使用VB接收和解析GPS数据-优快云博客

本文链接：https://blog.youkuaiyun.com/netnok/article/details/3400569

这个VB程序展示了如何接收并解析NMEA GPGGA GPS数据包。它使用MSComm控件打开串口，监听GPS数据，将接收到的数据转换为经纬度坐标，并在文本框中显示历史记录。用户还可以标记特定的GPS点为‘cone’。

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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 frmRDDF_Record
   Caption         =   "RDDF Saver"
   ClientHeight    =   6795
   ClientLeft      =   60
   ClientTop       =   345
   ClientWidth     =   9540
   LinkTopic       =   "Form1"
   ScaleHeight     =   453
   ScaleMode       =   3 'Pixel
   ScaleWidth      =   636
   StartUpPosition =   3 'Windows Default
   Begin VB.CommandButton cmdMarkCone
      Caption         =   "Mark Cone"
      Height          =   315
      Left            =   6600
      TabIndex        =   11
      Top             =   3360
      Width           =   1215
   End
   Begin VB.CommandButton cmdSave
      Caption         =   "Save To"
      Height          =   315
      Left            =   8640
      TabIndex        =   10
      Top             =   3360
      Width           =   795
   End
   Begin MSComDlg.CommonDialog dlgSaveTo
      Left            =   8040
      Top             =   3300
      _ExtentX        =   847
      _ExtentY        =   847
      _Version        =   393216
   End
   Begin MSCommLib.MSComm MSComm1
      Left            =   5880
      Top             =   -180
      _ExtentX        =   1005
      _ExtentY        =   1005
      _Version        =   393216
      DTREnable       =   0   'False
      InputLen        =   1
      RThreshold      =   1
      BaudRate        =   4800
   End
   Begin VB.TextBox txtRDDFHistory
      Height          =   3135
      Left            =   0
      MultiLine       =   -1 'True
      TabIndex        =   8
      Top             =   3720
      Width           =   9495
   End
   Begin VB.TextBox txtSerialHistory
      Height          =   2955
      Left            =   0
      MultiLine       =   -1 'True
      TabIndex        =   6
      Top             =   420
      Width           =   9495
   End
   Begin VB.CommandButton txtCommOff
      Caption         =

vb接收GPS数据源码