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tcs34725: Add check for Division by Zero (#7485)
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@RubenKelevra 2024-09-25 04:28:22 +02:00 committed by GitHub
parent fa9df32979
commit b61577b68b
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1 changed files with 3 additions and 1 deletions
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esphome/components/tcs34725/tcs34725.cpp
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@ -1,6 +1,7 @@
#include "tcs34725.h" #include "tcs34725.h"
#include "esphome/core/log.h" #include "esphome/core/log.h"
#include "esphome/core/hal.h" #include "esphome/core/hal.h"
#include <algorithm>
namespace esphome { namespace esphome {
namespace tcs34725 { namespace tcs34725 {
@ -254,7 +255,8 @@ void TCS34725Component::update() {
// change integration time an gain to achieve maximum resolution an dynamic range // change integration time an gain to achieve maximum resolution an dynamic range
// calculate optimal integration time to achieve 70% satuaration // calculate optimal integration time to achieve 70% satuaration
float integration_time_ideal; float integration_time_ideal;
integration_time_ideal = 60 / ((float) raw_c / 655.35) * this->integration_time_;
integration_time_ideal = 60 / ((float) std::max((uint16_t) 1, raw_c) / 655.35f) * this->integration_time_;
uint8_t gain_reg_val_new = this->gain_reg_; uint8_t gain_reg_val_new = this->gain_reg_;
// increase gain if less than 20% of white channel used and high integration time // increase gain if less than 20% of white channel used and high integration time