发布网友 发布时间:2022-05-01 12:51
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热心网友 时间:2023-10-13 08:56
The design of the tax control Taximeter system software and hardware design were carried out a detailed analysis of the processes and code Notes, and the two were part of the realization of the corresponding Exploration Institute. The system chosen 51 89 C51 microcontroller to achieve a functional control. System software on the main E2PROM to read and write 24 C02, the clock read and write DS1320 clock chip, the digital drive MAX7219, VMP01 PULS computer printer software tools, the voice broadcast IDS2950 voice mole and Hall sensor processing mole and software design also involves the Priced fare adjustment, clock correction, fare and tax treatment. So that the meter is time, mileage and consumption rates, adjustments, the voice prompts, notes and tax control of the print function of the realization.