20 lines
320 B
C
20 lines
320 B
C
#pragma once
|
|
|
|
#include <stdint.h>
|
|
|
|
typedef enum {
|
|
DHT22_OK,
|
|
DHT22_TIMING_ERROR,
|
|
DHT22_CHECKSUM_ERROR,
|
|
} dht22_error;
|
|
|
|
typedef uint16_t deci_percent;
|
|
typedef int16_t deci_degrees_c;
|
|
|
|
void dht22_handle_error();
|
|
deci_percent dht22_relative_humidity();
|
|
deci_degrees_c dht22_temperature();
|
|
dht22_error dht22_read();
|
|
|
|
|