The port is being used by another application (like Arduino IDE Serial Monitor) or lacks system administrative privileges.
Portable executable (No installation required) Interface: Fully translated English GUI Key Features of SSCOM V5.13.1 1. Multi-Protocol Support
It is distributed as a small executable file that requires no installation; you can run it directly from a folder or USB drive. Sscom V5-13-1 English Version Download High Quality
Type your AT commands or data strings in the bottom text boxes and click "Send".
Functions as a TCP Client, TCP Server, or UDP terminal. 2. Advanced Data Handling The port is being used by another application
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SSCOM is a lightweight, standalone serial debugging utility designed for Windows operating systems. It enables seamless communication between a computer and external hardware like microcontrollers, Arduino boards, cellular modems, and GPS modules. Type your AT commands or data strings in
High-quality distributions often include an MD5 or SHA-256 checksum to verify that the file has not been modified.
Match the communication parameters to your device's firmware specifications. The default configuration for most modern hardware systems is: 9600 or 115200 Data Bits: 8 Stop Bits: 1 Parity: None 3. Opening the Connection