Description: Software delay to P3.4 pin output two signals, 1kHz and 2kHz frequency, and changes every second time, alternately. Voice control switch K to do.
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jiuhuchechesheng\jiuhuche
................\jiuhuche.hex
................\jiuhuche.lnp
................\jiuhuche.M51
................\jiuhuche.Opt
................\jiuhuche.plg
................\jiuhuche.Uv2
................\jiuhuche_Uv2.Bak
................\救护车车声.C
................\救护车车声.LST
................\救护车车声.OBJ
jiuhuchechesheng