📄 lcd12864程序(不锁存) -- venus121's blog.mht
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*str);<BR>void lcd_shuzi_wr(uchar posx,uchar posy,uchar *=20
shuzi);<BR>void lcd_num_wr(uchar row,uchar col,uchar n,uchar=20
*str);<BR>void lcd_bmp_wr(uchar posx,uchar posy,uchar wth,uchar =
hgh,uchar=20
*bmp);<BR>void lcd_rol();<BR>void lcd_init();<BR>void dela=
y(uint=20
nms); //=E5=BB=B6=E6=97=B6 n =
ms</P>
<P><BR>/****************=E5=AD=90=E5=87=BD=E6=95=B0**********************=
*/<BR>void lcd_cmd_wr(uchar=20
cmdcode, uchar=20
right) //=E5=86=99=E6=8C=87=E4=BB=A4<BR>{<BR> chk_busy(ri=
ght);<BR> if(right =3D=3D=20
1) //=E5=A6=82=E6=9E=9Cright =EF=BC=9D=20
1=EF=BC=8C=E5=88=99=E5=AF=B9=E5=8F=B3=E5=8D=8A=E9=83=A8=E8=BF=9B=E8=A1=8C=
=E8=AF=BB=E5=86=99<BR> {<BR> RLCD_CMD_WR =3D=20
cmdcode;<BR> }<BR> else //=E5=90=A6=
=E5=88=99=E5=86=99=E5=B7=A6=E5=8D=8A=E9=83=A8LCD<BR> {<BR> &nbs=
p;LLCD_CMD_WR=20
=3D cmdcode;<BR> }<BR>}</P>
<P>void lcd_data_wr(uchar ldata, uchar=20
right) //=E5=AF=B9LCD=E8=BF=9B=E8=A1=8C=E6=95=B0=E6=8D=AE=E8=AF=
=BB=E5=86=99=EF=BC=8C<BR>{<BR> chk_busy(right); //=E6=A3=80=
=E6=B5=8BLCD=E5=BF=99<BR> if(right=20
=3D=3D 1)<BR> {<BR> RLCD_DATA_WR =3D=20
ldata;<BR> }<BR> else<BR> {<BR> LLCD_DATA_WR =
=3D=20
ldata;<BR> }<BR>}</P>
<P>void lcd_busy_rd(uchar right)<BR>{<BR> if( right =3D=3D=20
1)<BR> {<BR> =20
RLCD_CMD_RD;<BR> }<BR> else<BR> {<BR> =20
LLCD_CMD_RD; <BR> }<BR>}</P>
<P>void chk_busy(uchar =
right) //=E6=A3=80=E6=B5=8BLCD=E5=BF=99,right =3D 1=20
=E4=B8=BA=E5=8F=B3=E5=8D=8A=E9=83=A8=EF=BC=8C<BR>{<BR> lcd_busy_rd(r=
ight); //right =3D=20
0=E4=B8=BA=E5=B7=A6=E5=8D=8A=E9=83=A8=EF=BC=8C=E9=81=87=E5=BF=99=E7=AD=89=
=E5=BE=85<BR> while(busy); <BR>}</P>
<P>void delay(uint =
nms) //=E5=BB=B6=E6=97=B6=E7=A8=8B=E5=BA=8F<BR>{<BR> uint=
=20
i;<BR> for(; nms > 0; nms--)<BR> for(i =3D 0; i < =
500;=20
i++);<BR>}</P>
<P>void lcd_init() //LCD=E5=88=9D=E5=A7=8B=E5=8C=96=
<BR>{<BR> uint=20
k;<BR> lcd_cmd_wr(0x3e+1,0); //=E5=B7=A6=E5=8D=8A=E9=83=A8=
=E6=98=BE=E7=A4=BA=E5=BC=80<BR> lcd_cmd_wr(0xc0+0,0); //=E5=
=B7=A6=E5=8D=8A=E9=83=A8=E9=A1=B6=E8=A1=8C=E4=B8=BA=E7=AC=AC0=E8=A1=8C<BR=
