more sewable led content

en/tutorials/sewable_leds.md

@@ -17,7 +17,7 @@ After finding the correct alignment of the LED, tin one of the solder pads on th
 bit tricky, don't hesitate to ask for help/advice.
 
 ## Connecting LEDs to the card10
-You need to make three connections from the card10 to the LED. Before you start sewing, check that the PCB is aligned so none of the sewn connections cross:
+You need to make three connections from the card10 to the LED. Before you start sewing, check that the LED PCB is well aligned to the card10, so none of the sewn connections cross:
 [![labeled card10 pins](/media/led_sewing/labeled_card10_pins.jpg)](/media/led_sewing/labeled_card10_pins.jpg)
 
 Not all 6 sewable connections are used (see below), so you can use non-conductive thread to attach the LED board with the unused sewable corners.
@@ -49,7 +49,7 @@ The card10 firmware has support for the type of LED which the LilyPad Pixel Boar
 ### Quick start
 
  - Connect your card10 via USB
- - Open a serial console to your card10 (see ... for details)
+ - Open a serial console to your card10 (see [First Interhacktions](/en/firstinterhacktions/) for details)
  - Press Ctrl+C to stop the current application
  - Type the following code (replacing `gpio.WRISTBAND_1` with the pin you are using:
 
@@ -67,7 +67,7 @@ Your LED should light up yellow now :)
 
 
 ### Sample application
-This example queries the state of the lower right button and turns multiple RGB LEDs on when it is pressed:
+This example queries the state of the lower right button and turns multiple RGB LEDs on when the button is pressed:
 
 An example which connects the accelerometer with multiple RGB LEDs. They start lighting up when the card10 is moved: