: Supports sending and receiving data in both ASCII and Hexadecimal (HEX) formats.
: Testing communication between a PC and microcontrollers like Arduino, ESP32, or STM32. Sscom V5.13.1 Download English
| Issue | Likely Solution | | :--- | :--- | | "Access denied" when opening COM port | Close other software (Arduino IDE, CuteCom, Putty). Only one app can open a COM port at a time. | | Garbled text received | Baud rate mismatch. Also check data bits, parity, and stop bits. | | Nothing happens when sending | Ensure the device’s RX pin is connected to the adapter’s TX, and common ground (GND) is connected. | | Sscom crashes on Windows 11 | Run in Windows 7 compatibility mode (Properties → Compatibility). | | Chinese characters in UI | Click the "EN" button in the toolbar to switch to English. | : Supports sending and receiving data in both
Whether you are debugging an Arduino, STM32, ESP8266, or working with industrial PLCs, SSCom is the go-to choice for stable communication. Only one app can open a COM port at a time