> lcd_cmd_wr(0xb8+0,0); //=E8=AE=BE=E5=AE=9A=E5=B7=A6=E5=8D=
=8A=E9=83=A8=E9=A1=B5=E5=9C=B0=E5=9D=80<BR> lcd_cmd_wr(0x40+0,0);&nb=
sp; //=E8=AE=BE=E5=AE=9A=E5=B7=A6=E5=8D=8A=E9=83=A8=E5=88=97=E5=9C=B0=
=E5=9D=80</P>
<P> lcd_cmd_wr(0x3e+1,1); //=E5=8F=B3=E5=8D=8A=E9=83=A8=E6=
=98=BE=E7=A4=BA=E5=BC=80<BR> lcd_cmd_wr(0xc0+0,1); //=E5=8F=
=B3=E5=8D=8A=E9=83=A8=E9=A1=B6=E8=A1=8C=E8=AE=BE=E5=AE=9A=E4=B8=BA=E7=AC=AC=
0=E8=A1=8C<BR> lcd_cmd_wr(0x40+0,1); //=E8=AE=BE=E5=AE=9A=
=E5=88=97=E5=9C=B0=E5=9D=80<BR> lcd_cmd_wr(0xb8+0,1); //=E8=
=AE=BE=E5=AE=9A=E9=A1=B5=E5=9C=B0=E5=9D=80</P>
<P> for(k =3D 0; k < 256;=20
k++) //LCD=E5=B1=8F=E5=88=9D=E5=A7=8B=E5=8C=96<BR> {<BR> &=
nbsp;lcd_data_wr(0x00,0);<BR> lcd_data_wr(0x00,1);<BR> }<BR>&nb=
sp;lcd_cmd_wr(0xb8+4,0);<BR> lcd_cmd_wr(0x40+0,0);<BR> //=E5=8F=
=B3=E9=A1=B5<BR> lcd_cmd_wr(0xb8+4,1);<BR> lcd_cmd_wr(0x40+0,1)=
;<BR> for(k=20
=3D 0; k < 256; k++) //=E8=BF=99=E4=B8=AAFOR=20
=E5=BE=AA=E7=8E=AF=E8=AF=AD=E5=8F=A5=E6=98=AF=E4=B8=BA=E4=BA=86=E6=B8=85=E6=
=A5=9A=E4=B8=8D=E6=98=BE=E7=A4=BA=E5=AD=97=E7=9A=84=E9=83=A8=E5=88=86<BR>=
{<BR> lcd_data_wr(0x00,0);<BR> lcd_data_wr(0x=
00,1);<BR> }=20
<BR>}</P>
<P>void lcd_hanzi_wr1(uchar posx,uchar posy,uchar *=20
hanzi) //=E5=AF=B9LCD=E5=9C=A8=E6=8C=87=E5=AE=9A=E4=BD=8D=E7=BD=
=AE=E5=86=99=E5=85=A5=E5=8D=95=E4=B8=AA=E6=B1=89=E5=AD=97<BR>{<BR> u=
char i;<BR> if(posy <=20
4) //posy < 4=20
=E5=9C=A8=E5=B7=A6=E5=8D=8A=E9=83=A8=E5=86=99<BR> {<BR> l=
cd_cmd_wr(0xb8+2*posx,0);<BR> lcd_cmd_wr(0x40+16*posy,0);<BR>&=
nbsp; for(i=20
=3D 0; i < 16;=20
i++)<BR> {<BR> lcd_data_wr(hanzi[2*i],0);&nbs=
p;<BR> }<BR> lcd_cmd_wr(0xb8+2*posx+1,0);<BR> =
lcd_cmd_wr(0x40+16*posy,0);<BR> for(i=20
=3D 0; i < 16;=20
i++)<BR> {<BR> lcd_data_wr(hanzi[2*i+1],0);<B=
R> }<BR> }<BR> else //=E5=90=A6=E5=88=99=E5=
=9C=A8=E5=8F=B3=E5=8D=8A=E9=83=A8=E5=86=99<BR> {<BR> lcd_=
cmd_wr(0xb8+posx*2,1);<BR> lcd_cmd_wr(0x40+16*(posy-4),1);<BR>=
for(i=20
=3D 0; i < 16;=20
i++)<BR> {<BR> lcd_data_wr(hanzi[2*i],1);&nbs=
p;<BR> }<BR> lcd_cmd_wr(0xb8+2*posx+1,1);<BR> =
lcd_cmd_wr(0x40+16*(posy-4),1);<BR> for(i=20
