<?xml version="1.0" ?>

<!DOCTYPE msxconfig SYSTEM 'msxconfig2.dtd'>

<msxconfig>

  <info>

    <manufacturer>Sony</manufacturer>

    <code>HB-75</code>

    <release_year>1984</release_year>

    <description>Basic Japanese MSX1 with 64kB RAM and built in Personal Databank software.</description>

    <description/>

    <type>MSX</type>

    <region>jp</region>

  </info>

<!-- 

Information from serial 204812 kindly provided by Peter Hanraets:

    ident.bas:

    4/16k effect: YES (TMS99xx)

    address latch: NO (TMS9xxx)

    sprite clones (?): YES (TMS9xxx)

    mirrored mode: YES

    mixed mode: YES

    Z80 scf: 01E539ED01FC29FC (dunno)

    Z80 cpl: 3AF12D7 (standard)

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

    PSG pin 6/7 quirk: C (YES)

    PSGmask: YM2149 like

    No RGB output, unlike e.g. HB-75P!

    No MSX-ENGINE (based on HB-75P, not verified!)

-->

  <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>TMS9918A</version>

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

    </VDP>

    <PSG id="PSG">

      <type>YM2149</type>

      <keyboardlayout>50on</keyboardlayout>

      <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>hb-75_basic-bios1.rom</filename>

          <sha1>302afb5d8be26c758309ca3df611ae69cced2821</sha1>

        </rom>

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

      </ROM>

      <ROM id="Personal Data Bank">

        <rom>

          <filename>hb-75_firmware.rom</filename>

          <sha1>5f26319aec3354a94e2a98e07b2c70046bc45417</sha1>

        </rom>

        <mem base="0x8000" size="0x4000"/>

      </ROM>

    </primary>

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

    <primary slot="2">

      <RAM id="Main RAM">

        <initialContent encoding="gz-base64">eJz7////fwYg+D9A9EDaDaIBBIB/gQ==</initialContent> <!-- a = chr(255)*4; b = chr(0)*4; l1 = a+b+a+b; l2 = b+a+b+a; pattern = 8*l1 + 8*l2 -->

        <mem base="0x0000" size="0x10000"/>

      </RAM>

    </primary>

    <primary external="true" slot="3"/> <!-- This is actually only a non-standard expansion connector on the back -->

  </devices>

</msxconfig>