<?xml version="1.0" ?>
<!DOCTYPE msxconfig SYSTEM 'msxconfig2.dtd'>
<msxconfig>

  <info>
    <manufacturer>Sharp</manufacturer>
    <code>HB-8000 v1.1</code>
    <release_year>1985</release_year>
    <description>Original white/gray model of the Hotbit, a 64kB Brazillian MSX1.</description>
    <type>MSX</type>
    <region>br</region>
  </info>

  <CassettePort/>

  <devices>

    <PPI id="ppi">
      <sound>
        <volume>16000</volume>
      </sound>
      <io base="0xA8" num="4"/>
      <keyboard_type>br_hotbit_1_1</keyboard_type>
      <has_keypad>false</has_keypad>
      <key_ghosting_sgc_protected>true</key_ghosting_sgc_protected>
      <code_kana_locks>false</code_kana_locks>
      <graph_locks>false</graph_locks>
    </PPI>

    <VDP id="VDP">
      <version>TMS9128</version>
      <io base="0x98" num="2"/>
      <saturation>50</saturation> <!-- LM1889 encoder -->
    </VDP>

    <PSG id="PSG">
      <sound>
        <volume>21000</volume>
      </sound>
      <io base="0xA0" num="4" type="IO"/>
      <ignorePortDirections>false</ignorePortDirections> <!-- not sure, but guess based on discrete PSG chip -->
    </PSG>

    <PrinterPort id="Printer Port">
      <io base="0x90" num="2"/>
    </PrinterPort>

    <primary slot="0">
      <ROM id="MSX BIOS with BASIC ROM">
        <rom>
          <filename>hotbit_1.1_basic-bios1.rom</filename>
          <sha1>663f8c512d04d213fa616b0db5eefe3774012a4b</sha1>
        </rom>
        <mem base="0x0000" size="0x8000"/>
      </ROM>
    </primary>

    <primary external="true" slot="1"/>

    <primary external="true" slot="2"/>

    <primary slot="3">
      <RAM id="Main RAM">
        <initialContent encoding="gz-base64">eJz7z/B/QOEAW/8fAASAf4E=</initialContent> <!-- line1 = (chr(0) + chr(255))*8; line2 = (chr(255) + chr(0))*8; line1 + line2; at least, as seen on Fábio Santos' machine -->
        <mem base="0x0000" size="0x10000"/>
      </RAM>
    </primary>

  </devices>

</msxconfig>
