Commit 7a9605a2 authored by Lila Fisch's avatar Lila Fisch
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add led blink tutorial

parent c5570f02
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......@@ -12,6 +12,7 @@ You need:
<!-- usb-A to usb-C and usb-C to usb-C photo would be helpful here -->
- an application for opening a serial connection, e.g. screen (installation via command line:`apt install screen`) or picocom (installation via command line: `apt install picocom`)
### Getting to the interactive python command line
Switch on your card10.
If your card10 display shows the text _USB activated._ your card10 is in the _USB storage_ mode, which is the wrong mode for the interactive pythong command line. A brief press on the _power_ button will exit the _USB storage_ mode.
<!-- a picture here, indicating the right button would be nice -->
......@@ -22,10 +23,29 @@ You can find out what it is called on your machine by comparing the output of `l
Depending on which tool you chose, you can open the interactive python command line
- using screen: `screen /dev/ttyACM0 115200`
- using picocom: `picocom -b 115200 /dev/ttyACM0`
You might need to add "sudo" in front of the commands.
If you don't see a line starting with _>>>_, try pressing _Ctrl+C_.
<div class="p-notification--information">
<p class="p-notification__response">
<span class="p-notification__status">Note:</span>The first line gives you the version of your firmware, e.g. "MicroPython v1.11-37-g62f004ba4 on 2019-08-17; card10 with max32666".
Once you have a line starting with _>>>_, you are ready to start programming in python!
### Making an LED blink
There are some neat python functions prepared for making the leds blink. Let's import the library containing these functions by typing:
```import leds```
Next, we light up one of the r0kets by typing:
```leds.set_rocket(0, 100)```
The first number entered is the index for selecting the r0ket LED. You can choose between 0 and 2.
## Using card10 in USB storage mode
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