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Free and lightweight application for communication via serial ports.
CoolTerm is a free and lightweight application for communication via serial ports aimed at enthusiasts and professionals who need to exchange data with devices connected to serial ports, such as microcontrollers, GPS receivers, robotic kits, and servo controllers. With a simple and intuitive interface, it allows for easy configuration of parameters such as baud rate, parity, and flow control, and supports multiple simultaneous connections. It offers data visualization in text or hexadecimal, log capture in files, sending manual or automatic commands via macros, and detailed adjustments to optimize communication. Perfect for those looking for an efficient and portable solution for hardware monitoring and debugging.
View the full page for CoolTermThe download step ends when the file reaches your device. The software-specific information remains on the full software page; here, the focus is helping you identify the file and begin installation more safely.
Do not open the file while the browser is still transferring it. Extensions such as .crdownload or .part mean the download is not finished.
EXE and MSI are commonly Windows installers, APK files are for Android, and ZIP or RAR files need to be extracted. Be cautious with unexpected extensions.
Save your work, check available space and close important apps. For deeper system changes, a restore point can be useful.
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That depends on compatibility and the software license. Check the previous versions section on the full software page and choose a version with a clear source and purpose.
Use an extractor that supports the format, inspect the contents before running anything and do not open files that do not match the expected software.