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[LR11x0] Fix temperature reading (#1234)

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* Update LR11x0.cpp

According LR1121 datasheet

* Update LR11x0.cpp

Now OK

* Update LR11x0.cpp

Now OK
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mixeysan 2024-09-26 20:55:55 +10:00 • committed by GitHub
parent af27e44a52
commit a68df0f515
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1 changed files with 2 additions and 1 deletions
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src/modules/LR11x0/LR11x0.cpp
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@ -2121,7 +2121,8 @@ int16_t LR11x0::getTemp(float* temp) {
// pass the replies // pass the replies
if(temp) { if(temp) {
uint16_t raw = ((uint16_t)(buff[0]) << 8) | (uint16_t)buff[1]; uint16_t raw = ((uint16_t)(buff[0]) << 8) | (uint16_t)buff[1];
*temp = 25.0f - (1000.0f/1.7f)*(((float)raw/2047.0f)*1350.0f - 0.7295f); raw = raw & 0x07FF; //According LR1121 datasheet we need [0..10] bits
*temp = 25.0f - (1000.0f/1.7f)*(((float)raw/2047.0f)*1.35f - 0.7295f); //According LR1121 datasheet 1.35
} }
return(state); return(state);