The beverage temperature controller circuit of fast heating and cooling

Published:2011/6/9 21:56:00 Author:qqtang | Keyword: beverage temperature controller, fast heating and cooling | From:SeekIC

The hardware of the temperature control system consists of temperature measuring and A/D switch circuit, signal test and process circuit, key scanning and displaying circuit, control output circuit and power supply circuit and so on. The circuit is shown in the figure.(1) signal test and process circuit: the core of the temperature controller is the high quality-price ratio 8-bit micro-controller AT89C2051, which is used to complete the data measuring and processing, so that it can fulfill the measure and control function of the beverage temperature.(2) temperature measuring and A/D switch circuit



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