软件程序 ........\ISD1720 ........\ISD1720.ASM ........\ISD1720.hex ........\ISD1720.lnp ........\ISD1720.LST ........\ISD1720.M51 ........\ISD1720.OBJ ........\ISD1720.Opt ........\ISD1720.plg ........\ISD1720.Uv2 ........\ISD1720_Opt.Bak ........\ISD1720_Uv2.Bak ........\STARTUP.A51 ........\STARTUP.LST ........\STARTUP.OBJ