Thus far our discussions have extended mostly to the data acquisition side of a control system. In particular, how to sample data from a sensor. There is also one crucial…
Read moreUART Communication from Linux Userspace
1.0 Introduction Oftentimes sensors used in embedded systems, have as a method of communication a UART interface to send and receive data to/from the sensor. There are several advantages and…
Read moreLinux Userspace vs Kernel Space
1.0 Introduction I would like to take some time in this post to talk a little bit about the differences between userspace and kernel space. We have thrown the term…
Read moreI2C Communication from Linux Userspace – Part II
0.0 Introduction In the last post on I2C communication, we investigated using the lm-sensors package to probe for an I2C device we connected on the Pandaboard (PB). In this post,…
Read moreI2C Communication from Linux Userspace – Part I
0.0 Introduction Since gathering data from sensors is a crucial component of any control system, a fitting place to get started is getting sensors connected to an embedded device like…
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