用mscomm控件写的串口通信程序，在本机上运行正常。但在没有装vb的电脑上就不行了。错误提示为：compouent mscomm32.ocx or one of its dependencies not correctly registered a file is missing or invalid
这是连接了一个有rs232－c接口的数字万用表。用于开关电源产品测试。
源代码如下：
望各位高手指点一下：谢谢！！
Private Sub Command1_Click()
With MSComm1
If .PortOpen = False Then
.CommPort = 1
.Settings = "9600,n,8,1"
.PortOpen = True
Else
Exit Sub
End If
End With
End Sub
Private Sub Command2_Click()
With MSComm1
.Output = "*RST"
.Output = ":TRAN:TERM 1"
.Output = ":VOLT:AUTO OFF;RANGE 300"
.Output = ":CURR:AUTO OFF;RANGE 2"
.Output = ":RESPONSE FAST"
.Output = ":scale:pt 1;ct 1:sc 1"
.Output = ":rect 1"
.Output = ":integ:time 1,0,0"
.Output = "*ese 0:*sre 0"
.Output = ":ese0 32;:ese1 0;:ese2 0"
.Output = ":data:time 0,1,0:item 7,9"
.Output = "*cls"
.Output = ":integ:stat start"
.Output = "*stb?"
.Output = "DISPLAY V,A,W,HZ"
.Output = "*cls"
.Output = ":MEAS? V,A,HZ,W"
.InputMode = comInputModeText
.InputLen = 0
.RThreshold = 2
.RTSEnable = True
End With
End Sub
Private Sub Form_Load()
With MSComm1
If .PortOpen = False Then
.CommPort = 1
.Settings = "9600,n,8,1"
.PortOpen = True
Else
Exit Sub
End If
End With
End Sub
Private Sub MSComm1_OnComm()
Select Case MSComm1.CommEvent
Case comEvReceive
ReceByte = ReceByte & MSComm1.Input
D$ = Mid$(ReceByte, 44, 11)
fl = Val(D$)
Text1.Text = fl
End Select
End Sub
6rUpeJBM.rar
