form1.frm

protocol for serial communication in rs485 network device

VERSION 5.00
Object = "{648A5603-2C6E-101B-82B6-000000000014}#1.1#0"; "MSCOMM32.OCX"
Begin VB.Form Form1 
   Caption         =   "Form1"
   ClientHeight    =   7095
   ClientLeft      =   60
   ClientTop       =   450
   ClientWidth     =   7890
   LinkTopic       =   "Form1"
   ScaleHeight     =   7095
   ScaleWidth      =   7890
   StartUpPosition =   3  'Windows Default
   Begin VB.CommandButton Command5 
      Caption         =   "Send"
      Height          =   375
      Left            =   2520
      TabIndex        =   12
      Top             =   3960
      Width           =   735
   End
   Begin VB.ComboBox Combo2 
      Height          =   315
      ItemData        =   "Form1.frx":0000
      Left            =   600
      List            =   "Form1.frx":0010
      Style           =   2  'Dropdown List
      TabIndex        =   11
      Top             =   5160
      Width           =   1215
   End
   Begin VB.TextBox Text6 
      Height          =   3735
      Left            =   2520
      MultiLine       =   -1  'True
      TabIndex        =   10
      Text            =   "Form1.frx":0030
      Top             =   120
      Width           =   735
   End
   Begin VB.TextBox Text5 
      Enabled         =   0   'False
      Height          =   375
      Left            =   2160
      TabIndex        =   9
      Top             =   5040
      Width           =   855
   End
   Begin VB.TextBox Text4 
      Height          =   375
      Left            =   2160
      MaxLength       =   1
      TabIndex        =   8
      Top             =   4560
      Width           =   855
   End
   Begin VB.CommandButton Command4 
      Caption         =   "Open"
      Height          =   375
      Left            =   600
      TabIndex        =   7
      Top             =   5640
      Width           =   1095
   End
   Begin VB.ComboBox Combo1 
      Height          =   315
      ItemData        =   "Form1.frx":0036
      Left            =   600
      List            =   "Form1.frx":0052
      Style           =   2  'Dropdown List
      TabIndex        =   6
      Top             =   4800
      Width           =   1215
   End
   Begin VB.TextBox Text3 
      Height          =   3735
      Left            =   5760
      MultiLine       =   -1  'True
      TabIndex        =   5
      Top             =   120
      Width           =   1935
   End
   Begin VB.CommandButton Command3 
      Caption         =   "Clear"
      Height          =   375
      Left            =   4320
      TabIndex        =   4
      Top             =   3960
      Width           =   1215
   End
   Begin VB.CommandButton Command2 
      Caption         =   "Poll"
      Height          =   375
      Left            =   960
      TabIndex        =   3
      Top             =   3960
      Width           =   735
   End
   Begin VB.CommandButton Command1 
      Caption         =   "Send"
      Height          =   375
      Left            =   120
      TabIndex        =   2
      Top             =   3960
      Width           =   735
   End
   Begin VB.TextBox Text2 
      Height          =   3735
      Left            =   3720
      MultiLine       =   -1  'True
      TabIndex        =   1
      Top             =   120
      Width           =   1935
   End
   Begin VB.TextBox Text1 
      Height          =   3735
      Left            =   120
      MultiLine       =   -1  'True
      TabIndex        =   0
      Text            =   "Form1.frx":0086
      Top             =   120
      Width           =   2295
   End
   Begin MSCommLib.MSComm ClockComm 
      Left            =   2520
      Top             =   5040
      _ExtentX        =   1005
      _ExtentY        =   1005
      _Version        =   393216
      CommPort        =   2
      DTREnable       =   -1  'True
      InBufferSize    =   32500
      RThreshold      =   1
      BaudRate        =   19200
   End
End
Attribute VB_Name = "Form1"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Private Sub ClockComm_OnComm()
Dim Tex As String
    Tex = ClockComm.Input
    If Tex = "" Then Exit Sub
    Text3.Text = Text3.Text + "-" + Str(Asc(Tex))
    Text2.Text = Text2.Text + (Tex)
End Sub

Private Sub Command1_Click()
    ClockComm.Output = Text1.Text + Chr(13)
End Sub

Private Sub Command2_Click()
    ClockComm.Output = Chr(1) + Chr(3)
End Sub

Private Sub Command3_Click()
    Text3.Text = ""
    Text2.Text = ""
End Sub

Private Sub Command4_Click()
    Call Update_ComPort(ClockComm, Combo1.ListIndex + 1, Combo2.Text)
End Sub

Private Sub Command5_Click()
  ClockComm.Output = Text6.Text
End Sub

Private Sub Form_Load()
    Combo1.ListIndex = 0
    Combo1.ListIndex = 1
    Call Update_ComPort(ClockComm, 1, "19200")
End Sub

Private Sub Text4_KeyDown(KeyCode As Integer, Shift As Integer)
    Text5.Text = Str(KeyCode)
End Sub