ST-Link V2 Emulator Downloader ProgrammingSupport full range of STM32 SWD debug interfaces; Support full range of SWIM STM8 download debugging (common development environments such as IAR, STVD, etc. are supported); support for automatic firmware upgradesDefinition Clear interface definition interface 4-wire interface (including power supply), wiring is very simple because the interface definition is marked directly on the protected aluminum housing. ST RST; SWDIOGNDGNDSWIMSWICK3.3V3.3V5.0V5.0VSupported Software VersionUtility ST-LINK Utility 2.0 and later; STVD and above; STVP 3.2.3 and above; AR IAR EWARM V6.20 and above; ARIAR EWSTM8 V1.30 and above; IL KEIL RVMDK V4.21 and aboveIt is convenient and practical, fast and stable. 5V output power increase, output I/O ports are protected against operating errors caused by ST-LINK V2 damage; BoardThe internal board of this programmer is with 500MA self-recovery fuse, it can protect your computer motherboardThe easy-to-use interface, with a simple 2.54 pitch, with a 20CM DuPont line, the line can meet to different target sequences, flexible wiring Note: The data are all manual measurement, please allow 1-3cm error, due to the light and display difference, there will be a some color difference, depending on the physical item received.