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Tom Ball 2016-06-13 14:53:08 -04:00
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@ -15,12 +15,14 @@ It flashes yellow when the system wants to tell the user that something has happ
### Buttons
Buttons A and B are a form of input. When you press a button, it completes an electrical circuit.
The micro:bit can detect either of its two buttons being pressed and un-pressed and be programmed
to act on that or send the information to another device.
The micro:bit can detect either of its two buttons being pressed/released and be programmed
to act on these events.
Button R on the back of the micro:bit is a system button. It has different uses.
When you have downloaded and run your code onto your micro:bit, press Button R to restart and run your program from the beginning.
### USB connection
When you plug in your micro:bit, it should appear as MICROBIT.
If you accidentally hold down the reset button as youre plugging in your micro:bit,
the micro:bit will appear as a MAINTENANCE drive instead of MICROBIT. This is known as maintenance mode.**
@ -43,7 +45,7 @@ This data can be used by the micro:bit in a program or be sent to another device
### Accelerometer
There is a an accelerometer on your micro:bit which detects changes in the micro:bits speed.
There is an accelerometer on your micro:bit which detects changes in the micro:bits speed.
It converts analogue information into digital form that can be used in micro:bit programs.
Output is in milli-g. The device will also detect a small number of standard actions e.g. shake, tilt and free-fall.
@ -63,7 +65,7 @@ and about the error messages you might get [here](/device/error-codes).
### Powering your micro:bit
When your micro:bit is connected to your computer with the micro USB, it doesnt need another power source.
When your micro:bit is connected to your computer with the micro USB, it doesnt need another power source.
When your micro:bit isnt connected to your computer, tablet or mobile, you will need 2 x AAA 1.5 V batteries to power it.
The pins labelled 3V and GND are the power supply pins.
@ -75,7 +77,7 @@ The BBC micro:bit can send an receive data via [serial communication](/device/se
### Bluetooth Low Energy (BLE) Antenna
You will see the label BLE ANNTENA on the back of your micro:bit. It is for a messaging service,
You will see the label BLE ANTENNA on the back of your micro:bit. It is for a messaging service,
so that devices can talk to each other. The micro:bit is a peripheral
device which can talk to a central device like a smart phone or tablet that has Bluetooth Low Energy (BLE).
The micro:bit can send signals and receive signals from a central device so another BLE device can