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docs(MP): add daemon introduction

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2026-06-06 22:29:13 +02:00
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@@ -98,6 +98,9 @@ It uses some callbacks for every actions in the module:
We seperates the setter and the getter of the period to avoid some issue. Because if we set a wrong value or in automatic mode, the value would be wrong for getting it. In the way we did it, the read value will be the current. We seperates the setter and the getter of the period to avoid some issue. Because if we set a wrong value or in automatic mode, the value would be wrong for getting it. In the way we did it, the read value will be the current.
== Daemon == Daemon
The deamon has the core in `app`. It handles the `sysfs` functions needed by the different features. It provides them for the OLED screen, buttons, LEDS and @ipc server.
=== gpio === gpio
We develop the gpio part as near as possible with a pseudo class for the led and a pseudo class for the button. The led class is quite simple and help to have a good understanding of this principle. As shown in @fig:led-class-header, we create a structure for the led. A `LED_init` function is used to create a LED object by returning a pointer to this structure. Function to this class start with the same prefix `LED_` and take a pointer to the structure as parameter. We develop the gpio part as near as possible with a pseudo class for the led and a pseudo class for the button. The led class is quite simple and help to have a good understanding of this principle. As shown in @fig:led-class-header, we create a structure for the led. A `LED_init` function is used to create a LED object by returning a pointer to this structure. Function to this class start with the same prefix `LED_` and take a pointer to the structure as parameter.