With many .NET developers moving from the traditional (and broken) System.IO.Ports.SerialPort DataReceived event handling to either the correct and more efficient BaseStream.BeginRead / BaseStream.EndRead pair I promoted in my last post or the newer BaseStream.ReadAsync method introduced in .NET Framework 4.5 along with the C# async and await keywords, a common complaint is that BaseStreamRead more
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Recently I ran in to a situation where I had to capture keystrokes at the application level and launch an action based on the keystroke. I tried using the ‘keyPress’ event for the main form, but it was hit or miss based on which control had the focus. The form was very large with manyRead more
As an embedded developer who writes desktop software mostly for configuration of, and data download from, peripheral devices, I use serial data streams a lot. Mostly USB virtual serial posts from FTDI, but also the USB Communication Device Class and real 16550-compatible UARTs on the PCI bus. Since looking at data through an in-circuit emulatorRead more
If you’re like me, you spend a lot of time in Visual Studio cranking away at C# code. You follow the updates to the language with each release, learn the new things that are possible and how it can make your life easier. But you also investigate other languages in your free time and seeRead more
Recently, I needed to secure the communication between a .NET server application running on a Windows PC and a client application running on an embedded device. The solution was to use SSL to secure the communication and .NET provides SslStream class for that purpose. SslStream instance takes an X.509 certificate file to provide two aspectsRead more