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Issue #26: Add reverse lookup function to temp converter that converts a temperature to a PT1000 resistance value

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Mario Hüttel
2021-02-02 19:32:12 +01:00
parent 0b01be9840
commit 64bb06882f
2 changed files with 56 additions and 0 deletions
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9
stm-firmware/include/reflow-controller/temp-converter.h
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@@ -29,4 +29,13 @@
*/
int temp_converter_convert_resistance_to_temp(float resistance, float *temp_out);
/**
* @brief Convert temperature to PT1000 resistance
* @param temp Temperature in degrees celsius
* @param[out] resistance_out Resistance value
* @return 0 if ok, -1 if tmeperature is below the lookup table, 1 if value is above the lookup table, -1000 in case of a pointer error,
* -100 if an internal error occured. This should never happen, if the lookup table is correct
*/
int temp_convertet_convert_temp_to_resistance(float temp, float *resistance_out);
#endif /* __TEMP_CONVERTER_H__ */