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    <title>topic MC9S12DJ128 - EEPROM Use Problem in S12 / MagniV Microcontrollers</title>
    <link>https://community.nxp.com/t5/S12-MagniV-Microcontrollers/MC9S12DJ128-EEPROM-Use-Problem/m-p/164963#M5342</link>
    <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;P&gt;Dear All.&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;I want use to EEPROM.&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;but Datasheet is not Register.&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;Ex) EADDRHI, EADDRLO, EDATAHI, EDATALO&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;So, I have not been able to continue longer.&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;I think EEPROM use ...&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;initEEPROM&lt;/P&gt;&lt;P&gt;{&lt;/P&gt;&lt;P&gt;EPROT = 0x88; // EEPROM block can be programmed and erased&lt;BR /&gt;&amp;nbsp;// EP = 0 =&amp;gt; Protected sector Size 64bytes&lt;BR /&gt;// EPDIS = 1 =&amp;gt; Protection disabled&lt;BR /&gt;// EPOPEN = 1 =&amp;gt; Enabled for Program or Erase&lt;BR /&gt;&lt;BR /&gt;ECLKDIV = 0x16;&lt;BR /&gt;// EDIV0~8 =22 =&amp;gt;&lt;BR /&gt;// PRDIV8 =0 =&amp;gt; The oscillator clock is divided by 8 before feeding into the clock divider&lt;BR /&gt;// EDIVLD =0 =&amp;gt; Register has been written&lt;/P&gt;&lt;P&gt;}&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;setEEPROM(unsigned int ADDR, unsigned int DATA)&lt;/P&gt;&lt;P&gt;{&lt;/P&gt;&lt;P&gt;ECMD = 0x20; //Word program&lt;/P&gt;&lt;P&gt;EADDR = ADDR;&lt;/P&gt;&lt;P&gt;EDATA = DATA;&lt;/P&gt;&lt;P&gt;}&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;When you do this, as will be seen....&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;I would like to know how to use EEPROM.&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;Register also...&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;Thank you...&amp;nbsp;&lt;/P&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
    <pubDate>Mon, 21 May 2012 22:08:00 GMT</pubDate>
    <dc:creator>Kr_Blue</dc:creator>
    <dc:date>2012-05-21T22:08:00Z</dc:date>
    <item>
      <title>MC9S12DJ128 - EEPROM Use Problem</title>
      <link>https://community.nxp.com/t5/S12-MagniV-Microcontrollers/MC9S12DJ128-EEPROM-Use-Problem/m-p/164963#M5342</link>
      <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;P&gt;Dear All.&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;I want use to EEPROM.&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;but Datasheet is not Register.&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;Ex) EADDRHI, EADDRLO, EDATAHI, EDATALO&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;So, I have not been able to continue longer.&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;I think EEPROM use ...&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;initEEPROM&lt;/P&gt;&lt;P&gt;{&lt;/P&gt;&lt;P&gt;EPROT = 0x88; // EEPROM block can be programmed and erased&lt;BR /&gt;&amp;nbsp;// EP = 0 =&amp;gt; Protected sector Size 64bytes&lt;BR /&gt;// EPDIS = 1 =&amp;gt; Protection disabled&lt;BR /&gt;// EPOPEN = 1 =&amp;gt; Enabled for Program or Erase&lt;BR /&gt;&lt;BR /&gt;ECLKDIV = 0x16;&lt;BR /&gt;// EDIV0~8 =22 =&amp;gt;&lt;BR /&gt;// PRDIV8 =0 =&amp;gt; The oscillator clock is divided by 8 before feeding into the clock divider&lt;BR /&gt;// EDIVLD =0 =&amp;gt; Register has been written&lt;/P&gt;&lt;P&gt;}&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;setEEPROM(unsigned int ADDR, unsigned int DATA)&lt;/P&gt;&lt;P&gt;{&lt;/P&gt;&lt;P&gt;ECMD = 0x20; //Word program&lt;/P&gt;&lt;P&gt;EADDR = ADDR;&lt;/P&gt;&lt;P&gt;EDATA = DATA;&lt;/P&gt;&lt;P&gt;}&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;When you do this, as will be seen....&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;I would like to know how to use EEPROM.&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;Register also...&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;Thank you...&amp;nbsp;&lt;/P&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
      <pubDate>Mon, 21 May 2012 22:08:00 GMT</pubDate>
      <guid>https://community.nxp.com/t5/S12-MagniV-Microcontrollers/MC9S12DJ128-EEPROM-Use-Problem/m-p/164963#M5342</guid>
      <dc:creator>Kr_Blue</dc:creator>
      <dc:date>2012-05-21T22:08:00Z</dc:date>
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