Streaming music to YM2149F

To follow-up on my previous blog post about driving a YM2149F chip with an Arduino, I wrote an Arduino firmware that can be used together with a PC side Python script to send music to the YM2149F. All the code is available in the ym2149-streamer repository on GitHub.

Arduino Firmware ...

more ...

Driving YM2149F sound chip with an Arduino

A few months ago, I had the opportunity to get a Yamaha YM2149F chip. This chip is basically a clone of General Instrument's AY-3-8910, "a 3 voices programmable sound generator" widely used in the 80's in many arcade games and home computers (including the Atari ST and Amstrad ...

more ...

Arduino Hello World without IDE

There is already a number of resources available about programming the Arduino with or without the IDE (I won't discuss here the pros and cons of using it). This aims at being a quick memo for those who already have some knowledge about C programming, and just want the ...

more ...

Inkjet versus laser printer

Contrary to what I found on most websites when googling about comparisons between inkjet and laser printers, the cost per page on high end inkjet printers is lower than that of laser printers.

Moreover, when buying a new printer one has to consider the number of pages that will be ...

more ...

Splitting Swift cluster

At Cloudwatt, we have been operating a near hundred nodes Swift cluster in a unique datacenter for a few years. The decision to split the cluster on two datacenters has been taken recently. The goal is to have at least one replica of each object on each site in order ...

more ...