VB串口调试软件源代码

ID:323859 · 发表于 2018-5-6 23:13

VB串口调试软件的运行界面如下：

源码工程资料包：

vb源程序如下:

VERSION 5.00
Object = "{648A5603-2C6E-101B-82B6-000000000014}#1.1#0"; "mscomm32.ocx"
Object = "{F9043C88-F6F2-101A-A3C9-08002B2F49FB}#1.2#0"; "ComDlg32.OCX"
Begin VB.Form 串口调试软件
BackColor = &H0091CACA&
BorderStyle = 1 'Fixed Single
Caption = "串口调试软件V1.0"
ClientHeight = 6360
ClientLeft = 4020
ClientTop = 3120
ClientWidth = 10815
FillColor = &H0091CACA&
ForeColor = &H0091CACA&
Icon = "串口调试助手.frx":0000
LinkTopic = "Form1"
MaxButton = 0 'False
Picture = "串口调试助手.frx":030A
ScaleHeight = 6360
ScaleWidth = 10815
Begin MSComDlg.CommonDialog CommonDialog1
Left = 8160
Top = 5880
_ExtentX = 847
_ExtentY = 847
_Version = 393216
Filter = "文本文件（*.txt）|*.txt"
End
Begin VB.Timer TmrNowTime
Interval = 1000
Left = 1320
Top = 4320
End
Begin VB.Timer TmrAutoSend
Left = 7680
Top = 5880
End
Begin MSCommLib.MSComm MSComm
Left = 7080
Top = 5760
_ExtentX = 1005
_ExtentY = 1005
_Version = 393216
DTREnable = -1 'True
End
Begin VB.PictureBox Picture1
BackColor = &H00E0E0E0&
Height = 500
Left = 9360
Picture = "串口调试助手.frx":3EEC
ScaleHeight = 435
ScaleWidth = 435
TabIndex = 43
Top = 5850
Width = 500
End
Begin VB.TextBox TxtAutoSendTime
Height = 300
Left = 1320
TabIndex = 41
Text = "1000"
Top = 5730
Width = 660
End
Begin VB.CommandButton CmdAmend
Appearance = 0 'Flat
Caption = "更改"
Height = 300
Left = 1250
TabIndex = 37
Top = 3450
Width = 505
End
Begin VB.CommandButton CmdSaveDisp
Appearance = 0 'Flat
Caption = "保存显示数据"
Height = 300
Left = 30
TabIndex = 36
Top = 3450
Width = 1225
End
Begin VB.CommandButton CmdHelp
Caption = "关于"
Height = 300
Left = 8760
TabIndex = 21
Top = 6050
Width = 505
End
Begin VB.CommandButton CmdQuit
Caption = "关闭程序"
Height = 495
Left = 9900
TabIndex = 20
Top = 5820
Width = 870
End
Begin VB.CommandButton CmdClearCounter
Caption = "计数清零"
Height = 300
Left = 6100
TabIndex = 19
Top = 6080
Width = 865
End
Begin VB.CommandButton CmdSendFile
Caption = "发送文件"
Height = 280
Left = 5580
TabIndex = 18
Top = 5700
Width = 900
End
Begin VB.TextBox TxtSendPath
Alignment = 2 'Center
BackColor = &H0091CACA&
Height = 270
Left = 3800
TabIndex = 17
Text = "还没有选择文件"
Top = 5740
Width = 1700
End
Begin VB.CommandButton CmdSelectFile
Caption = "选择发送文件"
Height = 280
Left = 2520
TabIndex = 16
Top = 5700
Width = 1225
End
Begin VB.TextBox TxtTXCount
Alignment = 2 'Center
BackColor = &H0091CACA&
Height = 270
Left = 4680
TabIndex = 15
Text = "TX:0"
Top = 6080
Width = 1340
End
Begin VB.TextBox TxtRXCount
Alignment = 2 'Center
BackColor = &H0091CACA&
Height = 270
Left = 3340
TabIndex = 14
Text = "RX:0"
Top = 6080
Width = 1350
End
Begin VB.TextBox TxtStatus
Alignment = 2 'Center
BackColor = &H0091CACA&
Height = 270
Left = 260
TabIndex = 13
Top = 6080
Width = 3100
End
Begin VB.CheckBox ChkAutoSend
BackColor = &H0091CACA&
Caption = "Check4"
Height = 255
Left = 30
TabIndex = 12
Top = 5480
Width = 255
End
Begin VB.CheckBox ChkHexSend
BackColor = &H0091CACA&
Caption = "Check3"
Height = 255
Left = 30
TabIndex = 11
Top = 5160
Width = 255
End
Begin VB.CommandButton CmdSend
Caption = "手动发送"
Height = 300
Left = 1590
TabIndex = 10
Top = 5160
Width = 870
End
Begin VB.CommandButton CmdClearSend
Caption = "清空重填"
Height = 300
Left = 100
TabIndex = 9
Top = 4850
Width = 870
End
Begin VB.TextBox TxtSend
Height = 865
Left = 2560
MultiLine = -1 'True
ScrollBars = 2 'Vertical
TabIndex = 8
Top = 4820
