基于DELPHI开发的甲醛测试仪，上位机程序。配合常见的英国DART传感器，协议长9字节。通过串口发送。
delphi程序源码:
- unit Unit2;
- interface
- uses
- Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
- Dialogs, CPortCtl, CPort, StdCtrls;
- type
- TForm2 = class(TForm)
- GroupBox1: TGroupBox;
- GroupBox2: TGroupBox;
- GroupBox3: TGroupBox;
- Label2: TLabel;
- Label8: TLabel;
- Button1: TButton;
- Button2: TButton;
- Memo1: TMemo;
- ComPort1: TComPort;
- ComLed1: TComLed;
- ComLed2: TComLed;
- Label13: TLabel;
- Label14: TLabel;
- ComDataPacket1: TComDataPacket;
- procedure Button1Click(Sender: TObject);
- procedure Button2Click(Sender: TObject);
- procedure FormCreate(Sender: TObject);
- procedure ComPort1AfterOpen(Sender: TObject);
- procedure ComDataPacket1Packet(Sender: TObject; const Str: string);
- private
- { Private declarations }
- public
- { Public declarations }
- end;
- TAir = Record //Start from 0
- CH2O:Integer;//Byte6(High) Byte7(Low)
- End;
- var
- Form2: TForm2;
- i:integer;
- implementation
- {$R *.dfm}
- procedure TForm2.Button1Click(Sender: TObject);
- begin
- ComPort1.ShowSetupDialog;
- end;
- procedure TForm2.Button2Click(Sender: TObject);
- begin
- ComPort1.Open;
- end;
- procedure TForm2.ComDataPacket1Packet(Sender: TObject; const Str: string);
- var
- value:TAir;
- s:string;
- j:integer;
- begin
- Value.CH2O:=ord(Str[5])shl 8+ ord(Str[6]);
- //Label7.Caption:=IntToStr(Value.PM1CF);
- Label8.Caption:=IntToStr(Value.CH2O);
- // Label9.Caption:=IntToStr(Value.PM10CF);
- // Memo1.Lines.Add('Received No. '+IntToStr(i)+' packages');
- // s:='';
- //for j := 1 to 9 do //20- sizeof('FF')
- // s:=s+'['+IntToStr(ord(Str[j]))+']';
- //Memo1.Lines.Add(s);
- //inc(i);
- end;
- procedure TForm2.ComPort1AfterOpen(Sender: TObject);
- begin
- memo1.Lines.Add('opedn');
- end;
- procedure TForm2.FormCreate(Sender: TObject);
- begin
- i:=0;
- end;
- end.
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甲醛测试仪 制作源程序.rar
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