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Optimize PA01's matrix keyboard scanning #7394

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Optimize PA01's matrix keyboard scanning #7394

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3 changes: 3 additions & 0 deletions radio/src/targets/pa01/key_driver.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -87,6 +87,8 @@ void pollKeys()
keyState |= 1<<ENT;

nonReadCount++;
//If no interrupt occurs, it means no key is pressed, so no scanning is needed this time,exit.
return;
}
nonReadCount = 0;
#endif
Expand Down Expand Up @@ -114,6 +116,7 @@ void pollKeys()
// If ui8ReadInProgress is above 1, then there was concurrent task calling it, exit
if (syncelem.ui8ReadInProgress > 1) {
keyState = syncelem.oldResult;
return;
}

// If we land here, we have exclusive access to Matrix
Expand Down