72f30ad950
Add license and readme details. Rid of compile-time switches. Rid of lazy initialization of sensor. Minor code fixing.
20 lines
541 B
C
20 lines
541 B
C
#ifndef DRIVER_DS18B20_H_
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#define DRIVER_DS18B20_H_
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typedef struct {
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uint8_t id;
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uint8_t major;
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uint8_t minor;
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} ds_sensor_t;
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// Scan all ds18b20 sensors on bus and return its amount.
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// Result are saved in array of ds_sensor_t structure.
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// Cause printf in esp sdk don`t support float,
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// I split result as two number (major, minor).
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uint8_t readDS18B20(uint8_t pin, ds_sensor_t *result);
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// This method is just to demonstrate how to read
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// temperature from single dallas chip.
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float read_single_DS18B20(uint8_t pin);
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#endif
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