USB To UART/I2C/SPI/JTAG Converter, Supports Multiple Interfaces, Compatible with 3.3V and 5V, Multiple Protection Circuits, Multiple Systems Support, Aluminum Alloy Case, Wall-mount & Rail-mount Support
JTAG USB OCD Programmer/Debugger for ARM processors - PGM-07834 - SparkFun Electronics
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AVR-JTAG-USB-A Olimex LTD | Development Boards, Kits, Programmers | DigiKey
USB JTAG for DSP TMS320 - PGM-09049 - SparkFun Electronics