CoolTerm 1.9.0 freeware

... a simple serial port terminal application (no terminal emulation) that is geared towards hobbyists and professionals with a need to exchange data with hardware connected to serial ports such as servo controllers, robotic kits, GPS receivers, microcontrollers, etc. ...

Author Roger Meier
Released 2021-06-01
Filesize 19.10 MB
Downloads 76
OS Windows XP, Windows 7, Windows 7 x64, Windows 8, Windows 8 x64, Windows 10, Windows 10 x64
Installation Instal And Uninstall
Keywords Serial port terminal, Data exchange, Flow control, Serial port, Terminal, Exchange, Receiver
Users' rating
(1 rating)
CoolTerm - emulation Freeware Download Notice

CoolTerm Free Download - we do not host any CoolTerm torrent files or links of CoolTerm on,, etc. All CoolTerm download links are direct CoolTerm download from publisher site or their selected mirrors.

CoolTerm freeware - The Latest User Reviews
CoolTerm freeware - The Latest Versions History
1.9.0 Jun 1, 2021 New Release NEW/CHANGED FEATURES:
Added support for transmit macros.
Added code to detect sudden removal of serial devices. When a port is currently open, it will be closed when the device suddenly disappears.
Added code to detect re-appearance of serial devices.
Added option to automatically reconnect to a re-appearing device has suddenly disappeared before while the port was open. If enabled, CoolTerm will attempt to re-open the port. The re-connect delay can be configured as well. This is useful when attached microcontrollers are being rebooted.
The automatic re-connect function also includes the use case when connection settings with "Automatically connect on open" enabled are opened and the selected port is not immediately available. CoolTerm will now automatically connect once the port becomes available.
Added special character handling option to combine contiguous CR characters in to a single CR.
Added new special character handling option to treat CR characters as real carriage returns.
1.8.0 Oct 13, 2020 New Release NEW/CHANGED FEATURES:
Replaced "Relative Time" timestamp format with "Time + Millis". It is now possible to record current time stamps with millisecond resolution, and the relative timestamp format is no longer necessary.
Renamed the "Absolute Date and Time" and "Absolute" timestamp formats to "Date and Time" and "Time", respectively.
Added code to improve accuracy for millisecond resolution timestamps.
Added option to add timestamps to received data displayed in the CoolTerm window. The timestamps are added to the actual data, i.e. they will also be present in hex view.
Added Preferences setting for smart display pausing. If enabled, scrolling up automatically pauses the display. Scrolling to the bottom automatically unpauses the display.
"PauseDisplay" is no longer a Connection Settings parameter.
Added "PauseDisplay(ID as integer, Value as boolean)" script command.
Added keyboard shortcuts to toggle RTS and DTR handshake lines.
1.7.0 May 17, 2020 New Release NEW/CHANGED FEATURES:
Added preference setting to disable the save prompt that appears when a terminal window with unsaved changes is closed.
Added "Remove High Bit from 8-bit Characters" option under "Special Character Handling".
Added context menu to port status labels for a quick way to change the baud rate from the main window.
Added context menu to connection status labels for a quick way to pause/resume/stop file capture.
Added RX/TX byte counts to connection status label.
Added configurations options for the connection timer and RX/TX byte counts to Connection Settings (Misc. Settings)
Replaced option to reduce refresh rate with new option to configure the refresh interval between 10...10,000ms.
Obsoleted selection for UTF8 text encoding and added new option to select from a variety of text encodings.
Updated local echo code for when large files are being sent. The local echo now updates after transmission of each transmit packet.

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