

_ContSMS = True End If If SerialIn.Contains( " +CMGS:") = True Then SMSPort.Read(RXBuffer, 0, SMSPort.ReadBufferSize) SMSPort.IsOpen = True) Then While SMSPort.BytesToRead 0 ReadThread = New Thread( AddressOf ReadPort)Įnd Sub Public Function SendSMS( ByVal CellNumber As String,īyVal SMSMessage As String) As Boolean Dim MyMessage As String = Nothing ' Check if Message Length 0) And ( Public Sub New( ByRef COMMPORT As String) Public Event DataReceived( ByVal Message As String) Shared _Continue As Boolean = False Shared _ContSMS As Boolean = False Private _Wait As Boolean = False Shared _ReadPort As Boolean = False Public Event Sending( ByVal Done As Boolean) Imports System.IO.PortsPublic Class SMSCOMMS If you are using VB.NET for coding the application, you can use the class shared by Jeanred. Copy and paste the code given below into the class.Add a new class file with the name SMSCOMMS.Create a new Windows application or Web Application.The connection settings explained are common for most GSM modems. Sample connection details of the Maestro 20/100 modem can be found here.
VB.NET CODE TO SEND SMS FROM PC TO MOBILE MANUAL

First, find the best GSM modem that suits the needs.In contrast, sending SMS via GSM modem has a few additional steps to take care of. Sending SMS via a webservice or endpoints is simplest. Service provider demands a commitment of at least 100,000 SMS per month. Better when the number of SMS exceeds a few 100s per minute.Using endpoints given by service the provider:.Better when it is an online application and a very few number of SMS go every minute, usually few 10s.
VB.NET CODE TO SEND SMS FROM PC TO MOBILE OFFLINE
Better when one wants to implement offline applications and a very small number of SMS go every minute, usually few 10s.What are the ways in which one can send SMS? Let's find out ways to send SMS using C#/VB.NET. The simplest one is to validate a mobile number, and some of the complicated ones could involve sending an SMS after a huge workflow is complete or gone wrong. When do you want to send SMS via applications? There could be plethora of use cases for this.
