kopia lustrzana https://github.com/SP8EBC/ParaTNC
44 wiersze
903 B
C
44 wiersze
903 B
C
/*
|
|
* _dht22.h
|
|
*
|
|
* Created on: 17.04.2018
|
|
* Author: mateusz
|
|
*/
|
|
|
|
#ifndef INCLUDE_DRIVERS__DHT22_H_
|
|
#define INCLUDE_DRIVERS__DHT22_H_
|
|
|
|
#define DHT22_START_SIG_DURATION 200
|
|
#define DHT22_WAITING_FOR_START_RESP_DURATION 12
|
|
#define DHT22_LOW_LEVEL_BEFORE_BIT 10
|
|
#define DHT22_MAX_ZERO_DURATION 6
|
|
#define DHT22_MIN_ONE_DURATION 10
|
|
#define DHT22_INTERRUPT_DURATION 40
|
|
|
|
#define DHT22_PIN_PORT GPIOC
|
|
#define DHT22_PIN_CLOCK RCC_APB2Periph_GPIOC
|
|
#define DHT22_PIN_PIN GPIO_Pin_4
|
|
|
|
typedef enum dht22QF {
|
|
DHT22_QF_FULL,
|
|
DHT22_QF_DEGRADATED,
|
|
DHT22_QF_UNAVALIABLE
|
|
} dht22QF;
|
|
|
|
typedef struct dht22Values {
|
|
uint8_t humidity;
|
|
uint16_t scaledTemperature;
|
|
dht22QF qf;
|
|
}dht22Values;
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
void dht22_init(void);
|
|
void dht22_comm(dht22Values *data);
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif /* INCLUDE_DRIVERS__DHT22_H_ */
|