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Merge pull request #52 from Spacefish/master

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Use MIN_INTERVAL define instead of hardcoded value
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Paint Your Dragon 2019-01-11 16:02:07 -08:00 committed by GitHub
commit dc71b006b6
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1 changed files with 2 additions and 2 deletions
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DHT.cpp
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@ -27,7 +27,7 @@ void DHT::begin(void) {
// Using this value makes sure that millis() - lastreadtime will be // Using this value makes sure that millis() - lastreadtime will be
// >= MIN_INTERVAL right away. Note that this assignment wraps around, // >= MIN_INTERVAL right away. Note that this assignment wraps around,
// but so will the subtraction. // but so will the subtraction.
_lastreadtime = -MIN_INTERVAL; _lastreadtime = millis()-MIN_INTERVAL;
DEBUG_PRINT("Max clock cycles: "); DEBUG_PRINTLN(_maxcycles, DEC); DEBUG_PRINT("Max clock cycles: "); DEBUG_PRINTLN(_maxcycles, DEC);
} }
@ -124,7 +124,7 @@ boolean DHT::read(bool force) {
// Check if sensor was read less than two seconds ago and return early // Check if sensor was read less than two seconds ago and return early
// to use last reading. // to use last reading.
uint32_t currenttime = millis(); uint32_t currenttime = millis();
if (!force && ((currenttime - _lastreadtime) < 2000)) { if (!force && ((currenttime - _lastreadtime) < MIN_INTERVAL)) {
return _lastresult; // return last correct measurement return _lastresult; // return last correct measurement
} }
_lastreadtime = currenttime; _lastreadtime = currenttime;