=3D 0; i < 16;=20
i++)<BR> {<BR> lcd_data_wr(hanzi[2*i+1],1);<B=
R> }<BR> }<BR>}</P>
<P>void lcd_hanzi_wr(uchar posx,uchar posy,uchar *=20
hanzi) //=E5=AF=B9LCD=E5=9C=A8=E6=8C=87=E5=AE=9A=E4=BD=8D=E7=BD=
=AE=E5=86=99=E5=85=A5=E5=8D=95=E4=B8=AA=E6=B1=89=E5=AD=97<BR>{<BR> u=
char i;<BR> if(posy <=20
4) //posy < 4=20
=E5=9C=A8=E5=B7=A6=E5=8D=8A=E9=83=A8=E5=86=99<BR> {<BR> l=
cd_cmd_wr(0xb8+2*posx,0); =20
// =
=E5=B7=A6=E5=8D=8A=E9=83=A8=E9=A1=B5=E5=9C=B0=E5=9D=80 &=
nbsp; =
=E7=9B=B8=E5=BD=93=E4=BA=8E=E6=98=AF=E8=A1=8C=E6=89=AB=E6=8F=8F =20
//=E4=B8=8A=E5=8D=8A=E9=83=A8=E5=88=86=E7=9A=84=E6=B1=89=E5=AD=97<BR>&nbs=
p; lcd_cmd_wr(0x40+16*posy,0); =20
// =20
=E5=B7=A6=E5=8D=8A=E9=83=A8=E5=88=97=E5=9C=B0=E5=9D=80 &=
nbsp; =20
=E5=88=97=E6=89=AB=E6=8F=8F<BR> for(i =3D 0; i < 16; =
i++) =20
//<BR> {<BR> lcd_data_wr(hanzi[i],0); <B=
R> }<BR> lcd_cmd_wr(0xb8+2*posx+1,0); =20
// =E5=90=8C=E4=B8=8A,//=E4=B8=8B=E5=8D=8A=E9=83=A8=E4=BB=BD=E7=9A=84=
=E6=B1=89=E5=AD=97<BR> lcd_cmd_wr(0x40+16*posy,0);<BR> &n=
bsp;for(i=20
=3D 16; i < 32;=20
i++)<BR> {<BR> lcd_data_wr(hanzi[i],0);<BR>&n=
bsp; }</P>
<P> } =20
<BR> else //=E5=90=A6=E5=88=99=E5=9C=A8=E5=8F=B3=E5=8D=8A=
=E9=83=A8=E5=86=99<BR> {<BR> lcd_cmd_wr(0xb8+posx*2,1);<B=
R> lcd_cmd_wr(0x40+16*(posy-4),1);<BR> for(i=20
=3D 0; i < 16;=20
i++)<BR> {<BR> lcd_data_wr(hanzi[i],1); =
<BR> }<BR> lcd_cmd_wr(0xb8+2*posx+1,1);<BR> &n=
bsp;lcd_cmd_wr(0x40+16*(posy-4),1);<BR> for(i=20
=3D 16; i < 32;=20
i++)<BR> {<BR> lcd_data_wr(hanzi[i],1);<BR>&n=
bsp; }</P>
<P> }<BR>}</P>
<P><BR>void lcd_str_wr(uchar row,uchar col,uchar n,uchar=20
*str) =20
//=E8=A1=8C,=E5=B7=A6=E5=8F=B3LCD=E7=9A=84=E6=B1=89=E5=AD=97=E4=B8=AA=E6=95=
=B0(<4=E5=B0=B1=E5=86=99=E5=9C=A8=E5=B7=A6=E8=BE=B9.=E5=90=A6=E5=88=99=
=E5=B0=B1=E5=86=99=E5=9C=A8=E5=8F=B3=E8=BE=B9),=E8=A1=A8=E7=A4=BA=E8=BF=99=
=E4=B8=80=E8=A1=8C=E5=86=99=E5=87=A0=E4=B8=AA=E6=B1=89=E5=AD=97,=E7=AC=AC=
=E5=87=A0=E4=B8=AA=E6=B1=89=E5=AD=97=E7=9A=84=E4=BB=A3=E7=A0=81<BR>{<BR>&=
nbsp;uchar=20
i;<BR> for(i =3D 0 ; i < n; i++)<BR> {<BR> if( =
col >=20
7)<BR> {<BR> row++; &n=
bsp; &nb=
sp; &nbs=
p;  =
; =20