Width = 8225
End
Begin VB.TextBox TxtSavePath
BackColor = &H0091CACA&
Height = 270
Left = 60
TabIndex = 7
Text = "C:\COMDATA"
Top = 3760
Width = 1650
End
Begin VB.CheckBox ChkHexReceive
BackColor = &H0091CACA&
Caption = "Check2"
Height = 255
Left = 50
TabIndex = 6
Top = 3100
Width = 255
End
Begin VB.CheckBox ChkAutoClear
BackColor = &H0091CACA&
Caption = "Check1"
Height = 255
Left = 50
TabIndex = 5
Top = 2850
Width = 255
End
Begin VB.CommandButton CmdStopdisp
Caption = "停止显示"
Height = 310
Left = 30
TabIndex = 4
Top = 2520
Width = 1050
End
Begin VB.CommandButton CmdClearReceive
Caption = "清空接收区"
Height = 310
Left = 30
TabIndex = 3
Top = 2190
Width = 1050
End
Begin VB.Frame Frame1
BackColor = &H0091CACA&
Height = 2200
Left = 0
TabIndex = 2
Top = -100
Width = 1650
Begin VB.ComboBox CboStopbit
Height = 300
ItemData = "串口调试助手.frx":7ACE
Left = 750
List = "串口调试助手.frx":7ADB
TabIndex = 26
Text = "1"
Top = 1300
Width = 800
End
Begin VB.ComboBox CboDatabit
Height = 300
ItemData = "串口调试助手.frx":7AEA
Left = 750
List = "串口调试助手.frx":7AFA
TabIndex = 25
Text = "8"
Top = 1000
Width = 800
End
Begin VB.ComboBox CboParitybit
Height = 300
ItemData = "串口调试助手.frx":7B0A
Left = 750
List = "串口调试助手.frx":7B1D
TabIndex = 24
Text = "NONE"
Top = 700
Width = 800
End
Begin VB.ComboBox CboBaudrate
Height = 300
ItemData = "串口调试助手.frx":7B3F
Left = 750
List = "串口调试助手.frx":7B6A
TabIndex = 23
Text = "9600"
Top = 400
Width = 800
End
Begin VB.ComboBox CboCom
Height = 300
ItemData = "串口调试助手.frx":7BC3
Left = 750
List = "串口调试助手.frx":7BF4
TabIndex = 22
Text = "COM1"
Top = 111
Width = 800
End
Begin VB.CommandButton CmdSwitch
Caption = "关闭串口"
Height = 440
Left = 720
TabIndex = 1
Top = 1740
Width = 870
End
Begin VB.Image ImgSwitchOn
Appearance = 0 'Flat
Height = 420
Left = 120
Picture = "串口调试助手.frx":7C58
Top = 1680
Width = 450
End
Begin VB.Image ImgSwitchOff
Height = 420
Left = 120
Picture = "串口调试助手.frx":B6F5
Top = 1680
Width = 450
End
Begin VB.Label Label8
Alignment = 2 'Center
BackColor = &H0091CACA&
Caption = "停止位"
Height = 255
Left = 50
TabIndex = 33
Top = 1400
Width = 600
End
Begin VB.Label Label7
Alignment = 2 'Center
BackColor = &H0091CACA&
Caption = "数据位"
Height = 255
Left = 50
TabIndex = 32
Top = 1080
Width = 600
End
Begin VB.Label Label6
Alignment = 2 'Center
BackColor = &H0091CACA&
Caption = "校验位"
Height = 255
Left = 50
TabIndex = 31
Top = 760
Width = 600
End
Begin VB.Label Label5
Alignment = 2 'Center
BackColor = &H0091CACA&
Caption = "波特率"
Height = 255
Left = 50
TabIndex = 30
Top = 470
Width = 600
End
Begin VB.Label Label4
Alignment = 2 'Center
BackColor = &H0091CACA&
Caption = "串口"
Height = 255
Left = 50
TabIndex = 29
Top = 160
Width = 600
End
End
Begin VB.TextBox TxtReceive
Height = 4750
Left = 1800
MultiLine = -1 'True
ScrollBars = 2 'Vertical
TabIndex = 0
Top = 6
Width = 8990
End
Begin VB.Label LblWeb
BackColor = &H0091CACA&
Caption = "WEB"
ForeColor = &H008A7839&
Height = 220
Left = 8880
MouseIcon = "串口调试助手.frx":EE3B
TabIndex = 46
Top = 5760
Width = 300
End
Begin VB.Label LblNewDate
Alignment = 2 'Center
BackColor = &H0091CACA&
Caption = "显示日前"
Height = 255
Left = 240
TabIndex = 45
Top = 4440
Width = 1215
End
Begin VB.Label LblNowTime
Alignment = 2 'Center
BackColor = &H0091CACA&
Caption = "当前时间"
ForeColor = &H00000000&
Height = 195
Left = 240
TabIndex = 44
Top = 4200
Width = 1215
End
Begin VB.Label Label14
BackColor = &H0091CACA&
Caption = "毫秒"
Height = 255
