Home/Tag: M2M

Say it with a CAN Bus and a Raspberry Pi

By |2018-09-04T10:01:46+02:0031/08/2017|Categories: Coding, Education|Tags: , , |

Introduction A minimal Modis Lock system consists of a Host Controller that houses a Raspberry Pi Compute Module 3 and a Reader unit with an ARM microcontroller.  The Host Controller is the ‘brain’ of digital access control and the reader unit receives remote inputs.  Even though the Host Controller has a powerful quad-core BCM2837 Broadcom [...]

How to interface a Microcontroller with a Raspberry Pi through UART

By |2018-09-04T10:01:56+02:0023/07/2017|Categories: Coding, Education|Tags: , , , , , , |

The main engine of the Modis Lock host module is a Raspberry Pi Compute Module 3.  The CM3 module also uses an ARM core microcontroller to facilitate reliable communication with its remote reader modules.     Setting up an interface between a Raspberry Pi and a remote peripheral is pretty straight forward with the [...]