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游侠再次让卡西欧喷写血

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发表于 2009-2-6 15:27:07 | 显示全部楼层 |阅读模式
今早上没事干……研究计算器的键盘发现了一个惊人的秘密!先说K--点与芯片引脚的关系:首先,引脚是有序的,在引脚周围的线路上我们不难发现有带有数字白点。这就是这条线路与芯片引脚相对应的编号,它的起点是在:
18.jpg
 楼主| 发表于 2009-2-6 15:27:20 | 显示全部楼层
<P>下面把所有的K--点和引脚的对应编号发下:
<TABLE class=t_table cellSpacing=0 cellPadding=0 width="50%">
<TBODY>
<TR>
<TD>&nbsp;144</TD>
<TD>KI8&nbsp;</TD></TR>
<TR>
<TD>&nbsp;145</TD>
<TD>KI7&nbsp;&nbsp;</TD></TR>
<TR>
<TD>&nbsp;146</TD>
<TD>KI6&nbsp;</TD></TR>
<TR>
<TD>&nbsp;147</TD>
<TD>KI5&nbsp;&nbsp;</TD></TR>
<TR>
<TD>&nbsp;148</TD>
<TD>KI4</TD></TR>
<TR>
<TD>&nbsp;149</TD>
<TD>KI3&nbsp;</TD></TR>
<TR>
<TD>&nbsp;150</TD>
<TD>KI2&nbsp;</TD></TR>
<TR>
<TD>&nbsp;151</TD>
<TD>KI1&nbsp;</TD></TR>
<TR>
<TD>&nbsp;152</TD>
<TD>KO8</TD></TR>
<TR>
<TD>&nbsp;153</TD>
<TD>KO7</TD></TR>
<TR>
<TD>&nbsp;154</TD>
<TD>KO6</TD></TR>
<TR>
<TD>&nbsp;155</TD>
<TD>KO5</TD></TR>
<TR>
<TD>&nbsp;156</TD>
<TD>KO4</TD></TR>
<TR>
<TD>&nbsp;157</TD>
<TD>KO3</TD></TR>
<TR>
<TD>&nbsp;158</TD>
<TD>KO2</TD></TR>
<TR>
<TD>&nbsp;159</TD>
<TD>KO1</TD></TR></TBODY></TABLE></P>
<P>估计这个K表示Key(键)</P>
<P>I表示Input(输入)</P>
<P>O表示Output(输出)</P>
<P>&nbsp;</P>
 楼主| 发表于 2009-2-6 15:51:44 | 显示全部楼层
下面该是每个按键所对应的K--点了:
<TABLE class=t_table cellSpacing=0 cellPadding=0 width=500>
<TBODY>
<TR>
<TD>&nbsp;自检时改点的序号</TD>
<TD>KI点&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp;&nbsp; </TD>
<TD>&nbsp;KO点&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </TD></TR>
<TR>
<TD>&nbsp;1</TD>
<TD>&nbsp;8</TD>
<TD>&nbsp;1</TD></TR>
<TR>
<TD>&nbsp;2</TD>
<TD>&nbsp;8</TD>
<TD>&nbsp;2</TD></TR>
<TR>
<TD>&nbsp;3</TD>
<TD>&nbsp;8</TD>
<TD>&nbsp;3</TD></TR>
<TR>
<TD>&nbsp;4</TD>
<TD>&nbsp;8</TD>
<TD>&nbsp;4</TD></TR>
<TR>
<TD>&nbsp;5</TD>
<TD>&nbsp;8</TD>
<TD>&nbsp;5</TD></TR>
<TR>
<TD>&nbsp;6</TD>
<TD>&nbsp;7</TD>
<TD>&nbsp;1</TD></TR>
<TR>
<TD>&nbsp;7</TD>
<TD>&nbsp;7</TD>
<TD>&nbsp;2</TD></TR>
<TR>
<TD>&nbsp;8</TD>
<TD>&nbsp;7</TD>
<TD>&nbsp;3</TD></TR>
<TR>
<TD>&nbsp;9</TD>
<TD>&nbsp;7</TD>
<TD>&nbsp;4</TD></TR>
<TR>
<TD>&nbsp;10</TD>
<TD>&nbsp;7</TD>
<TD>&nbsp;5</TD></TR>
<TR>
<TD>&nbsp;11</TD>
<TD>&nbsp;7</TD>
<TD>&nbsp;6</TD></TR>
<TR>
<TD>&nbsp;12</TD>
<TD>&nbsp;6</TD>
<TD>&nbsp;1</TD></TR>
<TR>
<TD>&nbsp;13</TD>
<TD>&nbsp;6</TD>
<TD>&nbsp;2</TD></TR>
<TR>
<TD>&nbsp;14</TD>
<TD>&nbsp;6</TD>
<TD>&nbsp;3</TD></TR>
<TR>
<TD>&nbsp;15</TD>
<TD>&nbsp;6</TD>
<TD>&nbsp;4</TD></TR>
<TR>
<TD>&nbsp;16</TD>
<TD>&nbsp;6</TD>
<TD>&nbsp;5</TD></TR>
<TR>
<TD>&nbsp;17</TD>
<TD>&nbsp;6</TD>
<TD>&nbsp;6</TD></TR>
<TR>
<TD>&nbsp;18</TD>
<TD>&nbsp;5</TD>
