本频率计具有测周、测频、测量占空比等基本功能，能自动换档
........................................................\baseclk.acf
........................................................\baseclk.fit
........................................................\baseclk.hex
........................................................\baseclk.hif
........................................................\baseclk.mmf
........................................................\baseclk.ndb
........................................................\baseclk.pin
........................................................\baseclk.pof
........................................................\baseclk.rpt
........................................................\baseclk.snf
........................................................\baseclk.sof
........................................................\BASECLK.sym
........................................................\baseclk.ttf
........................................................\baseclk.vhd
........................................................\change.acf
........................................................\change.fit
........................................................\change.hex
........................................................\change.hif
........................................................\change.mmf
........................................................\change.ndb
........................................................\change.pin
........................................................\change.pof
........................................................\change.rpt
........................................................\change.scf
........................................................\change.snf
........................................................\change.sof
........................................................\CHANGE.sym
........................................................\change.ttf
........................................................\change.vhd
........................................................\clockmux.acf
........................................................\clockmux.fit
........................................................\clockmux.hex
........................................................\clockmux.hif
........................................................\clockmux.mmf
........................................................\clockmux.ndb
........................................................\clockmux.pin
........................................................\clockmux.pof
........................................................\clockmux.rpt
........................................................\clockmux.scf
........................................................\clockmux.snf
........................................................\clockmux.sof
........................................................\CLOCKMUX.sym
........................................................\clockmux.ttf
........................................................\CLOCKMUX.VHD
........................................................\counter.acf
........................................................\counter.fit
........................................................\counter.hex
........................................................\counter.hif
........................................................\counter.mmf
........................................................\counter.ndb
........................................................\counter.pin
........................................................\counter.pof
........................................................\counter.rpt
........................................................\counter.scf
........................................................\counter.snf
........................................................\counter.sof
........................................................\COUNTER.sym
........................................................\counter.ttf
.....................................