gap8Boards bought before 102019 contains GAP8 version 1 and use a USB B plug for JTAG while the ones bought after contains version 2 and use a USB micro B for JTAG. Hereafter you can findGAP8 is a RISC-V and PULP (Parallel Ultra-Low-Power Processing Platform) open-source platform based IoT application processor. It enables cost-effective development, deployment