lcd.frm

Freescale HC08GP32单片机接LCD源程序

VERSION 5.00
Object = "{648A5603-2C6E-101B-82B6-000000000014}#1.1#0"; "MSCOMM32.OCX"
Begin VB.Form Form1 
   Caption         =   "点阵字符型液晶显示编程                苏州大学freescale MCU&DSP研发中心     2005年3月版"
   ClientHeight    =   4200
   ClientLeft      =   2490
   ClientTop       =   2880
   ClientWidth     =   10410
   Icon            =   "lcd.frx":0000
   LinkTopic       =   "Form1"
   MaxButton       =   0   'False
   MinButton       =   0   'False
   ScaleHeight     =   4200
   ScaleWidth      =   10410
   Begin MSCommLib.MSComm MSComm1 
      Left            =   2100
      Top             =   2880
      _ExtentX        =   1005
      _ExtentY        =   1005
      _Version        =   393216
      DTREnable       =   -1  'True
   End
   Begin VB.Frame Frame1 
      Caption         =   "请在此输入要显示的字符："
      BeginProperty Font 
         Name            =   "隶书"
         Size            =   21.75
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   3135
      Left            =   450
      TabIndex        =   0
      Top             =   540
      Width           =   9465
      Begin VB.CommandButton Command1 
         Caption         =   "退 出"
         BeginProperty Font 
            Name            =   "隶书"
            Size            =   18
            Charset         =   134
            Weight          =   400
            Underline       =   0   'False
            Italic          =   0   'False
            Strikethrough   =   0   'False
         EndProperty
         Height          =   615
         Index           =   1
         Left            =   5250
         TabIndex        =   3
         Top             =   1890
         Width           =   1635
      End
      Begin VB.CommandButton Command1 
         Caption         =   "发送数据"
         BeginProperty Font 
            Name            =   "隶书"
            Size            =   18
            Charset         =   134
            Weight          =   400
            Underline       =   0   'False
            Italic          =   0   'False
            Strikethrough   =   0   'False
         EndProperty
         Height          =   645
         Index           =   0
         Left            =   2550
         TabIndex        =   2
         Top             =   1890
         Width           =   1665
      End
      Begin VB.TextBox Text1 
         BackColor       =   &H00C0E0FF&
         BeginProperty Font 
            Name            =   "隶书"
            Size            =   26.25
            Charset         =   134
            Weight          =   400
            Underline       =   0   'False
            Italic          =   0   'False
            Strikethrough   =   0   'False
         EndProperty
         Height          =   675
         Left            =   180
         TabIndex        =   1
         Top             =   720
         Width           =   9015
      End
   End
End
Attribute VB_Name = "Form1"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Option Explicit
Dim i As Integer                            '临时使用
Dim senddata(31) As Byte                    '发送数据数组

Private Sub Form_Load()                     '初始化
 '串行口初始化
 Call SCIinit(MSComm1, 1, "9600,N,8,1")
 Text1.MaxLength = 32                       '输入框限制32个字符
 End Sub

Private Sub Command1_click(Index As Integer)
  Select Case Index
  Case 0                                      '单击“发送数据”命令按钮
     For i = 1 To Len(Text1.Text)                '给senddata数组赋值
        senddata(i - 1) = Asc(Mid(Text1.Text, i, 1)) '把Text1给senddata
     Next i
    If Len(Text1.Text) < 32 Then            '不足部分补空格
        For i = Len(Text1.Text) To 31
           senddata(i) = 32
       Next i
    End If
    MSComm1.Output = senddata               '发送出去
   Case 1                                      '单击“退出”命令按钮
     MSComm1.PortOpen = False                    '关闭
End
End Select
End Sub