Commit 0b8b883e authored by Javier Yáñez's avatar Javier Yáñez
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README.md for DHT22 module

parent b6a40301
# DHT22 module
## Example
```lua
PIN = 4 -- data pin, GPIO2
dht22 = require("dht22")
dht22.read(PIN)
t = dht22.getTemperature()
h = dht22.getHumidity()
-- temperature in degrees Celsius and Farenheit
print("Temperature: "..(t/10).."."..(t%10).." deg C")
print("Temperature: "..(9 * t / 50 + 32).."."..(9 * t / 5 % 10).." deg F")
-- humidity
print("Humidity: "..(h/10).."."..(h%10).."%")
-- release module
dht22 = nil
package.loaded["dht22"]=nil
```
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