Left = 2000
TabIndex = 42
Top = 5760
Width = 450
End
Begin VB.Label LblArtoSendCyc
BackColor = &H0091CACA&
Caption = "自动发送周期："
Height = 200
Left = 60
TabIndex = 40
Top = 5760
Width = 1270
End
Begin VB.Label LblAutoSend
Alignment = 2 'Center
BackColor = &H0091CACA&
Caption = "自动发送(周期改变后重选)"
Height = 200
Left = 240
TabIndex = 39
Top = 5510
Width = 2215
End
Begin VB.Label Label11
Alignment = 2 'Center
BackColor = &H0091CACA&
Caption = "十六进制发送"
Height = 200
Left = 240
TabIndex = 38
Top = 5200
Width = 1200
End
Begin VB.Label Label10
BackColor = &H0091CACA&
Caption = "十六进制显示"
Height = 200
Left = 330
TabIndex = 35
Top = 3140
Width = 1200
End
Begin VB.Label LblArtoclear
BackColor = &H0091CACA&
Caption = "自动清空"
Height = 200
Left = 330
TabIndex = 34
Top = 2870
Width = 800
End
Begin VB.Label LblSend
BackColor = &H0091CACA&
BorderStyle = 1 'Fixed Single
Caption = "发送的字符/数据"
Height = 270
Left = 1100
TabIndex = 28
Top = 4850
Width = 1420
End
Begin VB.Label LblReceive
BackColor = &H0091CACA&
BorderStyle = 1 'Fixed Single
Caption = "接收区"
Height = 255
Left = 1130
TabIndex = 27
Top = 2180
Width = 595
End
End
Attribute VB_Name = "串口调试软件"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
'=====================================================================================
' 变量定义
'=====================================================================================
Option Explicit ' 强制显式声明
Dim ComSwitch As Boolean ' 串口开关状态判断
Dim FileData As String ' 要发送的文件暂存
Dim SendCount As Long ' 发送数据字节计数器
Dim ReceiveCount As Long ' 接收数据字节计数器
Dim InputSignal As String ' 接收缓冲暂存
Dim OutputSignal As String ' 发送数据暂存
Dim DisplaySwitch As Boolean ' 显示开关
Dim ModeSend As Boolean ' 发送方式判断
Dim Savetime As Single ' 时间数据暂存延时用
Dim SaveTextPath As String ' 保存文本路径
' 网页超链接申明
Private Declare Function ShellExecute Lib "shell32.dll" Alias "ShellExecuteA" (ByVal hwnd As Long, ByVal lpOperation As String, ByVal lpFile As String, ByVal lpParameters As String, ByVal lpDirectory As String, ByVal nShowCmd As Long) As Long
'====================================================================================
' 自动发送选择
'=====================================================================================
Private Sub ChkAutoSend_Click()
On Error GoTo Err
If ChkAutoSend.Value = 1 Then ' 如果有效则，自动发送
If MSComm.PortOpen = True Then ' 串口状态判断
TmrAutoSend.Interval = Val(TxtAutoSendTime) ' 设置自动发送时间
TmrAutoSend.Enabled = True ' 打开自动发送定时器
Else
ChkAutoSend.Value = 0 ' 串口没有打开去掉自动发送
MsgBox "串口没有打开，请打开串口", 48, "串口调试助手" ' 如果串口没有被打开，提示打开串口
End If
ElseIf ChkAutoSend.Value = 0 Then ' 如果无效，不发送
TmrAutoSend.Enabled = False ' 关闭自动发送定时器
End If
Err:
End Sub
'=====================================================================================
' 超链接我的博客
'=====================================================================================
Private Sub LblWeb_Click() ' 单击打开网站
ShellExecute Me.hwnd, "open", "http://blog.163.com/zhaojun_xf/", "", "", 5 ' 要打开的网站
End Sub
' 鼠标移入 WEB 区
Private Sub LblWeb_MouseMove(Button As Integer, Shift As Integer, X As Single, Y As Single)
LblWeb.ForeColor = &H8A7839 ' 鼠标移入WEB时的颜色
LblWeb.MousePointer = 99 ' 鼠标移入WEB时的鼠标的现状 ,小手型
'LblWeb.MouseIcon = LoadPicture("f:\我的VB\串口调试软件\图片\mouse.cur") ' 鼠标形状图片
End Sub
' 鼠标移出 WEB 区
Private Sub Form_MouseMove(Button As Integer, Shift As Integer, X As Single, Y As Single)
LblWeb.ForeColor = vbBlue ' 鼠标移出WEB时的颜色
