I just got my Pi 2 yesterday, very excited! The package looks better than before,eventually! There is a better quick start guide provided. Pi 2: TOP VIEW AND BACK VIEW Pi 2 Vs Pi: I download RASPBIAN OS(Version:January 2015), and write into the SD card. Time for Boot up to desktop: 24 seconds I install […]Read More Raspberry Pi 2 came eventually!
Sometimes, we need to start a program when pi boot up, there are several ways to achieve it, I introduce two ways to configure it. First way:Create a .desktop file 1.Create autostart folder $ cd /home/pi/.config $ mkdir autostart $ cd autostart 2.Write desktop file $ sudo nano programname.desktop A new window will open, type […]Read More How to AutoStart a program in Raspberry Pi or Linux?
In order to use the dedicated UART pins on the raspberry pi, first they have to be removed from their default application which is debugging. To do this,we need to edit “/boot/cmdline.txt” and “/etc/inittab“. You can backup this files if you want to return to the default configuration: $ sudo cp /boot/cmdline.txt /boot/cmdline.bak $ sudo […]Read More How to use UART on Raspberry Pi
I have done the single color detection using OpenCV, it only can track one color at the same time. In competition our robot need to track many colors, so I need to design another method for this real-time system. For example, if we want to track 3 colors, we can detect three colors using three […]Read More Multiple-Color Detection using OpenCV