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📄 [原创]轻松搞定液晶lcd1602--天空遨游.htm

📁 一个1602lcd的开发资料
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                                style="FONT-SIZE: 12pt; COLOR: #000000; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000"><SPAN 
                                style="COLOR: #000000">
                                <DIV class=MsoNormal 
                                style="MARGIN-LEFT: 18pt"><BR>&nbsp;com=com&lt;&lt;4;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;//低四位移到高四位</DIV>
                                <DIV class=MsoNormal 
                                style="MARGIN-LEFT: 18pt">&nbsp;</DIV>
                                <DIV class=MsoNormal 
                                style="MARGIN-LEFT: 18pt">&nbsp;SETBIT(LCD_PORT,E);&nbsp;&nbsp; 
                                //E=1<BR>&nbsp;LCD_PORT&amp;=0X0f;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;//清高四位<BR>&nbsp;LCD_PORT|=com&amp;0xf0;&nbsp;&nbsp;//写低四位</SPAN></SPAN></SPAN></DIV>
                                <DIV class=MsoNormal 
                                style="MARGIN-LEFT: 18pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000"><SPAN 
                                style="COLOR: #000000">&nbsp;CLRBIT(LCD_PORT,E);&nbsp;&nbsp; 
                                //E=0</SPAN></SPAN></SPAN></DIV>
                                <DIV class=MsoNormal 
                                style="MARGIN-LEFT: 18pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000"><SPAN 
                                style="COLOR: #000000">}</SPAN></SPAN></SPAN></DIV>
                                <DIV class=MsoNormal 
                                style="MARGIN-LEFT: 18pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000"><SPAN 
                                style="COLOR: #000000"></SPAN></SPAN></SPAN>&nbsp;</DIV>
                                <DIV class=MsoNormal 
                                style="MARGIN-LEFT: 18pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000"><SPAN 
                                style="COLOR: #000000"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000"><SPAN 
                                style="COLOR: #000000">二、写数据函数<SPAN 
                                style="COLOR: #ff0000">(四线模式数据要分两次写)</SPAN></SPAN></SPAN></SPAN></DIV>
                                <P align=left></SPAN></SPAN></SPAN></P>
                                <DIV class=MsoNormal 
                                style="MARGIN-LEFT: 18pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000"><SPAN 
                                style="COLOR: #000000"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000"><SPAN 
                                style="COLOR: #000000">void write_data(unsigned 
                                char 
                                data)</SPAN></SPAN></SPAN></SPAN></SPAN></SPAN></DIV>
                                <DIV class=MsoNormal 
                                style="MARGIN-LEFT: 18pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000"><SPAN 
                                style="COLOR: #000000"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000"><SPAN 
                                style="COLOR: #000000"></SPAN></SPAN></SPAN><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000"><SPAN 
                                style="COLOR: #000000">{</SPAN></SPAN></SPAN></SPAN></SPAN></SPAN></DIV>
                                <DIV class=MsoNormal 
                                style="MARGIN-LEFT: 18pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000"><SPAN 
                                style="COLOR: #000000"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000"><SPAN 
                                style="COLOR: #000000">&nbsp;delay_nus(16);&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 
                                //delay</SPAN></SPAN></SPAN></SPAN></SPAN></SPAN></DIV>
                                <DIV class=MsoNormal 
                                style="MARGIN-LEFT: 18pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000"><SPAN 
                                style="COLOR: #000000"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000"><SPAN 
                                style="COLOR: #000000"></SPAN></SPAN></SPAN></SPAN></SPAN></SPAN>&nbsp;</DIV>
                                <DIV class=MsoNormal 
                                style="MARGIN-LEFT: 18pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000"><SPAN 
                                style="COLOR: #000000"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000"><SPAN 
                                style="COLOR: #000000"></SPAN></SPAN></SPAN><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000"><SPAN 
                                style="COLOR: #000000">&nbsp;SETBIT(LCD_PORT,RS);&nbsp; 
                                //RS=1</SPAN></SPAN></SPAN></SPAN></SPAN></SPAN></DIV>
                                <DIV class=MsoNormal 
                                style="MARGIN-LEFT: 18pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000"><SPAN 
                                style="COLOR: #000000"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000"><SPAN 
                                style="COLOR: #000000"></SPAN></SPAN></SPAN></SPAN></SPAN></SPAN>&nbsp;</DIV>
                                <DIV class=MsoNormal 
                                style="MARGIN-LEFT: 18pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000"><SPAN 