Me.MousePointer = vbDefault ' 鼠标移出WEB时的鼠标的现状即Me.MousePointer = 0
End Sub
'=====================================================================================
' 自动发送定时器
'=====================================================================================
Private Sub TmrAutoSend_Timer() ' 定时器
On Error GoTo Err
If TxtSend.Text = "" Then ' 判断发送数据是否为空
ChkAutoSend.Value = 0 ' 关闭自动发送
MsgBox "发送数据不能为空", 16, "串口调试助手" ' 发送数据为空则提示
Else
If ChkHexSend.Value = 1 Then ' 发送方式判断
MSComm.InputMode = comInputModeBinary ' 二进制发送
Call hexSend ' 发送十六进制数据
Else ' 按十六进制接收文本方式发送的数据时，文本也要按二进制发送发送
If ChkHexReceive.Value = 1 Then
MSComm.InputMode = comInputModeBinary ' 二进制发送
Else
MSComm.InputMode = comInputModeText ' 文本发送
End If
MSComm.Output = Trim(TxtSend.Text) ' 发送数据
ModeSend = False ' 设置文本发送方式
End If
End If
Err:
End Sub
'=====================================================================================
' 窗体载入
'=====================================================================================
Private Sub Form_Load() ' 载入窗体
On Error GoTo Err
LblWeb.FontUnderline = True ' WEB上加下划线
LblWeb.ForeColor = vbBlue ' 蓝色显示WEB
TxtSend.Text = "http://www.newxing.com/" ' 载入发送信息
If MSComm.PortOpen = True Then MSComm.PortOpen = False ' 先判断串口是否打开，如果打开则先关闭
' 初始化串口
Call Comm_initial(Val(Mid(CboCom.Text, 4, 1)), CboBaudrate.Text, Left(CboParitybit.Text, 1), CboDatabit.Text, CboStopbit.Text)
Err:
End Sub
'=====================================================================================
' 保存接收文本
'=====================================================================================
Private Sub CmdSaveDisp_Click() ' 保存显示数据
On Error GoTo Err ' 错误处理
SaveTextPath = TxtSavePath ' 路径暂存
Open TxtSavePath & "\1.txt" For Output As #1 ' 打开文件
' 不存在的话会创建文件,如已存在会覆盖
' output 改为append 为追加
' 改为input 则只读
Print #1, Year(Date) & "年" & Month(Date) & "月" & Day(Date) & _
"日" & Hour(Time) & "时" & Minute(Time) & "分" & Second(Time) & _
"秒" & vbCrLf & TxtReceive.Text + vbCrLf ' 把接收区的文本保存文本前加上保存时间（0000年00月00日00时00分00秒）
' vbcrlf 为回车换行
Close #1 ' 关闭文件
TxtSavePath = "OK,1.txt Save" ' 提示保存成功
CmdSaveDisp.Enabled = False
Savetime = Timer ' 记下开始的时间
While Timer < Savetime + 5 ' 循环等待 5 - 要延时的时间
DoEvents ' 转让控制权，以便让操作系统处理其它的事件。
Wend
TxtSavePath = SaveTextPath ' 显示保存路径
CmdSaveDisp.Enabled = True
Err:
End Sub
'=====================================================================================
' 停止显示
'=====================================================================================
Private Sub CmdStopdisp_Click()
On Error GoTo Err
If DisplaySwitch = False Then
DisplaySwitch = True ' 关闭显示
CmdStopdisp.Caption = "继续显示"
Else
DisplaySwitch = False ' 开启显示
CmdStopdisp.Caption = "停止显示"
End If
Err:
End Sub
'=====================================================================================
' 计数器清零
'=====================================================================================
Private Sub CmdClearCounter_Click() ' 清除计数器
On Error GoTo Err
SendCount = 0 ' 发送计数器清零
ReceiveCount = 0 ' 接收计数器清零
TxtRXCount.Text = "RX:" & 0 ' 接收计数
TxtTXCount.Text = "TX:" & 0 ' 发送计数
Err:
End Sub
'=====================================================================================
' 更改保存显示数据的目录
'=====================================================================================
Private Sub CmdAmend_Click() '更改
Dim spShell As Object ' 定义存放引用对象的变量
Dim spFolder As Object ' 定义存放引用对象的变量
Dim spFolderItem As Object ' 定义存放引用对象的变量
Dim spPath As String ' 定义存放的变量
