frmsys.frm

手机短心控制接收发射程序,通过串口与手机连接,

VERSION 5.00
Begin VB.Form frmSys 
   BorderStyle     =   1  'Fixed Single
   Caption         =   "系统设置"
   ClientHeight    =   1395
   ClientLeft      =   45
   ClientTop       =   330
   ClientWidth     =   3675
   Icon            =   "frmSys.frx":0000
   LinkTopic       =   "Form1"
   MaxButton       =   0   'False
   MinButton       =   0   'False
   ScaleHeight     =   1395
   ScaleWidth      =   3675
   StartUpPosition =   2  '屏幕中心
   Begin VB.CommandButton Command1 
      Caption         =   "确定(&O)"
      Height          =   495
      Left            =   2160
      TabIndex        =   2
      Top             =   480
      Width           =   1215
   End
   Begin VB.Frame Frame1 
      Caption         =   "串口连接设置"
      Height          =   855
      Left            =   120
      TabIndex        =   0
      Top             =   240
      Width           =   1695
      Begin VB.ComboBox cboCom 
         Height          =   300
         Left            =   240
         TabIndex        =   1
         Text            =   "COM4"
         Top             =   360
         Width           =   1215
      End
   End
End
Attribute VB_Name = "frmSys"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Option Explicit
'Dim comId As Integer
Dim oldCOmID As Integer

Private Sub cboCom_Click()
Dim comId As Integer
On Error GoTo Err1
    If Me.cboCom.ListIndex <> -1 Then
        comId = Me.cboCom.ListIndex
    End If
    comPId = comId + 1
    Exit Sub
Err1:
    MsgBox "错误:" & vbCr & Err.Description, 16, "提示"
End Sub

Private Sub Command1_Click()
On Error GoTo Err1
    oldCOmID = frmMain.MSComm1.CommPort
    If frmMain.MSComm1.PortOpen = True Then frmMain.MSComm1.PortOpen = False
    frmMain.MSComm1.CommPort = comPId 'comId + 1
    'comPId = comId + 1
    frmMain.MSComm1.PortOpen = True
    'Open App.Path & "\Setup.dat" For Binary As #1
    '    Put #1, 1, comPId 'comId + 1
    'Close #1
    SaveSetting App.EXEName, "设置", "串口", comPId
    Unload Me
    Exit Sub
Err1:
    MsgBox "错误:" & vbCr & Err.Description, 16, "提示"
    frmMain.MSComm1.CommPort = oldCOmID
    Me.cboCom.ListIndex = oldCOmID - 1
End Sub

Private Sub Form_Load()
On Error Resume Next
    Dim i As Integer
    For i = 1 To 9
        Me.cboCom.AddItem "COM" & i
    Next i
    cboCom.Text = "COM" & comPId
End Sub