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Header file for the DHT22 temperature and humidity sensor. More...
#include "lib/sensors.h"
Go to the source code of this file.
Macros | |
DHT22 default pin and port | |
DHT22 available commands | |
DHT22 return types | |
DHT22 constants | |
#define | DHT22_BUFFER 5 |
Buffer to store the samples | |
#define | DHT22_COUNT 8 |
Minimum ticks to detect a "1" bit | |
#define | DHT22_MAX_TIMMING 85 |
Maximum ticks in a single operation. | |
#define | DHT22_READING_DELAY 1 |
1 us | |
#define | DHT22_READY_TIME 40 |
40 us | |
#define | DHT22_START_TIME (RTIMER_SECOND / 50) |
20 ms | |
#define | DHT22_AWAKE_TIME (RTIMER_SECOND / 4) |
250 ms | |
Header file for the DHT22 temperature and humidity sensor.
Definition in file dht22.h.