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📄 单片机试验 模拟计算器数字输入及显示.mht

📁 一些Ｃ语言单片机程序
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'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=B6=CB=BF=DA=D3=C3</SPAN><SPAN=20
        lang=3DEN-US>8</SPAN><SPAN=20
        style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=D0=BE=C5=C5=CF=DF=C1=AC=BD=D3=B5=BD=A1=B0</SPAN><SPAN=20
        lang=3DEN-US>4X4</SPAN><SPAN=20
        style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=D0=D0=C1=D0=CA=BD=BC=FC=C5=CC=A1=B1=C7=F8=D3=F2=D6=D0=B5=C4</SPA=
N><SPAN=20
        lang=3DEN-US>C1</SPAN><SPAN=20
        style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=A3=AD</SPAN><SPAN=20
        lang=3DEN-US>C4</SPAN><SPAN=20
        style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=A1=A1</SPAN><SPAN=20
        lang=3DEN-US>R1</SPAN><SPAN=20
        style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=A3=AD</SPAN><SPAN=20
        lang=3DEN-US>R4</SPAN><SPAN=20
        style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=B6=CB=BF=DA=C9=CF=A3=BB</SPAN></P>
        <P class=3DMsoNormal=20
        style=3D"MARGIN-LEFT: 36pt; TEXT-INDENT: -36pt; mso-list: l0 =
level1 lfo4; tab-stops: list 36.0pt"><SPAN=20
        lang=3DEN-US=20
        style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=A3=A83=A3=AE<SPAN=20
        style=3D"FONT: 7pt 'Times New =
Roman'">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;=20
        </SPAN></SPAN><SPAN=20
        style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=B0=D1=A1=B0=B5=A5=C6=AC=BB=FA=CF=B5=CD=B3=A1=B1=C7=F8=D3=F2=D6=D0=
=B5=C4</SPAN><SPAN=20
        lang=3DEN-US>P0.0</SPAN><SPAN=20
        style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=A3=AD</SPAN><SPAN=20
        lang=3DEN-US>P0.7</SPAN><SPAN=20
        style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=B6=CB=BF=DA=D3=C3</SPAN><SPAN=20
        lang=3DEN-US>8</SPAN><SPAN=20
        style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=D0=BE=C5=C5=CF=DF=C1=AC=BD=D3=B5=BD=A1=B0=B6=AF=CC=AC=CA=FD=C2=EB=
=CF=D4=CA=BE=A1=B1=C7=F8=D3=F2=D6=D0=B5=C4</SPAN><SPAN=20
        lang=3DEN-US>A</SPAN><SPAN=20
        style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=A3=AD</SPAN><SPAN=20
        lang=3DEN-US>H</SPAN><SPAN=20
        style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=B6=CB=BF=DA=C9=CF=A3=BB</SPAN></P>
        <P class=3DMsoNormal=20
        style=3D"MARGIN-LEFT: 36pt; TEXT-INDENT: -36pt; mso-list: l0 =
level1 lfo4; tab-stops: list 36.0pt"><SPAN=20
        lang=3DEN-US=20
        style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=A3=A84=A3=AE<SPAN=20
        style=3D"FONT: 7pt 'Times New =
Roman'">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;=20
        </SPAN></SPAN><SPAN=20
        style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=B0=D1=A1=B0=B5=A5=C6=AC=BB=FA=CF=B5=CD=B3=A3=BA=C7=F8=D3=F2=D6=D0=
=B5=C4</SPAN><SPAN=20
        lang=3DEN-US>P2.0</SPAN><SPAN=20
        style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=A3=AD</SPAN><SPAN=20
        lang=3DEN-US>P2.7</SPAN><SPAN=20
        style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=B6=CB=BF=DA=D3=C3</SPAN><SPAN=20
        lang=3DEN-US>8</SPAN><SPAN=20
        style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=D0=BE=C5=C5=CF=DF=C1=AC=BD=D3=B5=BD=A1=B0=B6=AF=CC=AC=CA=FD=C2=EB=
=CF=D4=CA=BE=A1=B1=C7=F8=D3=F2=D6=D0=B5=C4</SPAN><SPAN=20
        lang=3DEN-US>S1</SPAN><SPAN=20
        style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=A3=AD</SPAN><SPAN=20
        lang=3DEN-US>S8</SPAN><SPAN=20
        style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=B6=CB=BF=DA=C9=CF=A3=BB</SPAN></P>
        <P class=3DMsoNormal=20
        style=3D"MARGIN-LEFT: 18pt; TEXT-INDENT: -18pt; mso-list: l3 =
level1 lfo2; tab-stops: list 18.0pt"><B=20
        style=3D"mso-bidi-font-weight: normal"><I=20
        style=3D"mso-bidi-font-style: normal"><SPAN lang=3DEN-US=20
        style=3D"FONT-SIZE: 12pt; FONT-FAMILY: =
=D3=D7=D4=B2">4=A3=AE<SPAN=20
        style=3D"FONT: 7pt 'Times New Roman'"> </SPAN></SPAN></I></B><B=20
        style=3D"mso-bidi-font-weight: normal"><I=20
        style=3D"mso-bidi-font-style: normal"><SPAN=20
        style=3D"FONT-SIZE: 12pt; FONT-FAMILY: =
=D3=D7=D4=B2">=CF=E0=B9=D8=B3=CC=D0=F2=C9=E8=BC=C6=C4=DA=C8=DD<SPAN =
lang=3DEN-US><O:P>=20
        </O:P></SPAN></SPAN></I></B></P>
        <P class=3DMsoNormal=20
        style=3D"MARGIN-LEFT: 36pt; TEXT-INDENT: -36pt; mso-list: l6 =
level1 lfo5; tab-stops: list 36.0pt"><SPAN=20
        lang=3DEN-US=20
        style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=A3=A81=A3=AE<SPAN=20
        style=3D"FONT: 7pt 'Times New =
Roman'">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;=20
        </SPAN></SPAN><SPAN=20
        style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=D0=D0=C1=D0=CA=BD=BC=FC=C5=CC=CA=E4=C8=EB=BC=B0=B0=B4=BC=FC=B9=A6=
=C4=DC=C9=E8=B6=A8=A3=BB</SPAN></P>
        <P class=3DMsoNormal=20
        style=3D"MARGIN-LEFT: 36pt; TEXT-INDENT: -36pt; mso-list: l6 =
level1 lfo5; tab-stops: list 36.0pt"><SPAN=20
        lang=3DEN-US=20
        style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=A3=A82=A3=AE<SPAN=20
        style=3D"FONT: 7pt 'Times New =
Roman'">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;=20
        </SPAN></SPAN><SPAN=20
        style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=B6=AF=CC=AC=CA=FD=C2=EB=CF=D4=CA=BE=A3=BB</SPAN></P>
        <P class=3DMsoNormal=20
        style=3D"MARGIN-LEFT: 36pt; TEXT-INDENT: -36pt; mso-list: l6 =
level1 lfo5; tab-stops: list 36.0pt"><SPAN=20
        lang=3DEN-US=20
        style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=A3=A83=A3=AE<SPAN=20
        style=3D"FONT: 7pt 'Times New =
Roman'">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;=20
        </SPAN></SPAN><SPAN=20
        style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=CA=FD=C2=EB=CF=D4=CA=BE=B7=BD=CA=BD=B4=A6=C0=ED=A3=BB</SPAN></P>=

