Serial Loopback Test
Download Serial Loopback Test 1.1 from our website for free. Commonly, this program's installer has the following filename: SerialLoopback.exe. The actual developer of the free program is Madsen Cricuits. This PC program works fine with 32-bit versions of Windows XP/Vista/7/8/10. The software belongs to System Utilities. The most popular version among the program users is 1.1.
From the developer:
This application performs a serial loopback test of the specified serial (COM) port.
You may want to check out more software, such as Serial Port Tester, Practice Testing Software 70-640 or Bleachy's Flash Card Tester, which might be related to Serial Loopback Test.