In system with only three keys of the keyboard , entering two numbers from the keyboard, including integer and fractional and identify the two were displayed in another place of LCD , then the two numbers multiplied. Finally, in the third place, the results are displayed .the display with 19264LCD and microcontroller with C8051F020.

LCD19264_08
...........\ExtDll.iex
...........\LCD_RT19264_08_s.c
...........\LCD_RT19264_08_u.LST
...........\LCD_RT19264_08_u.OBJ
...........\LCD_RT19264_08_u.c
...........\LCD_RT19264_08_u.c.bak
...........\numCalcu
...........\numCalcu.M51
...........\numCalcu.hex
...........\numCalcu.lnp
...........\numCalcu.plg
...........\numCalcu.uvopt
...........\numCalcu.uvproj
...........\numCalcu_uvopt.bak
...........\numCalcu_uvproj.bak
...........\调试说明.txt

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