On Error GoTo Err ' 错误处理，防止取消打开文件夹时报错
Const WINDOW_HANDLE = 0
Const NO_OPTIONS = 0
Set spShell = CreateObject("Shell.Application")
Set spFolder = spShell.BrowseForFolder(WINDOW_HANDLE, "选择目录:", NO_OPTIONS, "C:\Scripts")
Set spFolderItem = spFolder.Self
spPath = spFolderItem.Path
spPath = Replace(spPath, "\", "\") ' Replace函数的返回值是一个字符串
TxtSavePath.Text = spPath ' 把文件夹路径显示在标签上
SaveTextPath = TxtSavePath.Text ' 路径暂存
Err:
End Sub
'=====================================================================================
' 串口设置
'=====================================================================================
Private Sub CboBaudrate_Click() ' 修改波特率
Call Comm_reSet(Val(Mid(CboCom.Text, 4, 2)), CboBaudrate.Text, Left(CboParitybit.Text, 1), CboDatabit.Text, CboStopbit.Text) '串口设置
End Sub
Private Sub CboCom_Click() ' 修改串口
Call Comm_reSet(Val(Mid(CboCom.Text, 4, 2)), CboBaudrate.Text, Left(CboParitybit.Text, 1), CboDatabit.Text, CboStopbit.Text) '串口设置
End Sub
Private Sub CboDatabit_Click() ' 修改数据位
Call Comm_reSet(Val(Mid(CboCom.Text, 4, 2)), CboBaudrate.Text, Left(CboParitybit.Text, 1), CboDatabit.Text, CboStopbit.Text) '串口设置
End Sub
Private Sub CboParitybit_Click() ' 修改校验位
Call Comm_reSet(Val(Mid(CboCom.Text, 4, 2)), CboBaudrate.Text, Left(CboParitybit.Text, 1), CboDatabit.Text, CboStopbit.Text) '串口设置
End Sub
Private Sub CboStopbit_Click() ' 修改停止位
Call Comm_reSet(Val(Mid(CboCom.Text, 4, 2)), CboBaudrate.Text, Left(CboParitybit.Text, 1), CboDatabit.Text, CboStopbit.Text) '串口设置
End Sub
'=====================================================================================
' 清空数据
'=====================================================================================
Private Sub CmdClearSend_Click() ' 清除发送区
TxtSend.Text = ""
End Sub
Private Sub CmdClearReceive_Click() ' 清空接收区
TxtReceive.Text = ""
End Sub
'=====================================================================================
' 选择要发送的文件并放入内存中
'=====================================================================================
Private Sub CmdSelectFile_Click() ' 选择要发送的文件
On Error GoTo Err ' 错误处理
CommonDialog1.Flags = cdlCFBoth
CommonDialog1.ShowOpen
TxtSendPath.Text = CommonDialog1.FileName ' 把打开的文件名给于TxtSendPath
Open TxtSendPath.Text For Input As 1 ' 打开选择的文件
FileData = StrConv(InputB$(LOF(1), 1), vbUnicode) ' 显示打开的文件
Close 1 ' 关闭文件
Err:
End Sub
'=====================================================================================
' 文件数据发送
'=====================================================================================
Private Sub CmdSendFile_Click() '发送文件
On Error GoTo Err
If MSComm.PortOpen = True Then ' 如果串口打开了，则可以发送数据
If FileData = "" Then ' 判断发送数据是否为空
MsgBox "发送的文件为空", 16, "串口调试助手" ' 发送数据为空则提示
Else
If ChkHexReceive.Value = 1 Then ' 如果按十六进制接收时，按二进制发送，否则按文本发送
MSComm.InputMode = comInputModeBinary ' 二进制发送
Else
MSComm.InputMode = comInputModeText ' 文本发送
End If
MSComm.Output = Trim(FileData) ' 发送数据
ModeSend = True ' 设置文本发送方式
End If
Else
MsgBox "串口没有打开，请打开串口", 48, "串口调试助手" ' 如果串口没有被打开，提示打开串口
End If
Err:
End Sub
'====================================================================================
' 发送文本数据
'====================================================================================
Private Sub CmdSend_Click() ' 发送按钮
On Error GoTo Err
If MSComm.PortOpen = True Then ' 如果串口打开了，则可以发送数据
If TxtSend.Text = "" Then ' 判断发送数据是否为空
MsgBox "发送数据不能为空", 16, "串口调试助手" ' 发送数据为空则提示
