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and also my life
Viterbi Example
2020-05-01 c signal-processing
Here we go! In this post I’m going to go through how Viterbi Decoders work. There is a lot to cover since we need to touch on Convolutional ... Read More
I/O Multiplexing in Unix
2020-04-26 unix c
In Unix a process performs I/O on a single file descriptor at a time. When we talk about I/O on a file think read() and write() calls which are ... Read More
SSD1306 Display Module to Raspberry Pi Wiring
2020-04-22 c hardware
I recently bought a DIY Display Module using the SSD1306 Driver from Alibaba AliExpress. In this post we discuss the physical wiring from the display ... Read More
A CLI Tool to Recommend Text
2020-04-14 c convolution
Computers are fast at comparing one string to another, however, when we need to find which string is closest to other strings things become more ... Read More
The Stack of Frames in C with ARM Assembly Example
2020-04-03 c arm
Function calls in the C programming language make heavy use of the stack. When functions are called, they create a so-called stack of frames. This ... Read More
Converting C Conditionals to ARM Assembly
2020-03-27 c assembly arm
In this post we can explore how to the gcc compiler converts to C to ARM assembly language. We’ll specifically look at conditional logic. ... Read More
Delay Lines in C
2020-03-23 c signal-processing
There are many scenarios where a delay line is needed in signal processing. Scenarios ranging from Digital Filters, Convolution, Reverberation, Echo ... Read More
UART Between Raspberry Pi and Arduino
2020-03-18 c hardware arduino raspberry-pi
Using a 2-wire serial connection we can communicate from a Rapsberry Pi (RPi) to an Arduino. For the Rasperry Pi we’ll use the built in UART ... Read More
Daemon Example in C
2020-03-05 c unix
Daemons are long running processes that run in the background with no controlling terminal - tty. Use cases for daemons are when the program needs to ... Read More
Unix UDP Example in C
2020-02-27 c networking sockets
In this post we’ll create an example client and server that communicate over UDP in C using Unix as the Operating System. UDP is a ... Read More