        <P class=3DMsoNormal=20
        style=3D"MARGIN-LEFT: 18pt; TEXT-INDENT: -18pt; mso-list: l3 =
level1 lfo2; tab-stops: list 18.0pt"><B=20
        style=3D"mso-bidi-font-weight: normal"><I=20
        style=3D"mso-bidi-font-style: normal"><SPAN lang=3DEN-US=20
        style=3D"FONT-SIZE: 12pt; FONT-FAMILY: =
=D3=D7=D4=B2">5=A3=AE<SPAN=20
        style=3D"FONT: 7pt 'Times New Roman'"> </SPAN></SPAN></I></B><B=20
        style=3D"mso-bidi-font-weight: normal"><I=20
        style=3D"mso-bidi-font-style: normal"><SPAN=20
        style=3D"FONT-SIZE: 12pt; FONT-FAMILY: =
=D3=D7=D4=B2">=BB=E3=B1=E0=D4=B4=B3=CC=D0=F2<SPAN lang=3DEN-US><O:P>=20
        </O:P></SPAN></SPAN></I></B></P>
        <P class=3DMsoNormal=20
        style=3D"TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; =
mso-char-indent-size: 10.5pt"><SPAN=20
        style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=A3=A8=C2=D4=A3=A9</SPAN></P>
        <P class=3DMsoNormal=20
        style=3D"MARGIN-LEFT: 1cm; TEXT-INDENT: -1cm; mso-list: l1 =
level1 lfo7; tab-stops: list 0cm"><SPAN=20
        lang=3DEN-US style=3D"FONT-SIZE: 12pt; FONT-FAMILY: 'Arial =
Black'">6=A3=AE<SPAN=20
        style=3D"FONT: 7pt 'Times New Roman'"> </SPAN></SPAN><B=20
        style=3D"mso-bidi-font-weight: normal"><I=20
        style=3D"mso-bidi-font-style: normal"><SPAN lang=3DEN-US=20
        style=3D"FONT-SIZE: 12pt; FONT-FAMILY: =
=D3=D7=D4=B2">C=D3=EF=D1=D4=D4=B4=B3=CC=D0=F2<O:P>=20
        </O:P></SPAN></I></B></P>
        <P class=3DMsoNormal=20
        style=3D"LINE-HEIGHT: 12pt; mso-line-height-rule: exactly"><SPAN =

