<?xml version="1.0" ?>

<!DOCTYPE msxconfig SYSTEM 'msxconfig2.dtd'>

<msxconfig>

  <info>

    <manufacturer>Yamaha</manufacturer>

    <code>SX-100</code>

    <release_year>1985</release_year>

    <description>A funky game oriented MSX with 32kB RAM.</description>

    <type>MSX</type>

    <region>jp</region>

  </info>

<!-- Thanks to Peter Hanraets for the information from his machine with serial

     number 005938.

     ident.bas:

     4k/16k: NO

     address latch: NO

     sprite clones: NO

     screen 2 mirrored mode: YES

     mode 3 mixed mode: YES

     (last VDP test not sure, probably has Yamaha YM2220)

     Z80 scf: 01ED29ED01FC29FC (standard)

     Z80 cpl: 3AFF12D7 (standard)

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

     PSG pin 6/7 quirk: C (YES)

     PSGmask: YM2149 like

     Only uses 6W of power, according to the type plate :)

     It probably has an S-3527 MSX engine chip, like the Victor HC-30.

-->

  <CassettePort/>

  <devices>

    <PPI id="ppi">

      <sound>

        <volume>16000</volume>

      </sound>

      <io base="0xA8" num="8"/> <!-- S-3527 mirrors -->

      <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>YM2220NTSC</version>

      <io base="0x98" num="8"/> <!-- S-3527 mirrors -->

    </VDP>

    <PSG id="PSG">

      <type>YM2149</type> <!-- in S-3527 MSX-ENGINE -->

      <keyboardlayout>50on</keyboardlayout>

      <sound>

        <volume>21000</volume>

      </sound>

      <io base="0xA0" num="8" type="IO"/> <!-- S-3527 mirrors -->

      <ignorePortDirections>false</ignorePortDirections> <!-- not sure, but guess based on discrete PSG chip -->

    </PSG>

    <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">

      <RAM id="Main RAM">

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

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

      </RAM>

      <ROM id="MSX BIOS with BASIC ROM">

        <rom>

          <filename>sx-100_basic-bios1.rom</filename>

          <sha1>4d0c37ad722366ac7aa3d64291c3db72884deb2d</sha1>

        </rom>

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

      </ROM>

    </primary>

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

  </devices>

</msxconfig>