Abstract
As new rural roads' construction program are being completed in China, the number of traffic accidents that occur on rural roads has increased steadily in recent years. With certain dangerous road sections having a high incidence of accidents, which has become a point that cannot be ignored in the process of rural construction. This paper designs a set of STM32 microcontroller as the core, combined with a variety of sensors and road control facilities of the dangerous road warning system and practical application in rural areas with prominent traffic safety problems, the results show that the designed early warning system can effectively reduce the probability of traffic accidents on dangerous roads.
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