        lang=3DEN-US=20
        style=3D"FONT-SIZE: 9pt; mso-fareast-font-family: 'Arial Unicode =
MS'">#include=20
        &lt;AT89X51.H&gt;<O:P> </O:P></SPAN></P>
        <P class=3DMsoNormal=20
        style=3D"LINE-HEIGHT: 12pt; mso-line-height-rule: exactly"><SPAN =

        lang=3DEN-US=20
        style=3D"FONT-SIZE: 9pt; mso-fareast-font-family: 'Arial Unicode =
MS'">&nbsp;<O:P>=20
        </O:P></SPAN></P>
        <P class=3DMsoNormal=20
        style=3D"LINE-HEIGHT: 12pt; mso-line-height-rule: exactly"><SPAN =

        lang=3DEN-US=20
        style=3D"FONT-SIZE: 9pt; mso-fareast-font-family: 'Arial Unicode =
MS'">unsigned=20
        char code =
dispcode[]=3D{0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,<O:P>=20
        </O:P></SPAN></P>
        <P class=3DMsoNormal=20
        style=3D"TEXT-INDENT: 121.5pt; LINE-HEIGHT: 12pt; =
mso-char-indent-count: 13.5; mso-char-indent-size: 9.0pt; =
mso-line-height-rule: exactly"><SPAN=20
        lang=3DEN-US=20
        style=3D"FONT-SIZE: 9pt; mso-fareast-font-family: 'Arial Unicode =
MS'">0x7f,0x6f,0x77,0x7c,0x39,0x5e,0x79,0x71,0x00};<O:P>=20
        </O:P></SPAN></P>
        <P class=3DMsoNormal=20
        style=3D"LINE-HEIGHT: 12pt; mso-line-height-rule: exactly"><SPAN =

        lang=3DEN-US=20
        style=3D"FONT-SIZE: 9pt; mso-fareast-font-family: 'Arial Unicode =
MS'">unsigned=20
        char code =
dispbitcode[]=3D{0xfe,0xfd,0xfb,0xf7,0xef,0xdf,0xbf,0x7f};<O:P>=20
        </O:P></SPAN></P>
        <P class=3DMsoNormal=20
        style=3D"LINE-HEIGHT: 12pt; mso-line-height-rule: exactly"><SPAN =

