 36 deletions
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14
DCC.cpp
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@@ -271,6 +271,20 @@ uint32_t DCC::getFunctionMap(int cab) {
return (reg<0)?0:speedTable[reg].functions;
}
// saves DC frequency (0..3) in spare functions 29,30,31
void DCC::setDCFreq(int cab,byte freq) {
if (cab==0 || freq>3) return;
auto reg=lookupSpeedTable(cab,true);
// drop and replace F29,30,31 (top 3 bits)
auto newFunctions=speedTable[reg].functions & 0x1FFFFFFFUL;
if (freq==1) newFunctions |= (1UL<<29); // F29
else if (freq==2) newFunctions |= (1UL<<30); // F30
else if (freq==3) newFunctions |= (1UL<<31); // F31
if (newFunctions==speedTable[reg].functions) return; // no change
speedTable[reg].functions=newFunctions;
CommandDistributor::broadcastLoco(reg);
}
void DCC::setAccessory(int address, byte port, bool gate, byte onoff /*= 2*/) {
// onoff is tristate:
// 0 => send off packet