<?xml version="1.0" ?>

<!DOCTYPE msxconfig SYSTEM 'msxconfig2.dtd'>

<msxconfig>

  <info>

    <manufacturer>Toshiba</manufacturer>

    <code>HX-20E</code>

    <release_year>1985</release_year>

    <description>MSX1 sold in Spain, with 64kB RAM, RAM disk feature and embedded English Word Processor.</description>

    <type>MSX</type>

    <region>eu</region>

  </info>

  <!-- All info based on the machine of Isaac Santaolalla with serial 200075

       CPU: Sharp LH0080A

       VDP: T6950

       TCX-1012 present

       PSG: GI AY-3-8910A

       Other chips: Toshiba TMM23256P (32kB ROM), TC53257P (32kB ROM), 8x TMM4164AP-15 (8kB RAM), 2x MB81416-12 (VRAM) 

       VDP 4k/16k has effct: NO

       VDP has address latch: NO

       VDP sprite clones (?): NO

       VDP has screen 2 mirrored mode: NO

       VDP has mode 3 mixed mode: YES

       Z80 scf: 01ED29ED01FC29FC (standard)

       Z80 cpl: 3AFF12D7 (standard)

       Z80 out (c),0: 0 (MSX)

       PSG pin 6/7 quirk: C (YES)

       PSGmask: AY8910

       As the manuals were in Spanish and it seems to appear only in Spain, it

       seems to be a machine for the Spanish market, with an international

       (non-Spanish!) keyboard.

  -->

  <CassettePort/>

  <devices>

    <PPI id="ppi">

      <sound>

        <volume>16000</volume>

      </sound>

      <io base="0xA8" num="4"/>

      <keyboard_type>int</keyboard_type>

      <has_keypad>false</has_keypad>

      <key_ghosting_sgc_protected>false</key_ghosting_sgc_protected>

      <code_kana_locks>false</code_kana_locks>

      <graph_locks>false</graph_locks>

    </PPI>

    <VDP id="VDP">

      <version>T6950PAL</version>

      <io base="0x98" num="2"/>

    </VDP>

    <PSG id="PSG">

      <type>AY8910</type>

      <sound>

        <volume>21000</volume>

        <balance channel="1">0</balance>

        <balance channel="2">0</balance>

        <balance channel="3">0</balance>

      </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>hx-20E_basic-bios.rom</filename>

          <sha1>829c00c3114f25b3dae5157c0a238b52a3ac37db</sha1>

        </rom>

        <mem base="0x0000" size="0x8000"/>

      </ROM>

      <RAM id="Main RAM page 2, 3">

        <mem base="0x8000" size="0x8000"/>

        <initialContent encoding="gz-base64">eJxjYEAF/9EAAIeYD/E=</initialContent> <!-- See lower -->

      </RAM>

    </primary>

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

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

    <primary slot="3">

      <secondary slot="0">

        <RAM id="Main RAM page 0, 1">

          <mem base="0x0000" size="0x8000"/>

          <initialContent encoding="gz-base64">eJxjYEAF/9EAAIeYD/E=</initialContent> <!-- initial pattern: 16x0x00, 16x0xFF, etc. -->

        </RAM>

      </secondary>

      <secondary slot="3">

        <ROM id="Word Processor ROM">

          <rom>

            <sha1>9f7cfa932bd7dfd0d9ecaadc51655fb557c2e125</sha1>

            <filename>hx-20E_wordprocessor.rom</filename>

          </rom>

          <mem base="0x4000" size="0x8000"/> <!-- Not mirrored! -->

        </ROM>

      </secondary>

    </primary>

  </devices>

</msxconfig>