                                style="COLOR: #000000"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000"><SPAN 
                                style="COLOR: #000000"></SPAN></SPAN></SPAN><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000"><SPAN 
                                style="COLOR: #000000">&nbsp;SETBIT(LCD_PORT,E);&nbsp;&nbsp; 
                                //E=1</SPAN></SPAN></SPAN></SPAN></SPAN></SPAN></DIV>
                                <DIV class=MsoNormal 
                                style="MARGIN-LEFT: 18pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000"><SPAN 
                                style="COLOR: #000000"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000"><SPAN 
                                style="COLOR: #000000"></SPAN></SPAN></SPAN><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000"><SPAN 
                                style="COLOR: #000000">&nbsp;LCD_PORT&amp;=0X0f;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 
                                //清高四位<BR>&nbsp;LCD_PORT|=com&amp;0xf0;&nbsp;&nbsp; 
                                //写高四位</SPAN></SPAN></SPAN></SPAN></SPAN></SPAN></DIV>
                                <DIV class=MsoNormal 
                                style="MARGIN-LEFT: 18pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000"><SPAN 
                                style="COLOR: #000000"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000"><SPAN 
                                style="COLOR: #000000">&nbsp;<SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000"><SPAN 
                                style="COLOR: #000000">CLRBIT(LCD_PORT,E);&nbsp;&nbsp; 
                                //E=0</SPAN></SPAN></SPAN></SPAN></SPAN></SPAN></SPAN></SPAN></SPAN></DIV>
                                <P align=left><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000"><SPAN 
                                style="COLOR: #000000"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000"><SPAN 
                                style="COLOR: #000000"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000"><SPAN 
                                style="COLOR: #000000"></SPAN></SPAN></SPAN></P>
                                <DIV class=MsoNormal 
                                style="MARGIN-LEFT: 18pt"><BR>&nbsp;data=data&lt;&lt;4;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;//低四位移到高四位</DIV>
                                <DIV class=MsoNormal 
                                style="MARGIN-LEFT: 18pt">&nbsp;</DIV>
                                <DIV class=MsoNormal 
                                style="MARGIN-LEFT: 18pt">&nbsp;SETBIT(LCD_PORT,E);&nbsp;&nbsp; 
                                //E=1<BR>&nbsp;LCD_PORT&amp;=0X0f;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;//清高四位<BR>&nbsp;LCD_PORT|=data&amp;0xf0;&nbsp;&nbsp;//写低四位</SPAN></SPAN></SPAN></SPAN></SPAN></SPAN></DIV>
                                <DIV class=MsoNormal 
                                style="MARGIN-LEFT: 18pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000"><SPAN 
                                style="COLOR: #000000"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000"><SPAN 
                                style="COLOR: #000000">&nbsp;</SPAN></SPAN></SPAN><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000"><SPAN 
                                style="COLOR: #000000">CLRBIT(LCD_PORT,E);&nbsp;&nbsp; 
                                //E=0</SPAN></SPAN></SPAN></SPAN></SPAN></SPAN></DIV>
                                <DIV class=MsoNormal 
                                style="MARGIN-LEFT: 18pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000"><SPAN 
                                style="COLOR: #000000"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000"><SPAN 
                                style="COLOR: #000000"></SPAN></SPAN></SPAN><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000"><SPAN 
                                style="COLOR: #000000">}</SPAN></SPAN></SPAN></SPAN></SPAN></SPAN></DIV>
                                <DIV class=MsoNormal 
                                style="MARGIN-LEFT: 18pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000"><SPAN 
                                style="COLOR: #000000"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000"><SPAN 
                                style="COLOR: #000000">三、初始化LCD1602函数</SPAN></SPAN></SPAN></SPAN></SPAN></SPAN></DIV>
                                <DIV class=MsoNormal 
                                style="MARGIN-LEFT: 18pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000"><SPAN 
                                style="COLOR: #000000"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000"><SPAN 
                                style="COLOR: #000000">void 
                                LCD_init(void)</SPAN></SPAN></SPAN></SPAN></SPAN></SPAN></DIV>
                                <DIV class=MsoNormal 
                                style="MARGIN-LEFT: 18pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000"><SPAN 
                                style="COLOR: #000000"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000"><SPAN 
                                style="COLOR: #000000">{</SPAN></SPAN></SPAN></SPAN></SPAN></SPAN></DIV>
                                <DIV class=MsoNormal 
                                style="MARGIN-LEFT: 18pt"><SPAN 
                                style="FONT-SIZE: 12pt; COLOR: #000000; FONT-FAMILY: 宋
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