Automated Serial Terminal (Beta)

Communicate with serial devices and applications, automate workflow with scrips
Automated Serial Terminal - Advanced serial port automation utility with scripting

Automated Serial Port Terminal

Serial port communications automation & simulation tool for hardware & software developers

HHD Software Automated Serial Terminal is a software utility that allows you to send/receive data via COM ports in various formats and to automate communications using scripts. This program facilitates the development and debugging, reverse engineering, testing/analysis of serial applications and hardware devices that use RS232/RS422/RS485 serial interfaces. It allows both communicating with modems, routers, GPS receivers/transmitters and debugging communication protocols for sensors, robots, complex automated lines and other industrial equipment.

You will find this Terminal extremely useful in case you need to create automatic tests and simulate behavior of serial software applications or physical serial devices. It supports RS-232, RS-422, RS-485 legacy or PnP serial ports, software-based virtual serial ports, and all kind of USB COM ports created by USB to serial adapters or USB-to-RS232 converter cables.

Basic functionality includes sending bytes, text characters, non-ANSI/ASCII characters and files over a serial transmit line. It supports sending/receiving sequences of binary, hex, decimal, octal, float and double data as well as sending characters in virtually any encoding including ANSI, EBCDIC, ISO, OEM, ISCII, MAC, multi-byte UNICODE UTF-8, UTF-16 over a serial line. It supports all standard/non-standard Baud rates, Data bits, Stop bits, Parity (odd/even/mark/space), software XON/XOFF and hardware flow control. It also allows you to control auxiliary modem and handshaking lines (CTS, DSR, RI and CD), toggle RTS/DTR lines.

The product's various editions also include features for sending MODBUS protocol commands (ASCII/RTU MODBUS requests/responces) and creating automated test jobs from UI or using Serial Port Terminal Application Programming Interface (API) calls using JavaScript/TypeScript. Download Serial Port Terminal now and start to automate RS232 communications in a few seconds!

Serial Port Terminal Tech Specs

General Information
First Release:10/12/2020
License Type:Freeware
System Requirements
Windows 7 Windows 8 Windows 8.1 Windows 10 Windows Server 2008 Windows Server 2008 R2 Windows Server 2012 Windows Server 2012 R2 Windows Server 2016
CPU:Dual-core x86, x64 compatible
Memory:2 GB
Storage:17.84 MB
Release Details
View Changes
Size:8.92 MB

Quality in Numbers

  • 21
    Years of Experience
  • 18,000+
    Commercial Customers
  • 50+
    Fortune 500 Enterprises
  • 123

Leaders Choose Our Products

Los Alamos National Laboratory
John Deere
Texas Instruments

Let's Go

Get Automated Serial Terminal (Beta) Now!
New product: Automated Serial Terminal
We have just released a new product called Automated Serial Terminal. It provides convenient functionality for automating and simulating serial port communications for hardware and software developers. You can use the first beta version for free.
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