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7Semi ST-LINK/V2, ST-LINK/V2.1 Debugger Programmer USB, Original STM Chip


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₹457.84 inc. GST
₹388.00 ex. GST
The 7Semi ST-LINK/V2.1 and ST-LINK/V2 is a USB-based programmer and in-circuit debugger for STM32 microcontrollers. It allows developers to program and debug STM32 microcontrollers via the SWD (Serial Wire Debug) or JTAG interfaces. View full description
₹457.84 inc. GST
₹388.00 ex. GST
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Streamline Your STM32 Development with the 7Semi ST-LINK/V2 Debugger Programmer

The 7Semi ST-LINK/V2.1 and ST-LINK/V2 offer a comprehensive debugging and programming solution for STM32 microcontrollers. This USB-based tool simplifies development by providing in-circuit debugging and flash memory programming capabilities.
Enhanced Performance and Flexibility
  • High-Performance Embedded Server: The ST-LINK/V2 features a powerful embedded server for effortless firmware upgrades and target MCU switching through adapter boards.
  • Broad MCU Support: Compatible with a vast range of STM32 microcontrollers, ensuring seamless integration into your projects.
  • Third-Party IDE Compatibility: Works alongside popular development environments like Keil, IAR, and Eclipse for a familiar workflow.
Unparalleled Debugging Capabilities
  • Real-Time Debugging: Effectively troubleshoot code with features like breakpoints, code stepping, and real-time variable monitoring.
  • Memory and Peripheral Access: Gain deep insights into system behavior by analyzing memory and peripheral operation.
Robust Hardware Features
  • 500mA Self-Recoverable Fuse: Protects your valuable USB port from accidental overcurrent situations.
  • Original STM32 128KB Memory: Ensures reliable performance and data integrity.
  • Dual Supply Outputs: Provides 5V and 3V power for external MCUs, eliminating the need for separate power supplies.
  • Enhanced Connectivity: Supports VCP (Virtual COM Port) for serial debugging and direct firmware updates (DFU).
  • Fast SWO Output: Delivers high-speed communication through a dedicated Single Wire Output (SWO) channel.
  • Universal USB Compatibility: Connects seamlessly to your PC with its USB 2.0 full-speed interface.
JTAG/SWD Interface Details
  • Wide Voltage Range: Supports application voltages from 1.65V to 3.6V, with 5V tolerant inputs for added flexibility.
  • JTAG Communication: Enables traditional JTAG debugging methods.
  • SWD and SWV Support: Facilitates serial wire debugging (SWD) and serial wire viewer (SWV) communication for efficient debugging workflows.
  • Visual Feedback: A status LED provides clear communication status with your PC.
  • Wide Operating Temperature: Functions effectively in environments ranging from 0 to 50°C.
The 7Semi ST-LINK/V2.1 and ST-LINK/V2 empower developers with a feature-rich solution to streamline STM32 microcontroller development.
Development Environment
The ST-LINK/V2 V2.1 implementations embed an STM32 32-bit microcontroller based on the Arm Cortex‑M processor.
System requirements
Windows OS (7, 8 and 10), Linux 64-bit, or macOS
Development toolchains
  • STM32 microcontrollers
  • IAR Systems – EWARM (Windows Only)
  • Keil - MDK-ARM (Windows Only)
  • STMicroelectronics - STM32CubeIDE
  • STMicroelectronics - STM32CubeProgrammer (STM32CubeProg)
  • STMicroelectronics - STM32CubeMonitor
Related Software

ST-LINK/V2.1 Programmer Pinouts

Connection With Target MCU STM32/STM8


7SEMI ST-LINK Firmware upgrade instructions using STM32CubeProgrammer (Download)

ST-LINK/V2 is a versatile in-circuit debugger and programmer for the STM32 microcontroller families. It features a USB interface for communication with a host PC and a JTAG/SWD interface for connection to the target microcontroller. The ST-LINK/V2 supports a range of debugging features, including real-time variable watching, code stepping, and breakpoints. It also supports flash programming and erasing, as well as the ability to read and write memory and registers. With its compact size and easy-to-use interface, the ST-LINK/V2 is an essential tool for any developer working with STM32 microcontrollers.

Technical Specifications


Warranty Information

All the products supplied by Evelta are genuine and original. We offer 14 days replacement warranty in case of manufacturing defects. For more details, please visit our cancellation and returns page.