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

  <info>
    <manufacturer>Hitachi</manufacturer>
    <code>MB-H70</code>
    <release_year>1985</release_year>
    <description>Luxurious and expandable MSX2, with 2 disk drives. Based on Mitsubishi ML-G30 model 2.</description>
    <type>MSX2</type>
    <region>jp</region>
  </info>

  <!-- Info taken by Peter Hanraets of his machine with serial number 151417.

  Photo on MSX.org shows:
  - NEC D780C-1 CPU

  The ROM (in the disk ROM area) contains this text:
	  This bios program is coded by T.Osada
	  This hardwear is developed by M.Ishikura
	  This casing is designed by N.Miyazaki
	  ML-G30EX is designed by S.TSUKAGOSI,H.TOKITA,H.TAKEI
	  Consumer's electric product development section
	  GUNMA Works , MITSHUBISHI ELECTLIC SOCIO TECH
  -->

  <MapperReadBackBits>largest</MapperReadBackBits>

  <CassettePort/>

  <devices>

    <Kanji id="Kanji ROM">
      <rom>
        <filename>mb-h70_kanjifont.rom</filename>
        <sha1>db03211b7db46899df41db2b1dfbec972109a967</sha1>
      </rom>
      <io base="0xD8" num="2" type="O"/>
      <io base="0xD9" num="1" type="I"/>
    </Kanji>

    <PPI id="ppi">
      <io base="0xA8" num="8"/> <!-- S-3527 mirrors -->
      <sound>
        <volume>16000</volume>
      </sound>
      <keyboard_type>jp_jis</keyboard_type>
      <has_keypad>true</has_keypad>
      <key_ghosting_sgc_protected>true</key_ghosting_sgc_protected>
      <code_kana_locks>true</code_kana_locks>
      <graph_locks>false</graph_locks>
    </PPI>

    <VDP id="VDP">
      <version>V9938</version>
      <vram>128</vram>
      <io base="0x98" num="8" type="O"/> <!-- S-3527 mirrors -->
      <io base="0x98" num="8" type="I"/> <!-- S-3527 mirrors -->
    </VDP>

    <PSG id="PSG">
      <type>YM2149</type> <!-- in S-3527 MSX-ENGINE -->
      <keyboardlayout>JIS</keyboardlayout>
      <sound>
        <volume>21000</volume>
      </sound>
      <io base="0xA0" num="8" type="IO"/> <!-- S-3527 mirrors -->
      <ignorePortDirections>true</ignorePortDirections> <!-- not sure, but guess based on use of Engine IC -->
    </PSG>

    <RTC id="Real time clock">
      <sramname>mb-h70.cmos</sramname>
      <io base="0xB4" num="2" type="O"/>
      <io base="0xB5" num="1" type="I"/>
    </RTC>

    <PrinterPort id="Printer Port">
      <io base="0x90" num="8" type="IO"/> <!-- S-3527 mirrors -->
      <status_readable_on_all_ports>true</status_readable_on_all_ports> <!-- S-3527 property -->
    </PrinterPort>

    <primary slot="0">
      <ROM id="MSX BIOS with BASIC ROM">
        <rom>
          <filename>mb-h70_basic-bios2.rom</filename>
          <sha1>a8ccbe66c05d5a8f68e1163a88e07f2d82bf241b</sha1>
        </rom>
        <mem base="0x0000" size="0x8000"/>
      </ROM>
    </primary>

    <primary external="true" slot="1"/> <!-- Front slot -->

    <primary external="true" slot="2"/> <!-- Back slot 1, behind plate -->

    <primary slot="3">

      <secondary slot="0">
        <ROM id="MSX Sub ROM">
          <rom>
            <filename>mb-h70_msx2sub.rom</filename>
            <sha1>0fbd45ef3dd7bb82d4c31f1947884f411f1ca344</sha1>
          </rom>
          <mem base="0x0000" size="0x4000"/>
        </ROM>
        <WD2793 id="Memory Mapped FDC">
          <connectionstyle>Philips</connectionstyle>
          <broken_fdc_read>false</broken_fdc_read>
          <drives>2</drives>
          <rom>
            <sha1>6608250065bfb43b309147a81711b77cb3067a02</sha1>
            <filename>mb-h70_disk.rom</filename>
          </rom>
          <mem base="0x4000" size="0x4000"/>
        </WD2793>
      </secondary>

      <secondary external="true" slot="1"/> <!-- Back slot 2, behind plate -->

      <secondary slot="2">
        <MemoryMapper id="Main RAM">
          <mem base="0x0000" size="0x10000"/>
          <initialContent encoding="hex">0000FFFFFFFF0000</initialContent>
          <size>128</size>
        </MemoryMapper>
      </secondary>

      <secondary external="true" slot="3"/> <!-- Back slot 3, behind plate -->

    </primary>

  </devices>

</msxconfig>
