Using the Test Readers
The test readers ("Test Line Reader" and "Test Byte Block Reader") are useful when a port is not doing as expected. Is there any data coming in ? Is the format correct ? The test readers help you to answer that questions.
ConfigurationNo configuration is required.
Choose the "Test Byte Block Reader" for binary data and the "Test Line Reader" for text data.
Capture your stream (start the port) and analyze the data with the value tables.