Else
If ChkHexSend.Value = 1 Then ' 发送方式判断
MSComm.InputMode = comInputModeBinary ' 二进制发送
Call hexSend ' 发送十六进制数据
Else ' 按十六进制接收文本方式发送的数据时，文本也要按二进制发送发送
If ChkHexReceive.Value = 1 Then
MSComm.InputMode = comInputModeBinary ' 二进制发送
Else
MSComm.InputMode = comInputModeText ' 文本发送
End If
MSComm.Output = Trim(TxtSend.Text) ' 发送数据
ModeSend = False ' 设置文本发送方式
End If
End If
Else
MsgBox "串口没有打开，请打开串口", 48, "串口调试助手" ' 如果串口没有被打开，提示打开串口
End If
Err:
End Sub
'====================================================================================
' 通信触发事件
'====================================================================================
Private Sub MSComm_OnComm() ' 设置oncomm事件，读取片机内存的值
On Error GoTo Err
Select Case MSComm.CommEvent ' 每接收1个数就触发一次
Case comEvReceive
If ChkHexReceive.Value = 1 Then
Call hexReceive ' 十六进制接收
Else
Call textReceive ' 文本接收
End If
Case comEvSend ' 每发送1个数就触发一次
If ChkHexSend.Value = 1 Then
Else
Call textSend ' 文本发送
End If
Case Else
End Select
Err:
End Sub
'====================================================================================
' 文本接收
'====================================================================================
Private Sub textReceive()
On Error GoTo Err
InputSignal = MSComm.Input
ReceiveCount = ReceiveCount + LenB(StrConv(InputSignal, vbFromUnicode)) ' 计算总接收数据
If DisplaySwitch = False Then ' 显示接收文本
TxtReceive.Text = TxtReceive.Text & InputSignal ' 单片机内存的值用TextReceive显示出
TxtReceive.SelStart = Len(TxtReceive.Text) ' 显示光标位置
End If
TxtRXCount.Text = "RX:" & ReceiveCount ' 接收字节数显示
If ChkAutoClear.Value = 1 Then ' 自动清空判断
If ReceiveCount >= 65535 Then
TxtReceive.Text = ""
End If
End If
Err:
End Sub
'====================================================================================
' 文本发送
'====================================================================================
Private Sub textSend()
On Error GoTo Err
If ModeSend = True Then
OutputSignal = FileData ' 发送文件
Else
OutputSignal = TxtSend.Text ' 发送文本
End If
SendCount = SendCount + LenB(StrConv(OutputSignal, vbFromUnicode)) ' 计算总发送数
TxtTXCount.Text = "TX:" & SendCount ' 发送字节数显示
Err:
End Sub
'====================================================================================
' 十六进制发送
'====================================================================================
Private Sub hexSend()
On Error Resume Next
Dim outputLen As Integer ' 发送数据长度
Dim outData As String ' 发送数据暂存
Dim SendArr() As Byte ' 发送数组
Dim TemporarySave As String ' 数据暂存
Dim dataCount As Integer ' 数据个数计数
Dim i As Integer ' 局部变量
outData = UCase(Replace(TxtSend.Text, Space(1), Space(0))) ' 先去掉空格，再转换为大写字母
outData = UCase(outData) ' 转换成大写
outputLen = Len(outData) ' 数据长度
For i = 0 To outputLen
TemporarySave = Mid(outData, i + 1, 1) ' 取一位数据
If (Asc(TemporarySave) >= 48 And Asc(TemporarySave) <= 57) Or (Asc(TemporarySave) >= 65 And Asc(TemporarySave) <= 70) Then
dataCount = dataCount + 1
Else
Exit For
Exit Sub
End If
Next
If dataCount Mod 2 <> 0 Then ' 判断十六进制数据是否为双数
dataCount = dataCount - 1 ' 不是双数，则减1
End If
outData = Left(outData, dataCount) ' 取出有效的十六进制数据
ReDim SendArr(dataCount / 2 - 1) ' 重新定义数组长度
For i = 0 To dataCount / 2 - 1
SendArr(i) = Val("&H" + Mid(outData, i * 2 + 1, 2)) ' 取出数据转换成十六进制并放入数组中
Next
SendCount = SendCount + (dataCount / 2) ' 计算总发送数
TxtTXCount.Text = "TX:" & SendCount
MSComm.Output = SendArr ' 发送数据
End Sub
'====================================================================================
