修改后的过零检测，输出数据有整数部分和偏移部分组成\ad_block.bsf
..................................................\ad_block.vhd
..................................................\clk_adminstrator.bsf
..................................................\clk_adminstrator.vhd
..................................................\clk_gen.bsf
..................................................\clk_gen.vhd
..................................................\command_contral.bsf
..................................................\command_contral.vhd
..................................................\dat10_2.hex
..................................................\.b\add_sub_34i.tdf
..................................................\..\add_sub_44i.tdf
..................................................\..\add_sub_b4i.tdf
..................................................\..\add_sub_j2i.tdf
..................................................\..\add_sub_k2i.tdf
..................................................\..\add_sub_l2i.tdf
..................................................\..\add_sub_m2i.tdf
..................................................\..\add_sub_q2i.tdf
..................................................\..\altsyncram_7tv.tdf
..................................................\..\altsyncram_8rv.tdf
..................................................\..\altsyncram_lsv.tdf
..................................................\..\dpl.asm.qmsg
..................................................\..\dpl.asm_labs.ddb
..................................................\..\dpl.cbx.xml
..................................................\..\dpl.cmp.cdb
..................................................\..\dpl.cmp.hdb
..................................................\..\dpl.cmp.logdb
..................................................\..\dpl.cmp.qrpt
..................................................\..\dpl.cmp.rdb
..................................................\..\dpl.cmp.tdb
..................................................\..\dpl.cmp0.ddb
..................................................\..\dpl.cmp2.ddb
..................................................\..\dpl.dbp
..................................................\..\dpl.db_info
..................................................\..\dpl.eco.cdb
..................................................\..\dpl.eds_overflow
..................................................\..\dpl.fit.qmsg
..................................................\..\dpl.fnsim.hdb
..................................................\..\dpl.fnsim.qmsg
..................................................\..\dpl.hier_info
..................................................\..\dpl.hif
..................................................\..\dpl.map.cdb
..................................................\..\dpl.map.hdb
..................................................\..\dpl.map.logdb
..................................................\..\dpl.map.qmsg
..................................................\..\dpl.pre_map.cdb
..................................................\..\dpl.pre_map.hdb
..................................................\..\dpl.psp
..................................................\..\dpl.rtlv.hdb
..................................................\..\dpl.rtlv_sg.cdb
..................................................\..\dpl.rtlv_sg_swap.cdb
..................................................\..\dpl.sgdiff.cdb
..................................................\..\dpl.sgdiff.hdb
..................................................\..\dpl.signalprobe.cdb
..................................................\..\dpl.sim.qmsg
..................................................\..\dpl.sim.qrpt
..................................................\..\dpl.sim.rdb
..................................................\..\dpl.sim.vwf
..................................................\..\dpl.sld_design_entry.sci
..................................................\..\dpl.sld_design_entry_dsc.sci
..................................................\..\dpl