7Semi ST-LINK V2/V2.1 USB-C Debugger Programmer for STM32 MCUs

The 7Semi ST-LINK V2/V2.1 USB-C Debugger Programmer is a compact and reliable in-circuit debugger and programmer designed for STM32 and STM8 microcontrollers. It provides a stable interface for programming, debugging, and firmware updates through the SWD (Serial Wire Debug) and SWIM interfaces. Featuring a modern USB-C connector, it offers improved durability and convenience for embedded developers. This tool is fully compatible with STM32CubeIDE, Keil, and other standard ARM development environments, making it an essential utility for embedded system design and development.

Technical Specifications:

• Model: 7Semi ST-LINK V2/V2.1
  
• Supported MCUs: STM32 (SWD) and STM8 (SWIM) microcontrollers
  
• Interface Type: SWD (2-wire), SWIM (single-wire)
  
• Communication Port: USB Type-C
  
• Operating Voltage: 3.3 V (supports target voltage detection from 1.65 V to 5 V)
  
• Power Supply: USB powered (5 V input)
  
• Programming Speed: High-speed USB 2.0 interface
  
• Compatibility: STM32CubeIDE, Keil MDK, IAR EWARM, STVP, and OpenOCD
  
• Firmware: Upgradable via ST official utilities
  
• LED Indicators: Power and communication status LEDs
  
• Protection: ESD and overcurrent protection on USB and signal lines
  
• Cable Type: USB-C to debugger module with included 4/5-pin programming header
  
• Dimensions: Compact, portable form factor for field and lab use

Features:

• Supports both STM32 and STM8 MCU families
  
• Modern USB-C connector for improved durability and compatibility
  
• Provides SWD, SWIM, and UART interfaces for flexible debugging
  
• Fully compatible with official ST tools and IDEs
  
• Fast, stable programming and debugging performance
  
• Upgradable firmware for continued tool support
  
• Built-in protection for target and USB interface
  
• Compact and lightweight for easy portability
  
•  Plug-and-play operation with minimal setup required

Applications:

• Programming and debugging of STM32 and STM8 microcontrollers
  
• Firmware development and testing for embedded systems
  
• In-circuit debugging and code optimization
  
• Educational use for learning STM32-based development
  
• IoT and industrial controller firmware updates
  
• Prototype development and board bring-up
  
• Field diagnostics and repair of STM32-based devices