<?xml version="1.0" ?>

<!DOCTYPE msxconfig SYSTEM 'msxconfig2.dtd'>

<msxconfig>

<!--

  Data provided by Danilo Angelo ("DamnedAngel") from machine with serial 129168

  IDENT says: dvik says VDP is V9938/58: NO

              TMS91xx/TMS9xxx/TMS9xxx

              screen 2 mirrored mode: YES

              mode 3 mixed mode: YES

              Z80 scf: 01C529ED01D429FC (dunno)

              z80 cpl: 3AFF12D7 (standard)

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

              PSG pin 6/7 quirk: C (YES)

              PSGmask; AY8910-like

  Photos show:

  VDP (IC3): TMS9118NL

  PPI (IC5): NEC D8255AC-5

  CPU (IC1): SHARP LH0080A

  PSG (IC26): GI AY-3-8910A

  ROM (IC12): HN613256P

  ROM (IC11): HN613128P

  ROM (IC2): OKI M60222

  VRAM (IC14, IC15): TMS4416-15NL

  RAM (IC7-IC10): 4x MB81416-12 

  MSXMEM shows slot 3 contains firmware, slot 1 and 2 are external.

  The speed-control button/option is not emulated.

-->

  <info>

    <manufacturer>Hitachi</manufacturer>

    <code>MB-H21</code>

    <release_year>1984</release_year>

    <description>32kB Japanese MSX1 with built in software and speed control (which is not emulated).</description>

    <type>MSX</type>

    <region>jp</region>

  </info>

  <CassettePort/>

  <devices>

    <PPI id="ppi">

      <sound>

        <volume>16000</volume>

      </sound>

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

      <keyboard_type>jp_ansi</keyboard_type>

      <has_keypad>false</has_keypad>

      <key_ghosting_sgc_protected>false</key_ghosting_sgc_protected>

      <code_kana_locks>true</code_kana_locks>

      <graph_locks>false</graph_locks>

    </PPI>

    <VDP id="VDP">

      <version>TMS9118</version>

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

    </VDP>

    <PSG id="PSG">

      <type>AY8910</type>

      <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>mb-h21_basic-bios1.rom</filename>

          <sha1>302afb5d8be26c758309ca3df611ae69cced2821</sha1>

        </rom>

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

      </ROM>

      <RAM id="Main RAM">

        <initialContent encoding="hex">FF00</initialContent>

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

      </RAM>

    </primary>

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

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

    <primary slot="3">

      <ROM id="MB-H21 Firmware">

        <rom>

          <filename>mb-h21_firmware.rom</filename>

          <sha1>a2665c7c4b95171ace72c66d9bae4309329eb0ac</sha1>

        </rom>

        <mem base="0x4000" size="0x4000"/>

      </ROM>

    </primary>

  </devices>

</msxconfig>