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    • if you check the "use voice control area" check box on the sdcb controller, the phrase will be played with the preset volume value.
      if the check box is not checked, the volume setting of "ch vol" will be reflected.
      even if you change the volume setting during phrase playback, the volume during playback will not change.
    • products: speech synthesis lsis
    • the file formats that can be read by the speech lsi utility are as follows.
      file format: riff waveform audio format (extension: wav)
      sampling frequency: 4 to 96 [khz]
      bit resolution: 16[bit] or 8[bit]
      number of channels: 1 (monaural)
      codec: linear pcm
      in addition, stereotype files with two channels will be read after being converted to monaural type by the conversion function of the speech lsi utility.
    • products: speech synthesis lsis
    • please load the wav file into the lapis original tool speech lsi utility and convert it to data for speech synthesis lsi. you can replay the sound code data generated here.
    • products: speech synthesis lsis
    • the checksum cannot be confirmed on the speech lsi utility screen.
      it is described at the end of the information file (xxx.inf) generated when create rom is performed.
      the following is an example of the checksum at the end of the information file.
      in this case, the checksum is "6bf7h".

      check sum: 6bf7h
    • products: speech synthesis lsis
    • when creating sound code data with speech lsi utility, select 4.000mhz as the master clock frequency (fosc).
      this setting adjusts the sampling frequency to match the master clock frequency.

      related products: ml22530/q53x, ml22660/q66x

    • products: speech synthesis lsis
    • the speech synthesis algorithm can be selected for each phrase.
      please select when creating sound code data with the speech lsi utility.
    • products: speech synthesis lsis
    • you can adjust the volume with "chvol" and "volume".
      "chvol" is equivalent to the cvol command, and "volume" is equivalent to the avol command.

      related products: ml22420/460, ml22530/q53x, ml2256x/q563, ml2257x/q573, ml22594, ml22660/q66x, ml2272x/76x, ml2282x/86x, ml22q553

    • products: speech synthesis lsis
    • for riff wave files (* .wav), the bit precision corresponds to 16bit or 8bit. it does not support 24bit.
      please refer to "2.3.1. input files" of the speech lsi utility user's manual for the readable format.
    • products: speech synthesis lsis
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