Sscom V5.13.1 English Version -

: It supports both ASCII and HEX input modes, and even includes options like "Enter to send" for a more streamlined workflow. The English Version Context

You just flashed corrupt firmware. The MCU is stuck in system memory bootloader, waiting for 0x7F at 115200 baud. RealTerm is overkill; PuTTY can’t send raw hex cleanly. Sscom can: Sscom V5.13.1 English Version

For the rest of us—hobbyists tinkering with ESP32s, professionals validating RS-485 networks, or students learning microcontroller protocols— remains a timeless, underappreciated workhorse. : It supports both ASCII and HEX input

: Use the sidebar or extended send panel to save multiple command strings for quick execution during testing. Advanced Features RealTerm is overkill; PuTTY can’t send raw hex cleanly

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: .