Based on AT89C51 microcontroller digital input display analog calculator designed for the first time, when pressed to show " D1" second time, when pressed to show " D1D2" third, when pressed to show " D1D2D3" , 8 full-Show finished, and then press the button when you are not given " tick" Prompt tone.

29.两点间温度控制\29.两点间温度控制.doc
.................\Keil-C\STARTUP.A51
.................\......\STARTUP.LST
.................\......\STARTUP.OBJ
.................\......\temper
.................\......\temper.c
.................\......\temper.hex
.................\......\temper.lnp
.................\......\temper.LST
.................\......\temper.M51
.................\......\temper.OBJ
.................\......\temper.Opt
.................\......\temper.plg
.................\......\temper.Uv2
.................\......\temper.__i
.................\......\temper_Opt.Bak
.................\......\temper_Uv2.Bak
.................\Last Loaded temper.DBK
.................\temper.DSN
.................\temper.PWI
.1.拉幕式数码显示技术\21.拉幕式数码显示技术.doc
.....................\74LS138译码器引脚图，逻辑图及功能表.mht
.....................\display.DSN
.....................\display.PWI
.....................\Keil-C\display
.....................\......\display.c
.....................\......\display.hex
.....................\......\display.lnp
.....................\......\display.LST
.....................\......\display.M51
.....................\......\display.OBJ
.....................\......\display.Opt
.....................\......\display.plg
.....................\......\display.Uv2
.....................\......\display.__i
.....................\......\display_Opt.Bak
.....................\......\display_Uv2.Bak
.....................\......\STARTUP.A51
.....................\......\STARTUP.LST
.....................\......\STARTUP.OBJ
.....................\.....H\display
.....................\......\display.asm
.....................\......\display.hex
.....................\......\display.lnp
.....................\......\display.LST
.....................\......\display.M51
.....................\......\display.OBJ
.....................\......\display.Opt
.....................\......\display.plg
.....................\......\display.Uv2
.....................\......\display_Opt.Bak
.....................\......\display_Uv2.Bak
.....................\......\STARTUP.A51
.....................\Last Loaded display.DBK
.....................\问题.txt
.2.电子琴\22.电子琴.doc
.........\electronic organ .DSN
.........\electronic organ .PWI
.........\Keil-C\electronic organ
.........\......\electronic organ.c
.........\......\electronic organ.hex
.........\......\electronic organ.lnp
.........\......\electronic organ.LST
.........\......\electronic organ.M51
.........\......\electronic organ.OBJ
.........\......\electronic organ.Opt
.........\......\electronic organ.plg
.........\......\electronic organ.Uv2
.........\......\electronic organ.__i
.........\......\electronic organ_Opt.Bak
.........\......\electronic organ_Uv2.Bak
.........\......\STARTUP.A51
.........\......\STARTUP.LST
.........\......\STARTUP.OBJ
.........\.....H\electronic organ
.........\......\electronic organ.asm
.........\......\electronic organ.hex
.........\......\electronic organ.lnp
.........\......\electronic organ.LST
.........\......\electronic organ.M51
.........\......\electronic organ.OBJ
.........\......\electronic organ.Opt
.........\......\electronic organ.plg
.........\......\electronic organ.Uv2
.........\......\electronic organ._ia
.........\......\electronic organ_Opt.Bak
.........\......\electronic organ_Uv2.Bak
.........\......\STARTUP.A51
.........\......\STARTUP.LST
.........\......\STARTUP.OBJ
.........\Last Loaded electronic organ .DBK
.........\问题.txt
.3.模拟计算器数字输入及显示\23. 模拟计算器数字输入及显示.doc
...........................\counter .DSN
...........................\counter .PWI
...........................\Keil-C\counter
...........................\......\counter.c
...........................\......\counter.hex
...........................\......\counter.lnp
...........................\......\counter.LST

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