Sscom V5.13.1 | English Version

The original author stopped active development around 2020. Newer versions (5.14, 5.15) exist only in Chinese and introduce unwanted "cloud features" for sharing logs. Version 5.13.1 represents the final clean build before feature creep.

Check (if available) or manually control the RTS pin for direction switching. Sscom’s low latency makes it feasible for Modbus RTU testing.

What (e.g., Modbus, AT commands) are you attempting to debug? Sscom V5.13.1 English Version

The translation in V5.13.1 is clean and intuitive. While older versions often suffered from broken UI scaling or untranslated pop-up menus, this version ensures that all critical functions—like "Send File," "Extension Control," and "Periodic Sending"—are clearly labeled and accessible.

Users can also precisely configure:

Usually configured to 1 bit to mark the end of a byte.

What are you experiencing?

Built-in options to append carriage returns (CR) and line feeds (LF) automatically to outgoing strings.

In the world of embedded systems, hardware engineering, and IoT development, serial communication remains the backbone of debugging and data exchange. Over the years, countless terminal programs have emerged—from PuTTY to Teraterm and SecureCRT. Yet, for many engineers in East Asia and beyond, a lightweight, no-nonsense tool stands out: . The original author stopped active development around 2020

Toggle seamlessly between viewing data in standard ASCII string format or Hexadecimal values.

Plug your serial device or USB-to-TTL adapter into your computer. Ensure that the appropriate device drivers (e.g., PL2303, FTDI) are installed via Windows Device Manager. Step 2: Configure Connection Parameters Check (if available) or manually control the RTS