' 十六进制数据接受
'====================================================================================
Private Sub hexReceive()
On Error GoTo Err
Dim ReceiveArr() As Byte ' 接收数据数组
Dim receiveData As String ' 数据暂存
Dim Counter As Integer ' 接收数据个数计数器
Dim i As Integer ' 循环变量
If (MSComm.InBufferCount > 0) Then
Counter = MSComm.InBufferCount ' 读取接收数据个数
receiveData = "" ' 清缓冲
ReceiveArr = MSComm.Input ' 数据放入数组
For i = 0 To (Counter - 1) Step 1 ' 数据格式处理
If (ReceiveArr(i) < 16) Then
receiveData = receiveData & "0" + Hex(ReceiveArr(i)) & Space(1) ' 小于16，前面加0
Else
receiveData = receiveData & Hex(ReceiveArr(i)) & Space(1) ' 加空格显示
End If
Next i
TxtReceive.Text = TxtReceive.Text + receiveData ' 显示接收的十六进制数据
TxtReceive.SelStart = Len(TxtReceive.Text) ' 显示光标位置
End If
ReceiveCount = ReceiveCount + Counter ' 接收计数
TxtRXCount.Text = "RX:" & ReceiveCount ' 接收字节数显示
If ChkAutoClear.Value = 1 Then ' 自动清空判断
If ReceiveCount >= 65535 Then
TxtReceive.Text = ""
End If
End If
Err:
End Sub
'=====================================================================================
' 串口开关
'=====================================================================================
Private Sub CmdSwitch_Click() ' 串口开关按钮
On Error GoTo Err
If MSComm.PortOpen = True Then
ComSwitch = True
Else
ComSwitch = False
End If
If ComSwitch = False Then
OpenCom ' 打开串口
ComSwitch = True
Else
CloseCom ' 关闭串口
ComSwitch = False
End If
Err:
End Sub
'=====================================================================================
' 初始化串口
'=====================================================================================
Private Sub Comm_initial(Port As Byte, BaudRate As String, ParityBit As String, DataBit As Integer, StopBit As Integer)
On Error GoTo ErrorTrap ' 错误则跳往错误处理
If MSComm.PortOpen = True Then MSComm.PortOpen = False ' 先判断串口是否打开，如果打开则先关闭
MSComm.CommPort = Port ' 设定端口
MSComm.Settings = BaudRate & "," & ParityBit & "," & DataBit & "," & StopBit ' 设置波特率，无校验，8位数据位，1位停止位
MSComm.InBufferSize = 1024 ' 设置接收缓冲区为1024字节
MSComm.OutBufferSize = 4096 ' 设置发送缓冲区为4096字节
MSComm.InBufferCount = 0 ' 清空输入缓冲区
MSComm.OutBufferCount = 0 ' 清空输出缓冲区
MSComm.SThreshold = 1 ' 发送缓冲区空触发发送事件
MSComm.RThreshold = 1 ' 每X个字符到接收缓冲区引起触发接收事件
MSComm.OutBufferCount = 0 ' 清空发送缓冲区
MSComm.InBufferCount = 0 ' 滑空接收缓冲
MSComm.PortOpen = True ' 打开串口
If MSComm.PortOpen = True Then
TxtStatus.Text = "STATUS：" & CboCom.Text & " OPEND，" & CboBaudrate.Text & "," & Left(CboParitybit.Text, 1) & "," & CboDatabit.Text & "," & CboStopbit.Text
Else
TxtStatus.Text = "STATUS：COM Port Cloced" ' 串口没打开时，提示串口关闭状态
End If
Exit Sub
ErrorTrap: ' 错误处理
Select Case Err.Number
Case comPortAlreadyOpen ' 如果串口已经打开，则提示
MsgBox "没有发现此串口或被占用", 49, "串口调试助手"
CloseCom
Case Else
MsgBox "没有发现此串口或被占用", 49, "串口调试助手"
CloseCom
End Select
Err.Clear
End Sub
'=====================================================================================
' 串口设置
'=====================================================================================
Private Sub Comm_reSet(Port As Byte, BaudRate As String, ParityBit As String, DataBit As Integer, StopBit As Integer)
On Error GoTo ErrorHint ' 错误则跳往错误处理
If MSComm.PortOpen = True Then MSComm.PortOpen = False ' 先判断串口是否打开，如果打开则先关闭
MSComm.CommPort = Port ' 设定端口
MSComm.Settings = BaudRate & "," & ParityBit & "," & DataBit & "," & StopBit ' 设置波特率，无校验，8位数据位，1位停止位
MSComm.PortOpen = True ' 打开串口