        lang=3DEN-US=20
        style=3D"FONT-SIZE: 9pt; mso-fareast-font-family: 'Arial Unicode =
MS'">unsigned=20
        char dispbuf[8]=3D{0,16,16,16,16,16,16,16};<O:P> =
</O:P></SPAN></P>
        <P class=3DMsoNormal=20
        style=3D"LINE-HEIGHT: 12pt; mso-line-height-rule: exactly"><SPAN =

        lang=3DEN-US=20
        style=3D"FONT-SIZE: 9pt; mso-fareast-font-family: 'Arial Unicode =
MS'">unsigned=20
        char dispbitcount;<O:P> </O:P></SPAN></P>
        <P class=3DMsoNormal=20
        style=3D"LINE-HEIGHT: 12pt; mso-line-height-rule: exactly"><SPAN =

        lang=3DEN-US=20
        style=3D"FONT-SIZE: 9pt; mso-fareast-font-family: 'Arial Unicode =
MS'">unsigned=20
        char temp;<O:P> </O:P></SPAN></P>
        <P class=3DMsoNormal=20
        style=3D"LINE-HEIGHT: 12pt; mso-line-height-rule: exactly"><SPAN =

        lang=3DEN-US=20
        style=3D"FONT-SIZE: 9pt; mso-fareast-font-family: 'Arial Unicode =
MS'">unsigned=20
        char i,j;<O:P> </O:P></SPAN></P>
        <P class=3DMsoNormal=20
        style=3D"LINE-HEIGHT: 12pt; mso-line-height-rule: exactly"><SPAN =

        lang=3DEN-US=20
        style=3D"FONT-SIZE: 9pt; mso-fareast-font-family: 'Arial Unicode =
MS'">unsigned=20
        char key;<O:P> </O:P></SPAN></P>
        <P class=3DMsoNormal=20
        style=3D"LINE-HEIGHT: 12pt; mso-line-height-rule: exactly"><SPAN =

        lang=3DEN-US=20
        style=3D"FONT-SIZE: 9pt; mso-fareast-font-family: 'Arial Unicode =
MS'">unsigned=20
        char keypos;<O:P> </O:P></SPAN></P>
        <P class=3DMsoNormal=20
        style=3D"LINE-HEIGHT: 12pt; mso-line-height-rule: exactly"><SPAN =

        lang=3DEN-US=20
        style=3D"FONT-SIZE: 9pt; mso-fareast-font-family: 'Arial Unicode =
MS'">bit=20
        alarmflag;<O:P> </O:P></SPAN></P>
        <P class=3DMsoNormal=20
        style=3D"LINE-HEIGHT: 12pt; mso-line-height-rule: exactly"><SPAN =

        lang=3DEN-US=20
        style=3D"FONT-SIZE: 9pt; mso-fareast-font-family: 'Arial Unicode =
MS'">&nbsp;<O:P>=20
        </O:P></SPAN></P>
        <P class=3DMsoNormal=20
        style=3D"LINE-HEIGHT: 12pt; mso-line-height-rule: exactly"><SPAN =

        lang=3DEN-US=20
        style=3D"FONT-SIZE: 9pt; mso-fareast-font-family: 'Arial Unicode =
MS'">void=20
        change(unsigned char *p,unsigned char count)<O:P> =
</O:P></SPAN></P>
        <P class=3DMsoNormal=20
        style=3D"LINE-HEIGHT: 12pt; mso-line-height-rule: exactly"><SPAN =

        lang=3DEN-US=20
        style=3D"FONT-SIZE: 9pt; mso-fareast-font-family: 'Arial Unicode =
MS'">{<O:P>=20
        </O:P></SPAN></P>
        <P class=3DMsoNormal=20
        style=3D"LINE-HEIGHT: 12pt; mso-line-height-rule: exactly"><SPAN =

        lang=3DEN-US=20
        style=3D"FONT-SIZE: 9pt; mso-fareast-font-family: 'Arial Unicode =
MS'"><SPAN=20
        style=3D"mso-spacerun: yes">&nbsp; </SPAN>while(count&gt;0)<O:P> =

        </O:P></SPAN></P>
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