Professional JTAG/SWD Debug Probe with Dual Interface Connectivity The SEGGER J-Link PRO is a high-performance debug probe that combines USB and Ethernet interfaces for maximum flexibility in embedded development. With download speeds up to 4 MB/s and support for remote debugging via Ethernet, this probe is ideal for professional development environments and test farms. Key Technical Features Dual Interface: USB 2.0 Hi-Speed and 100 Mbit/s Ethernet Target Interface: JTAG/SWD 20-pin standard connector Download Speed: Up to 4 MB/s via Ethernet, 3 MB/s via USB Target Voltage: 1.2V to 5V with automatic level detection Wiring Quick-Start Pin Signal Description 1 VTRef Target voltage reference (1.2V-5V) 2 NC Not connected 3 nRST Target reset (open drain) 5 TDI JTAG data input 7 TMS/SWDIO Test mode select / SWD data I/O 9 TCK/SWCLK Test clock / SWD clock 13 TDO/SWO JTAG data output / SWD trace output 15 nSRST System reset (optional) 19 VCC Target power supply (max 300mA) 4,6,8,10,12,14,16,18,20 GND Ground connections Ethernet Configuration The J-Link PRO supports DHCP by default and includes a built-in web server for easy network configuration. Access the configuration interface by connecting to the device's IP address in any web browser. Network Requirements: Standard Ethernet network with DHCP server. Static IP configuration available via web interface or J-Link Configurator. [Placeholder: J-Link PRO Ethernet connection diagram showing network setup] Software Integration Compatible with all major IDEs including SEGGER Embedded Studio, Keil µVision, IAR EWARM, Eclipse-based environments, and command-line tools via GDB Server. Includes licenses for: Unlimited Flash Breakpoints SEGGER Ozone debugger J-Flash programming software Real-Time Transfer (RTT) technology // Example RTT output setup #include "SEGGER_RTT.h" void debug_output(void) { SEGGER_RTT_WriteString(0, "Debug message via RTT\n"); }
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