While the Raspberry Pi has very good support for an I2C bus, a lot of very cool chips – including the in system programmer for just about every ATtiny and ATmega microcontroller – use an SPI bus.

Using guidance contained within the Bluetooth for Linux Developer’s Study Guide, I have assembled a customized Python BLE central device script that you can use as a basis to create your own version ...

If you want to develop a program on Arduino with Raspberry Pi, then this tutorial has all the steps you need to take for it, in detail.