Automobile intelligent window switch based on LIN bus port
A technology of window switch and bus interface, which is applied in door/window fittings, operating mechanism of wing leaf, construction, etc., can solve the problems of increasing vehicle weight and cost, occupying interior space, and low information transmission efficiency, so as to improve the efficiency of information transmission. Reliability and availability, rapid fault detection, effect of simplified body wiring harness
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[0021] The present invention will be further described in detail below through the specific examples, the following examples are only descriptive, not restrictive, and cannot limit the protection scope of the present invention with this.
[0022] A car intelligent window switch based on LIN bus interface, including switch shell, switch button, built-in circuit board (including the realization of electronic components), the shell and button are the same as the traditional electric switch, the built-in circuit board is the main core technology, and the built-in circuit The board includes a power supply module, a signal acquisition module, a microcontroller module, and a LIN communication module. For a simple block diagram, see figure 1 , to illustrate the relationship between the internal circuit systems of the smart switch module.
[0023] The functions of each module are introduced as follows:
[0024] 1. Power supply module: Provide stable voltage for the whole circuit. LM31...
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