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Add some circuit diagrams and update docs

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Ben Nuttall
2015-10-11 00:45:28 +01:00
parent b3915859da
commit 3f18b3f4b7
7 changed files with 69 additions and 37 deletions
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docs/outputs.md
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@@ -14,7 +14,13 @@ An LED (Light emitting diode) component.
### Wiring
...
Connect the cathode (the short leg) of the LED to a ground pin, and connect the
anode (the longer leg) to any GPIO pin, with a current limiting resistor in
between:
![LED wiring](images/led.png)
*Altenatively, use a breadboard to wire up the LED in the same way*
### Code
@@ -27,7 +33,7 @@ from gpiozero import LED
Create an `LED` object by passing in the pin number the LED is connected to:
```python
led = LED(2)
led = LED(17)
```
### Methods
@@ -55,6 +61,9 @@ A digital Buzzer component.
### Wiring
Connect the negative pin of the buzzer to a ground pin, and connect the
positive side to any GPIO pin:
...
### Code
@@ -65,7 +74,8 @@ Ensure the `Buzzer` class is imported at the top of the file:
from gpiozero import Buzzer
```
Create a `Buzzer` object by passing in the pin number the buzzer is connected to:
Create a `Buzzer` object by passing in the pin number the buzzer is connected
to:
```python
buzzer = Buzzer(3)
@@ -96,6 +106,10 @@ A full colour LED component (made up of Red, Green and Blue LEDs).
### Wiring
Connect the common cathode (the longest leg) to a ground pin; connect each of
the other legs (representing the red, green and blue components of the LED) to
any GPIO pins, each with a current limiting resistor in between:
...
### Code
@@ -141,6 +155,9 @@ Generic bi-directional motor.
### Wiring
Attach a Motor Controller Board to your Pi, connect a battery pack to the Motor
Controller Board, and connect each side of the motor to any GPIO pin:
...
### Code