The GNU toolchain is widely used for developing embedded software. But there is lack of proper documentation on how to use the toolchain for embedded firmware development. This tutorial attempts to fill the gap. Read the tutorial online.
This tutorial shows how to create a very simple OpenERP module. A module to add Indian Rupees to the currency list will be taken as an example.
The wave Python module can be used to read and write .WAV files. Unfortunately, the manual is not very clear. Here is a short tutorial on how to use the wave module.