<?xml version="1.0" ?>

<!DOCTYPE msxconfig SYSTEM 'msxconfig2.dtd'>

<msxconfig>

  <info>

    <manufacturer>Yamaha</manufacturer>

    <code>AX150</code>

    <release_year>1986</release_year>

    <description>Arabic MSX1 with built in software.</description>

    <type>MSX</type>

    <region>me</region>

  </info>

<!--

Information obtained from Yamaha/Sakhr AX-150 with S/N: 011501

Motherboard ID: GCMK-77X YAMAHA XB155[B]

Contains:

- S3527 MSX-ENGINE (not seen, it's on the back side)

- Zilog Z8400APS Z80 CPU - 8509 (or 8609)

- YAMAHA YM2220 VDP 63 17 69 A

- On the ROM chip marked with "BASIC" on the PCB, there is no sticker. It's a Yamaha YM2301-23976 // 64 24 75 A

- On the ROM chip marked with "SUB" on the PCB, there is a code "XB329 A 0"

- The "Arabic" ROM in "SUB" is version 1.01

From the AX-150 with S/N 016381 we see:

Motherboard ID: GCMK-77X YAMAHA XB155[B]

- S3527 MSX-ENGINE (3527B 690770H)

- Zilog Z8400APS Z80 CPU - 8627

- YAMAHA YM2220 VDP 68 08 74 A

- On the ROM chip marked with "BASIC" on the PCB, there is a code "XC276 A 0"

- On the ROM chip marked with "SUB" on the PCB, there is a code "XB329 B 0"

- The "Arabic" ROM in "SUB" is version 1.02

-->

  <CassettePort/>

  <devices>

    <PPI id="ppi">

      <sound>

        <volume>16000</volume>

      </sound>

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

      <keyboard_type>ar</keyboard_type>

      <has_keypad>false</has_keypad>

      <key_ghosting_sgc_protected>true</key_ghosting_sgc_protected>

      <code_kana_locks>false</code_kana_locks>

      <graph_locks>false</graph_locks>

    </PPI>

    <VDP id="VDP">

      <version>YM2220PAL</version>

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

    </VDP>

    <PSG id="PSG">

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

      <sound>

        <volume>21000</volume>

      </sound>

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

      <ignorePortDirections>true</ignorePortDirections>  <!-- not confirmed but based on S-3527 -->

    </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">

      <secondary slot="0">

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

          <rom>

            <filename>ax-150_basic-bios.rom</filename>

            <sha1>afd6b92cc7c4b7aea960f6c15cde38381ad357b9</sha1> <!-- XC276 A 0 -->

            <sha1>079c018739c37485f3d64ef2145a0267fce6e20e</sha1>

          </rom>

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

        </ROM>

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

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

          <initialContent encoding="gz-base64">eJxjYBhY8H+AAQAioH+B</initialContent> <!-- ((chr(0) * 128) + (chr(255) * 128)) -->

        </RAM>

      </secondary>

      <secondary slot="1">

        <ROM id="Arabic ROM">

          <rom>

            <filename>ax-150_arabic.rom</filename>

            <sha1>786091b8744e78b9201e302f798469c8ace2ab95</sha1> <!-- version 1.02, XB329 B 0 -->

            <sha1>0cbc9b73e052e6ea25becf57c839f173f2bc01b3</sha1> <!-- version 1.01, XB329 A 0 -->

          </rom>

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

        </ROM>

      </secondary>

      <secondary slot="2">

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

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

          <initialContent encoding="gz-base64">eJxjYBhY8H+AAQAioH+B</initialContent> <!-- ((chr(0) * 128) + (chr(255) * 128)) -->

        </RAM>

      </secondary>

    </primary>

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

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

  </devices>

</msxconfig>