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<p class=MsoNormal style='layout-grid-mode:char'><span style='font-family:宋體;
mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"'>只要焊</span><span
lang=EN-US>13</span><span style='font-family:宋體;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>根線就可以搞<span class=GramE>定這個</span>電路。基本原理：</span><span
lang=EN-US>RST</span><span class=GramE><span style='font-family:宋體;mso-ascii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>置高電平</span></span><span
style='font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>，然后向單片機串行發送</span></p>

<p class=MsoNormal style='layout-grid-mode:char'><span style='font-family:宋體;
mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"'>編程命令。</span><span
lang=EN-US>P1.7(SCK)</span><span style='font-family:宋體;mso-ascii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>輸入移位脈沖，</span><span
lang=EN-US>P1.6(MISO)</span><span style='font-family:宋體;mso-ascii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>串行輸出，</span><span
lang=EN-US>P1.5(MOSI)</span><span style='font-family:宋體;mso-ascii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>串行輸入</span><span
style='mso-bidi-font-size:10.5pt;font-family:宋體;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>（要了解詳細編程原理可以去看</span><span lang=EN-US
style='mso-bidi-font-size:10.5pt'>AT89S51</span><span style='mso-bidi-font-size:
10.5pt;font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>的數據手冊）</span><span style='font-family:宋體;mso-ascii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>。使用<span
class=GramE>并口發出</span>控制信號，</span><span lang=EN-US>74373</span><span
style='font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>只是用于信號轉換，因為<span class=GramE>并口直接</span>輸出高電平的電壓有點沒到位，使用其他芯片也可以，還有人提出直接<span
class=GramE>接</span>電阻。<span class=GramE>并口引腳</span></span><span lang=EN-US>1</span><span
style='font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>控制</span><span lang=EN-US>P1.7</span><span style='font-family:
宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"'>，引腳</span><span
lang=EN-US>14</span><span style='font-family:宋體;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>控制</span><span lang=EN-US>P1.5</span><span
style='font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>，引腳</span><span lang=EN-US>15</span><span style='font-family:
宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"'>讀</span><span
lang=EN-US>P1.6</span><span style='font-family:宋體;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>，引腳</span><span lang=EN-US>16</span><span
style='font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>控制</span><span lang=EN-US>RST</span><span style='font-family:
宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"'>，引腳</span><span
lang=EN-US>17</span><span style='font-family:宋體;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>接</span><span lang=EN-US>74373 LE</span><span
style='font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>（鎖存允許），</span><span lang=EN-US>18-25</span><span
style='font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>這些引腳都可以接地。建議在你的單片機系統板上做個</span><span lang=EN-US>6</span><span
style='font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>芯的接口。注意：被燒寫的單片機一定是最小系統（單片機已經接好電源，晶振，可以運行），</span><span
lang=EN-US>VCC</span><span style='font-family:宋體;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>，</span><span lang=EN-US>GND</span><span
style='font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>是給</span><span lang=EN-US>74373</span><span
style='font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>提供電源的。</span></p>

<p class=MsoNormal style='layout-grid-mode:char'><span lang=EN-US><o:p>&nbsp;</o:p></span></p>

<p class=MsoNormal style='text-indent:21.0pt;layout-grid-mode:char'><span
style='font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>還有一個方案：使用串口</span><span lang=EN-US>+</span><span
style='font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>單片機，這個方案已經用了半年了。電路稍微麻煩一點，速度比較快，而且可以燒</span><span lang=EN-US>AT89C51</span><span
style='font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>等等。其實許多器件編程原理差不多，由于我沒太多時間研究器件手冊，更沒有</span><span lang=EN-US>MONEY</span><span
style='font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>買一堆芯片來測試，所以只實現了幾個最常用單片機編程功能（</span><span lang=EN-US>AT89C51</span><span
style='font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>，</span><span lang=EN-US>C52</span><span style='font-family:
宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"'>，</span><span
lang=EN-US>C55</span><span style='font-family:宋體;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>，</span><span lang=EN-US>AT89S51</span><span
style='font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>，</span><span lang=EN-US>S52</span><span style='font-family:
宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"'>，</span><span
lang=EN-US>S53</span><span style='font-family:宋體;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>）。如果要燒寫其他單片機，你可以直接編寫底層控制子程序（例如，寫一個單元，讀一個單元，擦除</span><span
lang=EN-US>ROM</span><span style='font-family:宋體;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>的子程序）。如果有需要，我可以在器件選擇<span class=GramE>欄提供</span>一個“</span><span
lang=EN-US>X-CHIP</span><span style='font-family:宋體;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>”的選擇，“</span><span lang=EN-US>X-CHIP</span><span
style='font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>”的編程細節將由用戶自己去實現。當你仔細閱讀器件手冊后，會發現實現這些子程序其實好容易，這也是初學者學單片機編程的好課題。如果成功了會極大的提高你學單片機的積極性。</span></p>