<TD>&nbsp;1</TD></TR>
<TR>
<TD>&nbsp;19</TD>
<TD>&nbsp;5</TD>
<TD>&nbsp;2</TD></TR>
<TR>
<TD>&nbsp;20</TD>
<TD>&nbsp;5</TD>
<TD>&nbsp;3</TD></TR>
<TR>
<TD>&nbsp;21</TD>
<TD>&nbsp;5</TD>
<TD>&nbsp;4</TD></TR>
<TR>
<TD>&nbsp;22</TD>
<TD>&nbsp;5</TD>
<TD>&nbsp;5</TD></TR>
<TR>
<TD>&nbsp;23</TD>
<TD>&nbsp;5</TD>
<TD>&nbsp;6</TD></TR>
<TR>
<TD>&nbsp;24</TD>
<TD>&nbsp;4</TD>
<TD>&nbsp;1</TD></TR>
<TR>
<TD>&nbsp;25</TD>
<TD>&nbsp;4</TD>
<TD>&nbsp;2</TD></TR>
<TR>
<TD>&nbsp;26</TD>
<TD>&nbsp;4</TD>
<TD>&nbsp;3</TD></TR>
<TR>
<TD>&nbsp;27</TD>
<TD>&nbsp;4</TD>
<TD>&nbsp;4</TD></TR>
<TR>
<TD>&nbsp;28</TD>
<TD>&nbsp;4</TD>
<TD>&nbsp;5</TD></TR>
<TR>
<TD>&nbsp;29</TD>
<TD>&nbsp;4</TD>
<TD>&nbsp;6</TD></TR>
<TR>
<TD>&nbsp;30</TD>
<TD>&nbsp;3</TD>
<TD>&nbsp;1</TD></TR>
<TR>
<TD>&nbsp;31</TD>
<TD>&nbsp;3</TD>
<TD>&nbsp;2</TD></TR>
<TR>
<TD>&nbsp;32</TD>
<TD>&nbsp;3</TD>
<TD>&nbsp;3</TD></TR>
<TR>
<TD>&nbsp;33</TD>
<TD>&nbsp;3</TD>
<TD>&nbsp;4</TD></TR>
<TR>
<TD>&nbsp;34</TD>
<TD>&nbsp;3</TD>
<TD>&nbsp;5</TD></TR>
<TR>
<TD>&nbsp;35</TD>
<TD>&nbsp;2</TD>
<TD>&nbsp;1</TD></TR>
<TR>
<TD>&nbsp;36</TD>
<TD>&nbsp;2</TD>
<TD>&nbsp;2</TD></TR>
<TR>
<TD>&nbsp;37</TD>
<TD>&nbsp;2</TD>
<TD>&nbsp;3</TD></TR>
<TR>
<TD>&nbsp;38</TD>
<TD>&nbsp;2</TD>
<TD>&nbsp;4</TD></TR>
<TR>
<TD>&nbsp;39</TD>
<TD>&nbsp;2</TD>
<TD>&nbsp;5</TD></TR>
<TR>
<TD>&nbsp;40</TD>
<TD>&nbsp;1</TD>
<TD>&nbsp;1</TD></TR>
<TR>
<TD>&nbsp;41</TD>
<TD>&nbsp;1</TD>
<TD>&nbsp;2</TD></TR>
<TR>
<TD>&nbsp;42</TD>
<TD>&nbsp;1</TD>
<TD>&nbsp;3</TD></TR>
<TR>
<TD>&nbsp;43</TD>
<TD>&nbsp;1</TD>
<TD>&nbsp;4</TD></TR>
<TR>
<TD>&nbsp;44</TD>
<TD>&nbsp;1</TD>
<TD>&nbsp;5</TD></TR>
<TR>
<TD>&nbsp;45</TD>
<TD>&nbsp;5</TD>
<TD>&nbsp;7</TD></TR>
<TR>
<TD>&nbsp;46</TD>
<TD>&nbsp;4</TD>
<TD>&nbsp;7</TD></TR>
<TR>
<TD>&nbsp;47</TD>
<TD>&nbsp;3</TD>
<TD>&nbsp;7</TD></TR>
<TR>
<TD>&nbsp;48</TD>
<TD>&nbsp;2</TD>
<TD>&nbsp;7</TD></TR>
<TR>
<TD>&nbsp;49</TD>
<TD>&nbsp;1</TD>
<TD>&nbsp;7</TD></TR></TBODY></TABLE>
<P>&nbsp;</P>
<P>如果你在工作状态按表中连接KI-和KO-,屏幕就会有对应的反映。。。</P>
 楼主| 发表于 2009-2-6 16:55:11 | 显示全部楼层
<P>附张自己研究的电路图</P>
<P>按键那面的</P>
19.jpg
 楼主| 发表于 2009-2-6 16:55:33 | 显示全部楼层
那个掉的是153,有点不清
发表于 2009-2-6 18:22:21 | 显示全部楼层
貌似没啥用
发表于 2009-2-6 19:17:25 | 显示全部楼层
快成抄板的了
 楼主| 发表于 2009-2-8 17:57:28 | 显示全部楼层
<P>抄好的板</P>
按键电路.png

按键电路.emf

167.73 KB, 下载次数: 4

发表于 2009-2-26 19:58:54 | 显示全部楼层
good.
 楼主| 发表于 2009-12-21 23:23:57 | 显示全部楼层
回来掘坟了~~
不要以为这个图没有用……至少按键问题通过这个图可以解决……
还有这个图中电容部分和供电部分有待完善……
请高手们赐教~
发表于 2009-12-22 09:47:04 | 显示全部楼层
A、B版的这个。。。一样么?
 楼主| 发表于 2009-12-26 20:38:01 | 显示全部楼层
完全一样……B版的P(X)引脚部分没有漏在外面
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