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[LR11x0] Fix temperature reading #1234

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merged 3 commits into from
Sep 26, 2024
Merged

[LR11x0] Fix temperature reading #1234

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e766b8d
Update LR11x0.cpp
mixeysan Sep 26, 2024
656bc16
Update LR11x0.cpp
mixeysan Sep 26, 2024
39ee0ff
Update LR11x0.cpp
mixeysan Sep 26, 2024
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3 changes: 2 additions & 1 deletion src/modules/LR11x0/LR11x0.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -2121,7 +2121,8 @@ int16_t LR11x0::getTemp(float* temp) {
// pass the replies
if(temp) {
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);
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