//=E8=A1=A8=E7=A4=BA=E8=A1=8C=E5=8A=A0=E4=B8=80=E8=A1=8C<BR> &=
nbsp;col =3D col -=20
8;  =
; =20
//=E6=8D=A2=E4=BA=86=E4=B8=80=E8=A1=8C,=E5=B0=B1=E7=9B=B8=E5=BA=94=E7=9A=84=
=E6=AF=8F=E8=A1=8C=E6=B1=89=E5=AD=97=E7=9A=84=E8=AE=A1=E7=AE=97=E4=B8=AA=E6=
=95=B0=E4=B9=9F=E5=BA=94=E8=AF=A5=E7=9B=B8=E5=BA=94=E7=9A=84=E4=BB=8E0=E5=
=BC=80=E5=A7=8B=E9=87=8D=E6=96=B0=E8=AE=A1=E6=95=B0<BR> }<BR>&=
nbsp; lcd_hanzi_wr(row,col,str+i*32);<BR> col++; <BR=
> }<BR>}</P>
<P>void lcd_shuzi_wr(uchar posx,uchar posy,uchar *=20
shuzi) <BR>{<BR> uchar i;<BR> if(posy <=20
8) //posy < 8=20
=E5=9C=A8=E5=B7=A6=E5=8D=8A=E9=83=A8=E5=86=99<BR> {<BR> l=
cd_cmd_wr(0xb8+2*posx,0);<BR> lcd_cmd_wr(0x40+8*posy,0);<BR>&n=
bsp; for(i=20
=3D 0; i < 8;=20
i++)<BR> {<BR> lcd_data_wr(shuzi[i],0); =
<BR> }<BR> =20
<BR> lcd_cmd_wr(0xb8+2*posx+1,0);<BR> lcd_cmd_wr(0x=
40+8*posy,0);<BR> for(i=20
=3D 8; i < 16;=20
i++)<BR> {<BR> lcd_data_wr(shuzi[i],0);<BR>&n=
bsp; }<BR> }<BR> else //=E5=90=A6=E5=88=99=E5=9C=
=A8=E5=8F=B3=E5=8D=8A=E9=83=A8=E5=86=99 <BR> {<BR> l=
cd_cmd_wr(0xb8+posx*2,1);<BR> lcd_cmd_wr(0x40+8*(posy-8),1);<B=
R> for(i=20
=3D 0; i < 8;=20
i++)<BR> {<BR> lcd_data_wr(shuzi[i],1); =
<BR> }<BR> =20
lcd_cmd_wr(0xb8+2*posx+1,1);<BR> lcd_cmd_wr(0x40+8*(posy-8),1)=
;<BR> for(i=20
=3D 8; i < 16;=20
i++)<BR> {<BR> lcd_data_wr(shuzi[i],1);<BR>&n=
bsp; } =20
<BR> }<BR>}</P>
<P><BR>void lcd_num_wr(uchar row,uchar col,uchar n,uchar=20
*str)<BR>{<BR> uchar i;<BR> for(i =3D 0 ; i < n;=20
i++)<BR> {<BR> if( col >=20
15)<BR> {<BR> row++;<BR> col=
=3D col=20
-=20
16; <BR> }<BR> lcd_shuzi_wr(row,col,str+i*16);=
<BR> col++; <BR> }<BR>}<BR>void lcd_bmp_wr(ucha=
r=20
posx,uchar posy,uchar wth,uchar hgh,uchar *bmp) //posx =
=E5=8F=96=E5=80=BC=E4=B8=BA0~3,posy =3D=20
0~128,=E5=9B=BE=E7=89=87=E7=9A=84=E9=95=BFwth=E5=92=8C=E5=AE=BDhgh=E5=BF=85=
=E9=A1=BB=E4=B8=BA8=E7=9A=84=E5=80=8D=E6=95=B0<BR>{<BR> uchar=20
i,j; &nb=
sp; //=E8=BF=99=E9=87=8C=E8=A1=8Cposx=E5=A6=82=E6=9E=
=9C=E4=B8=8D=E5=8F=968=E7=9A=84=E5=80=8D=E6=95=B0=EF=BC=8C=E5=88=99=E8=A6=
=81=E5=8F=A6=E5=A4=96=E7=AE=97<BR> hgh=20
=3Dhgh/8;</P>
<P> for(i =3D 0; i < hgh;=20