<p class=MsoNormal style='text-indent:21.0pt;layout-grid-mode:char'><span
lang=EN-US><o:p>&nbsp;</o:p></span></p>

<p class=MsoNormal style='layout-grid-mode:char'><span style='font-family:宋體;
mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"'>軟件：</span></p>

<p class=MsoNormal style='layout-grid-mode:char'><span lang=EN-US><!--[if gte vml 1]><v:shape
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<p class=MsoNormal style='layout-grid-mode:char'><span style='font-family:宋體;
mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"'>這個軟件的通信，控制部分早在半年前就完成了，這回只是換了個界面和<span
class=GramE>加入并口下載</span>線的功能，希望你看到這個軟件不會想吐。使用<span class=GramE>很簡當</span>，有一點特別，當你用鼠標右鍵點擊按鈕后，可以把相關操作設置為自動模式（只有打開文件，擦除芯片，寫</span><span
lang=EN-US>FLASH ROM</span><span style='font-family:宋體;mso-ascii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>，讀</span><span
lang=EN-US>FLASH ROM</span><span style='font-family:宋體;mso-ascii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>，效驗數據</span> <span
style='font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>可以設置），點擊‘自動完成’后會依次完成這些操作，并在開始時檢測芯片。當“打開文件”設為自動后，第</span><span
lang=EN-US>2</span><span style='font-family:宋體;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>次<span class=GramE>燒寫同</span>一個文件時不必再去打開文件，軟件會自動刷新緩沖。軟件在</span><span
lang=EN-US>WIN XP</span><span style='font-family:宋體;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>，</span><span lang=EN-US>WIN 2000</span><span
style='font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>可以使用（管理員登陸的），在</span><span lang=EN-US>WIN 98 </span><span
style='font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>，</span><span lang=EN-US>WIN ME</span><span
style='font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>使用<span class=GramE>并口模式</span>時會更快些。這個軟件同時支持串口編程器和<span
class=GramE>并</span>口下載線。操作正常結束后會有聲音提示。如果沒有聲卡<span class=GramE>或聲卡爛</span>了，則聲音會從機箱揚聲器中發出。注意：記得在</span><span
lang=EN-US>CMOS</span><span style='font-family:宋體;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>設置中<span class=GramE>把并口</span>設為</span><span
lang=EN-US>ECP</span><span style='font-family:宋體;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>模式。</span></p>

<p class=MsoNormal style='layout-grid-mode:char'><span lang=EN-US><o:p>&nbsp;</o:p></span></p>

<p class=MsoNormal style='text-indent:21.0pt;layout-grid-mode:char'><span
style='font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>就這些東西，應該夠詳細吧，還有什么問題或遇到什么困難可以聯系我</span><span lang=EN-US>,</span><span
style='font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>軟件出現什么問題一定要通知我修正。祝你一次就搞定。</span></p>

<p class=MsoNormal style='text-indent:21.0pt;layout-grid-mode:char'><span
lang=EN-US>QQ</span><span style='font-family:宋體;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>：</span><span lang=EN-US>3813420<span
style='mso-spacerun:yes'>&nbsp;&nbsp; </span><a
href="mailto:%20Email:%20nie_zq@163.net"><span
style='mso-spacerun:yes'>&nbsp;</span>Email: nie_zq@163.net</a></span></p>

<p class=MsoNormal style='margin-left:294.0pt;text-indent:21.0pt;layout-grid-mode:
char'><span style='font-family:宋體;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>聶忠強</span></p>

<p class=MsoNormal><span lang=EN-US><o:p>&nbsp;</o:p></span></p>

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