dht.h File Reference

Temperature and Humidity sensor module header. More...

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Data Structures
struct	DHT11
	DHT11 Data structure CompleteSample: receives all the data from the sensor. More...

Typedefs
typedef struct DHT11	dht11_t
	DHT11 Data structure CompleteSample: receives all the data from the sensor. More...

Functions
void	initDHT11 (void)
	Loads the sensor device driver. More...
void	remDHT11 (void)
	Removes the sensor device driver. More...
int	readDHT11 (dht11_t *data)
	Sample from the sensor. More...

Detailed Description

Temperature and Humidity sensor module header.

Author

José Carvalho, João Carneiro

Date

2022-01-13

Copyright

Copyright (c) 2022

Definition in file dht.h.

Typedef Documentation

dht11_t

typedef struct DHT11 dht11_t

DHT11 Data structure CompleteSample: receives all the data from the sensor.

TemperatureI: Integer part of the temperature

TemperatureD: Decimal part of the temperature

HumidityI: Integer part of the humidity

HumidityD: Decimal part of the humidity

Function Documentation

initDHT11()

void initDHT11

(

void

)

Loads the sensor device driver.

Definition at line 17 of file dht.c.

readDHT11()

int readDHT11

(

dht11_t *

data

)

Sample from the sensor.

Reads from the device driver all of the sensor data (temperature, humidity and checksum)

Parameters

data	Pointer to dht11_t structure

Returns

int: Returns 0 on error, or 1 if sucessful

Definition at line 25 of file dht.c.

remDHT11()

void remDHT11

(

void

)

Removes the sensor device driver.

Definition at line 21 of file dht.c.