FPGA implementation of the program to achieve DDS functions, control can be achieved with sine wave output of the microcontroller. Changes in the external circuit with the DA and the reference voltage, adjustable output voltage can be achieved.

DDS_8b_zy_02\add_jcq_1_8.bsf
............\add_jcq_1_8.vhd
............\add_jcq_1_8.vhd.bak
............\clk_cp_ch.bsf
............\clk_cp_ch.vhd
............\db\altsyncram_ea71.tdf
............\..\DDS_8b_01.asm.qmsg
............\..\DDS_8b_01.asm_labs.ddb
............\..\DDS_8b_01.cbx.xml
............\..\DDS_8b_01.cmp.bpm
............\..\DDS_8b_01.cmp.cdb
............\..\DDS_8b_01.cmp.ecobp
............\..\DDS_8b_01.cmp.hdb
............\..\DDS_8b_01.cmp.kpt
............\..\DDS_8b_01.cmp.logdb
............\..\DDS_8b_01.cmp.rdb
............\..\DDS_8b_01.cmp.tdb
............\..\DDS_8b_01.cmp0.ddb
............\..\DDS_8b_01.cmp2.ddb
............\..\DDS_8b_01.cmp_merge.kpt
............\..\DDS_8b_01.db_info
............\..\DDS_8b_01.eco.cdb
............\..\DDS_8b_01.fit.qmsg
............\..\DDS_8b_01.hier_info
............\..\DDS_8b_01.hif
............\..\DDS_8b_01.map.bpm
............\..\DDS_8b_01.map.cdb
............\..\DDS_8b_01.map.ecobp
............\..\DDS_8b_01.map.hdb
............\..\DDS_8b_01.map.kpt
............\..\DDS_8b_01.map.logdb
............\..\DDS_8b_01.map.qmsg
............\..\DDS_8b_01.map_bb.cdb
............\..\DDS_8b_01.map_bb.hdb
............\..\DDS_8b_01.map_bb.hdbx
............\..\DDS_8b_01.map_bb.logdb
............\..\DDS_8b_01.pre_map.cdb
............\..\DDS_8b_01.pre_map.hdb
............\..\DDS_8b_01.psp
............\..\DDS_8b_01.rpp.qmsg
............\..\DDS_8b_01.rtlv.hdb
............\..\DDS_8b_01.rtlv_sg.cdb
............\..\DDS_8b_01.rtlv_sg_swap.cdb
............\..\DDS_8b_01.sgate.rvd
............\..\DDS_8b_01.sgate_sm.rvd
............\..\DDS_8b_01.sgdiff.cdb
............\..\DDS_8b_01.sgdiff.hdb
............\..\DDS_8b_01.sld_design_entry.sci
............\..\DDS_8b_01.sld_design_entry_dsc.sci
............\..\DDS_8b_01.syn_hier_info
............\..\DDS_8b_01.tan.qmsg
............\..\DDS_8b_01.tis_db_list.ddb
............\..\DDS_8b_01.tmw_info
............\..\prev_cmp_DDS_8b_01.asm.qmsg
............\..\prev_cmp_DDS_8b_01.fit.qmsg
............\..\prev_cmp_DDS_8b_01.map.qmsg
............\..\prev_cmp_DDS_8b_01.qmsg
............\..\prev_cmp_DDS_8b_01.tan.qmsg
............\DDS_8b_01.asm.rpt
............\DDS_8b_01.bdf
............\DDS_8b_01.done
............\DDS_8b_01.dpf
............\DDS_8b_01.fit.rpt
............\DDS_8b_01.fit.smsg
............\DDS_8b_01.fit.summary
............\DDS_8b_01.flow.rpt
............\DDS_8b_01.map.rpt
............\DDS_8b_01.map.summary
............\DDS_8b_01.pin
............\DDS_8b_01.pof
............\DDS_8b_01.qpf
............\DDS_8b_01.qsf
............\DDS_8b_01.qws
............\DDS_8b_01.sof
............\DDS_8b_01.tan.rpt
............\DDS_8b_01.tan.summary
............\incremental_db\compiled_partitions\DDS_8b_01.root_partition.cmp.atm
............\..............\...................\DDS_8b_01.root_partition.cmp.dfp
............\..............\...................\DDS_8b_01.root_partition.cmp.hdbx
............\..............\...................\DDS_8b_01.root_partition.cmp.kpt
............\..............\...................\DDS_8b_01.root_partition.cmp.logdb
............\..............\...................\DDS_8b_01.root_partition.cmp.rcf
............\..............\...................\DDS_8b_01.root_partition.map.atm
............\..............\...................\DDS_8b_01.root_partition.map.dpi
............\..............\...................\DDS_8b_01.root_partition.map.hdbx
............\..............\...................\DDS_8b_01.root_partition.map.kpt
............\..............\README
............\jcq.bsf
............\jcq.vhd
............\jcq_1_8.bsf
............\jcq_1_8.vhd
............\leijiaqi.bsf
............\leijiaqi.vhd
............\ROM_sin01.bsf
............\ROM_sin01.inc
............\ROM_sin01.qip
............\ROM_sin01.vhd
............\ROM_sin01_wave0.jpg
............\ROM_sin01_waveforms.html
............\sin_rom01.mif

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