The invention discloses a multifunctional bicycle speed meter. A main control single-chip microcomputer module (3) of the speed meter is connected with a GSM short-message alarm module (1), an RFID identity authentication module (2), a speed measurement module (4), a loudspeaker module (7), a button input module (8), an OLED display module (9), a light safety module (16) and an accelerometer module (17) respectively; a power supply module (20) supplies electricity for all the modules. Control software of the multifunctional bicycle speed meter is written in the main control single-chip microcomputer module (3), and comprises a system anti-theft program, a sound-light control program and a system setting program. The multifunctional bicycle speed meter disclosed by the invention has the characteristics of being easy to operate, high in safety and good in theft prevention, and is suitable for various bicycles.
Multifunctional bicycle speed meter
2015-12-02
Patent
Elektronische Ressource
Englisch
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