If MSComm.PortOpen = True Then
CmdSwitch.Caption = "关闭串口"
'ImgSwitch.Picture = LoadPicture("f:\我的VB\串口调试软件\图片\kai.jpg") ' 显示串口已经打开的图标
ImgSwitchOn.Visible = True
ImgSwitchOff.Visible = False
TxtStatus.Text = "STATUS：" & CboCom.Text & " OPEND，" & CboBaudrate.Text & "," & Left(CboParitybit.Text, 1) & "," & CboDatabit.Text & "," & CboStopbit.Text
Else
CmdSwitch.Caption = "打开串口"
ImgSwitchOn.Visible = False
ImgSwitchOff.Visible = True
'ImgSwitch.Picture = LoadPicture("f:\我的VB\串口调试软件\图片\guan.jpg") ' 显示串口已经关闭的图标
TxtStatus.Text = "STATUS：COM Port Cloced"
End If
Exit Sub
ErrorHint: ' 错误处理
Select Case Err.Number
Case comPortAlreadyOpen ' 如果串口已经打开，则提示
MsgBox "没有成功，请重试", vbExclamation, "串口调试助手"
CloseCom ' 调用关闭串口函数
Case Else
MsgBox "没有成功，请重试", vbExclamation, "串口调试助手"
CloseCom ' 调用关闭串口函数
End Select
Err.Clear ' 清除 Err 对象的属性
End Sub
'=====================================================================================
' 串口开关子程序
'=====================================================================================
Private Sub OpenCom() '打开串口
On Error GoTo Err
If MSComm.PortOpen = True Then MSComm.PortOpen = False ' 先判断串口是否打开，如果打开则先关闭
Call Comm_reSet(Val(Mid(CboCom.Text, 4, 1)), CboBaudrate.Text, Left(CboParitybit.Text, 1), CboDatabit.Text, CboStopbit.Text) ' 串口设置
If MSComm.PortOpen = True Then
TxtStatus.Text = "STATUS：" & CboCom.Text & " OPEND，" & CboBaudrate.Text & "," & Left(CboParitybit.Text, 1) & "," & CboDatabit.Text & "," & CboStopbit.Text
CmdSwitch.Caption = "关闭串口"
ImgSwitchOn.Visible = True ' 显示串口已经打开的图标
ImgSwitchOff.Visible = False
Else
TxtStatus.Text = "STATUS：COM Port Cloced" ' 串口状态显示
CmdSwitch.Caption = "打开串口"
'ImgSwitch.Picture = LoadPicture("f:\我的VB\串口调试软件\图片\guan.jpg") ' 显示串口已经关闭的图标
ImgSwitchOff.Visible = True
ImgSwitchOn.Visible = False
End If
Err:
End Sub
Private Sub CloseCom() '关闭串口
On Error GoTo Err
If MSComm.PortOpen = True Then MSComm.PortOpen = False ' 先判断串口是否打开，如果打开则先关闭
TxtStatus.Text = "STATUS：COM Port Cloced" ' 串口状态显示
CmdSwitch.Caption = "打开串口"
'ImgSwitch.Picture = LoadPicture("f:\我的VB\串口调试软件\图片\guan.jpg") ' 显示串口已经关闭的图标
ImgSwitchOn.Visible = False
ImgSwitchOff.Visible = True
Err:
End Sub
'=====================================================================================
' 显示时间
'=====================================================================================
Private Sub TmrNowTime_Timer()
LblNewDate.Caption = Date ' 显示时间
LblNowTime.Caption = Time ' 显示系统时间
End Sub
'=====================================================================================
' 程序退出
'=====================================================================================
Private Sub CmdQuit_Click() ' 退出程序
If MSComm.PortOpen = True Then MSComm.PortOpen = False ' 先判断串口是否打开，如果打开则先关闭
Unload Me ' 卸载窗体，并退出程序
End
End Sub
'=====================================================================================
' 帮助信息
'=====================================================================================
Private Sub CmdHelp_Click() ' 载入帮助信息窗口
FrmHelp.Show
End Sub
'--------------- 程序结束 ------------------

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VB 串口调试软件源代码.rar (50.04 KB, 下载次数: 172)

ID:328112 · 发表于 2019-5-22 21:44

CommonDialog1.Flags = cdlCFBoth 编译不能通过.显示变量未定义////

ID:74872 · 发表于 2019-6-4 16:12

下載學習，感謝分享

ID:298008 · 发表于 2020-4-26 20:41

谢谢楼主分享！！！

ID:298008 · 发表于 2020-4-26 20:51

谢谢楼主分享！！！

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