NCO Block Incorrectly Uses System Clock - NCO Block Incorrectly Uses System Clock Description The DSP Builder advanced blockset NCO block uses the system clock when reading or writing the Avalon bus, even when you specify a separate bus clock. Resolution This issue has no workaround and is scheduled to be fixed in a future version of DSP Builder. Custom Fields values: ['novalue'] Troubleshooting novalue True ['novalue'] ['FPGA Dev Tools Quartus II Software'] 12.1 12.0 ['Programmable Logic Devices'] ['novalue'] ['novalue'] ['novalue']