Make it easy!: raspberry

How to make cool case for Raspberry Pi, look at this picture, you will not get disappointed

DIY Raspberry pi case

Install opencv Raspberry pi

Remote desktop is useful when Raspberry can be in normal operation when NO monitor, keyboard, mouse connected to.
Of course a laptop or PC is needed to connect to Raspberry. High speed of laptop/PC will help us to search on web faster than using in Raspberry.
Using Teamviewer is a good way for remote desktop

Raspberry remote desktop

Normally, our home will have light switch for light bulb as following.

IoT light switch

Installation command:

apt-get install qmake-qt4
apt-get install qtcreator

After installation, open Qt Creator from Menu:

Raspberry pi - qt creator install

Raspberry pi - heatsink install

For project with mobility, Raspberry Pi of-course needs an Battery to live it. How to calculate battery capacity? How long the battery can last?

Nowadays, phone power bank is popular with various type. In additional, it feeds 5VDC via USB port which is suitable for Raspberry port, also it includes charger which easily charge when battery is run out. So, using phone power bank is a good choice for Raspberry board.

Raspberry Pi - battery calculation

This tutorial will guide making a Raspberry B+ case from Paper

Raspberry pi b+ paper case

Raspberry pi - Remote control camera

Raspberry Pi is one of most popular single-board computers are used by student, researcher, DIY hobbyist since it has been released from 2012.

There are several models of Raspberry Pi which is summarized in below tables. Because of reasons: small size, low price, easy for program (linux environment), GPIO support, Internet communication, monitor or touch screen connection, Raspberry Pi has been chosen for DIY project, or just low cost entertainment.

Let's see what Raspberry can support for a project:

(1) GPIO: Those digital input/output can be easily accessed which helps to control (e.g) LEDs, Motors, ...

Raspberry pi - product comparison

Even though Raspberry website already mention about this way, this article will summarize in steps:

Step 1. Download Operating system NOOBS (Link here) -> then unzip the file
Step 2. Prepare a mini SD card (at least 4GB)
Step 3. Download "SD Card Formatter" (Link here) -> install on Window
Step 4. Put mini SD card to Window through card reader -> Use "SD Card Formatter" to format the card with following setting
Note: be careful with SD card drive letter, if choosing wrong, it may destroy other HDD

Install operating system on raspberry pi

At remote Desktop (Ubuntu for instance), type command:
sftp pi@192.168.1.71
Note: address 192.168.1.71 is Raspberry IP address

Raspberry pi - How to sftp

This guidance is from Raspberry Document (LINK HERE) but with some adjusting

Remote desktop for Raspberry Pi

This project will make remote car control which can view camera attached on car.

Raspberry pi remote control car camera

This project will show how to control Raspberry GPIO from Phone.

Local web server is using for php page, which receives command from Web Browser (or from Phone Apps), then control GPIO.

Raspberry GPIO control from Phone