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Update the docs with an example

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Simple demo of when_dark / when_light
This commit is contained in:
Dave Jones
2015-09-21 12:04:51 +01:00
parent e9a970ae5c
commit 9c64a1dc2f
1 changed files with 7 additions and 3 deletions
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10
docs/index.md
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@@ -154,13 +154,17 @@ while True:
Retrieve light sensor value: Retrieve light sensor value:
```python ```python
from time import sleep
from gpiozero import LightSensor from gpiozero import LightSensor
light = LightSensor(6) sensor = LightSensor(18)
led = LED(16)
sensor.when_dark = led.on
sensor.when_light = led.off
while True: while True:
if light.light_detected: sleep(1)
print("Light detected")
``` ```
### Temperature Sensor ### Temperature Sensor