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Perform search for setResolution linearly? #220

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Jun 12, 2022
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Perform search for setResolution linearly? #220

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16 changes: 10 additions & 6 deletions DallasTemperature.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -261,9 +261,11 @@ void DallasTemperature::setResolution(uint8_t newResolution) {

bitResolution = constrain(newResolution, 9, 12);
DeviceAddress deviceAddress;
_wire->reset_search();
for (uint8_t i = 0; i < devices; i++) {
getAddress(deviceAddress, i);
setResolution(deviceAddress, bitResolution, true);
if(_wire->search(deviceAddress) && validAddress(deviceAddress)) {
setResolution(deviceAddress, bitResolution, true);
}
}
}

Expand Down Expand Up @@ -325,12 +327,14 @@ bool DallasTemperature::setResolution(const uint8_t* deviceAddress,
if (skipGlobalBitResolutionCalculation == false) {
bitResolution = newResolution;
if (devices > 1) {
DeviceAddress deviceAddr;
_wire->reset_search();
for (uint8_t i = 0; i < devices; i++) {
if (bitResolution == 12) break;
DeviceAddress deviceAddr;
getAddress(deviceAddr, i);
uint8_t b = getResolution(deviceAddr);
if (b > bitResolution) bitResolution = b;
if (_wire->search(deviceAddr) && validAddress(deviceAddr)) {
uint8_t b = getResolution(deviceAddr);
if (b > bitResolution) bitResolution = b;
}
}
}
}
Expand Down