停水自动关闭水阀

1、停水自动关闭水阀v 设计者：韩艳山 黄建国 刘猛v 所属系别：电子通信工程系所用元件介绍v水用电磁阀v电子压力开关（液体压力传感器）v单片机（51系列C8051f330） 工作过程（开水及停水时）开水按键按下水用电磁阀导通 出水压力开关检测到停水信号水用电磁阀关断因水用电磁阀关断无水流出停水时 停 水来水时绿灯亮红灯闪烁工作过程（手动关水）关水按键按下水用电磁阀关闭 停 水红灯亮电源电路IN1GND2OUT3LM7805GND1VIN3OUT2AS1117C4104C5104C6104+5V+3.3V+8VC1100uC247uC347u信号采集及电平转换+12V+5VR047KC747uR1

2、200R220KQ08550+3.3VSamp+1-2+3-4INOUTPT5035电子压力开关单片机主控电路P0.3/XTAL21P0.2/XTAL12P0.1/IDA03P0.04GND5VCC6RST/C2CK7P2.0/C 2D8P1.79P1.610P1.511P1.412P1.313P1.214P1.115P1.016P0.717P0.618RSD/P0.519TXD/P0.420C8051F330D+3.3VD1绿 色D2红 色S1开水RSTC2D12MC922PC1022PR74.7KR6200R8200+3.3VS1关水R94.7K+3.3V+3.3V+3.3VSampOUT

3、执行电路U1TLP521Q1IR F540R10470R117.5KR12500K+5V+1-2水 用 电 磁 阀P1D01N4007+12VOUT逻辑地与功率地区分单片机JTAG仿真电路C8104R51KR41K12345678910JTAG+3.3VRSTC2DR31K系统程序v#include C8051F330.hv#define uchar unsigned charv#define uint unsigned intvsbit Green_LED=P16;vsbit Red_LED=P15;vsbit Turn_On_KEY=P17;vsbit Turn_Off_KEY=P14;v

4、sbit Water_OUT=P13;vvoid PCA_Init()vv PCA0MD &= 0 x40;v PCA0MD = 0 x00;vvvoid Port_IO_Init()vv v P0MDIN = 0 xF3;v P1MDOUT = 0 x61;v P0SKIP = 0 x8C;v XBR1 = 0 x40;v vvoid Oscillator_Init()vv int i = 0;v OSCXCN = 0 x77;v for (i = 0; i 3000; i+); v while (OSCXCN & 0 x80) = 0);v CLKSEL = 0 x01;v

5、 OSCICN = 0 x00;vvvoid Interrupts_Init()vv IE = 0 x81;v IT01CF = 0 x07;vvvoid Init_Device(void)vv PCA_Init();v Port_IO_Init();v Oscillator_Init();v Interrupts_Init();vv/* v*name:DelayX1ms()v *Input:Timev *Output:nonev *Describe:Xms延时函数*/vvoid DelayX1ms(uint Time)vv uint i,j;v for(i=0;iTime;i+)v for(

6、j=0;j6000;j+);vv/*v *name:Turn_On_Water()v *Input:nonev *Output:nonev *Descript:通过外部按键控制水的开通v*/vvoid Turn_On_Water(void)vv if(Turn_On_KEY=0)v v DelayX1ms(10);v if(Turn_On_KEY=0)vv Green_LED=0;v Water_OUT=0;vv v v/*v *name:Turn_Off_Water()v *Input:nonev *Output:nonev *Descript:通过外部按键控制水的关闭v*/vvoid Turn_Off_Water(void)vv if(Turn_Off_KEY=0)v v DelayX1ms(10);v if(Turn_Off_KEY=0)vv Red_LED=0;v Water_OUT=1;vv vvvoid Warnning(void) interrupt 0vv Water_OUT=1;v DelayX1ms(10);v Red_LED=0;v DelayX1ms(500);v Red_LED=1;vvvoid main(void)vv Water_OUT=