1.. _hifive_unmatched: 2 3SiFive HiFive Unmatched 4####################### 5 6Overview 7******** 8 9The HiFive Unmatched is a development board with a SiFive FU740-C000 10multi-core 64bit RISC-V SoC. 11 12Programming and debugging 13************************* 14 15Building 16======== 17 18Applications for the ``hifive_unmatched`` board configuration can be built as 19usual (see :ref:`build_an_application`) using the corresponding board name: 20 21.. zephyr-app-commands:: 22 :board: hifive_unmatched 23 :goals: build 24 25Flashing 26======== 27 28Current version has not yet supported flashing binary to onboard Flash ROM. 29 30This board has USB-JTAG interface and this can be used with OpenOCD. 31Load applications on DDR and run as follows: 32 33.. code-block:: console 34 35 openocd -c 'bindto 0.0.0.0' \ 36 -f boards/riscv/hifive_unmatched/support/openocd_hifive_unmatched.cfg 37 riscv64-zephyr-elf-gdb build/zephyr/zephyr.elf 38 (gdb) target remote :3333 39 (gdb) c 40 41Debugging 42========= 43 44Refer to the detailed overview about :ref:`application_debugging`. 45