The Raspberry pi is a single board compute developed in UK by the Raspberry pi foundation. Mostly the Raspberry pi is used in the mobile phone and there is a huge increase in the mobile technologies. Mobile phone were using the ARM technology. Raspberry pi is a IOT device every internet project easy to make by Raspberry Pi. The raspberry Pi board is a credit card sized computer and plugs into the TV and a keyboard. Small computer used in the electronic project, desktop PC etc. In electronic project the Raspberry Pi is used I the place of the 8051 microcontroller family