| The effect of coffee is to digest, refresh and diuretic, gradually became a daily beverage in people’s lives. The traditional instruments of making coffee syphon and Maka Pot gradually developed to electric coffee machine now. The brewing process of coffee appeared diversification, capsule coffee brewed overturns traditional brewed coffee bean flour, just one operation can be completed brewed coffee. Family and offices in Europe and the United States has been applied. The diversification development trend of the coffee machine, commercial coffee market is growing but sells not cheap, because the technology of brewed coffee is more complex need to pay high cost in control system and brewing device, coffee beans machine manufacturing is tedious, indirect raised the coffee machine products costs.Therefore, in order to meet the market demand of capsule coffee, a commercial capsule coffee machine control system which uses STC12C5A60S2 as its core is designed from the angle of reducing costs in this topic. The whole capsule coffee machine is mainly composed of water tank supply system, coffee brewing system and boiler heating system, can meet the needs of the user brewed coffee. In hardware, it is designed the circuit of clock, memory, key/display, water detection, water flow detection, motor control, electrical isolation circuit, power supply module, as well as a more friendly human-machine interface convenient for the user’s operation. In software, the commercial capsule coffee machine’s working program, such as technology and the management of abnormal states and so on, is written with C language, which makes commercial capsule coffee machines have a coffee brewing, steam, hot water, warm cup, practical functions such as automatic filling. In addition, this topic designs the control system has a prominent characteristics of the machine increased the GSM communication module, the user can buy coffee capsule to obtain access to the machine. Terminal can obtain the number of brewed coffee machine by means of SMS, parameters such as washing time. So it is in time to provide coffee capsule or for recycling machine.Complete commercial capsule coffee machine control system hardware and software design, after the assembly, performance test of the prototype design of commercial capsule coffee machine can meet the needs of the coffee market. This topic design of commercial capsule coffee machine brewed coffee contains rich oil, taste delicious, silky smooth. The commercial coffee machine has low cost, convenient, complete function, easy operation characteristics. |
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