i++)<BR> { <BR> if(posy <=20
64) //<BR> {<BR>  =
; lcd_cmd_wr(0xb8+posx+i,0); =20
//=E6=B1=89=E5=AD=97=E7=9A=84=E4=B8=8A=E5=8D=8A=E9=83=A8=E4=BB=BD,=E7=9B=B8=
=E5=BD=93=E4=BA=8E=E5=9B=BE=E7=89=87=E5=8D=A0=E7=94=A8=E7=9A=84=E7=AC=AC=E4=
=B8=80=E4=B8=AA=E6=B1=89=E5=AD=97=E7=9A=84=E4=B8=8A=E5=8D=8A=20
,=E5=8A=A0=E6=8C=87=E6=98=8E=E6=98=AF=E5=9C=A8LCD=E7=9A=84=E5=B7=A6,;<BR>=
lcd_cmd_wr(0x40+posy,0); =20
// =
=E4=B8=8B=E5=8D=8A=E9=83=A8=E4=BB=BD,....................................=
... =20
...................<BR> for(j =3D 0; j <=20
wth;j++) =20
<BR> {<BR> lcd_data_wr(bmp[=
32*i+j],0); //=E7=9B=B8=E5=BD=93=E4=BA=8E=E5=BC=80=E4=B8=AA=E6=
=B1=89=E5=AD=97=E8=BF=9B=E8=A1=8C=E6=89=AB=E6=8F=8F=E7=9A=84=E4=B8=80=E8=A1=
=8C,=E8=BF=99=E6=97=B6=E4=B8=A4=E4=B8=AA=E4=BB=A3=E7=A0=81=E6=89=8D=E6=98=
=AF=E4=B8=80=E4=B8=AA=E7=82=B9=E9=98=B5=E7=9A=84=E4=B8=80=E8=A1=8C,=E4=B8=
=8D=E6=98=AF=E4=B8=80=E8=A1=8C=E6=B1=89=E5=AD=97<BR> &nb=
sp;}<BR> }<BR> else<BR> &nbs=
p;{<BR> lcd_cmd_wr(0xb8+posx+i,1);<BR> =
lcd_cmd_wr(0x40+posy-64,1);<BR> for(j =
=3D 0; j < wth;=20
j++)<BR> {<BR> lcd_data_wr(=
bmp[32*i+j],1);<BR> }<BR> }<BR>&n=
bsp; }<BR> }</P>
<P> void lcd_rol() //=E5=90=91=E4=B8=
=8A=E6=BB=9A=E5=B1=8F<BR> {<BR> uchar=20
i;<BR> for(i =3D 0; i < 64;=20
i++)<BR> {<BR> lcd_cmd_wr(0xc0+i,0); =
// =20
=E5=8F=AA=E8=A6=81D7=E6=98=AF=E9=AB=98=E7=94=B5=E5=B9=B3,=E5=B0=B1=E5=8F=AF=
=E4=BB=A5=E4=BA=86,b0=E5=92=8Cc0=E9=83=BD=E6=98=AF=E4=B8=80=E6=A0=B7=E7=9A=
=84.<BR> lcd_cmd_wr(0xc0+i,1); =20
// =20
.......................................<BR> delay(8);<BR> =
;}</P>
<P> }</P>
<P><BR>void lcd_clear()<BR>{ uchar i,j;<BR> =20
for(i=3D0;i<4;i++)<BR> =
for(j=3D0;j<8;j++)<BR> =20
lcd_str_wr(i,j,1,clear); </P>
<P> } </P>
<P><BR>/****************=E4=B8=BB=E5=87=BD=E6=95=B0**********************=
*/</P>
<P>void main()<BR>{ uchar i;<BR> =
uchar=20
d0,d1,d2,d3,d4,d5,d6,d7;<BR> uchar=20
v0,v1,v2,v3;<BR> d0=3D0,d1=3D0,d2=3D0,d3=3D0,d4=3D0,d5=3D0,d6=3D0,d7=
=3D1;<BR> v3=3D4,v2=3D2,v1=3D0,v0=3D5;<BR> lcd_init();<BR> =
;lcd_clear();<BR> &nb⌨️ 快捷键说明
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