# How to recognize an Acme board

<abstract>
This page helps to identify the various Acme SOM models by their appearance and by the components mounted on it
</abstract>

<div class="panel panel-default">
<div class="panel-heading">
<h2 class="panel-title">ROADRUNNER</h2>
</div>
<div class="panel-body" markdown="1">
* CPU: Atmel ATSAMA5D27
* RAM: 256 MByte 
* FLASH: QuadSPI (16MB,64MB,128MB)

<table>
<tr>
<td class="lead" align="center">Top view</td>
<td class="lead" align="center">QuadSPI memory size</td>
</tr>
<tr>
<td width="50%">
<img src="./roadrunner.jpg"> 
</td>
<td width="50%">
	<p>
	Read the part number printed on the QuadSPI package to check the QuadSPI memory size
	</p>
	
	<table class="acmetable" border="1">
		<tr>
			<td>Marking code</td><td>Part #</td><td align="right">Memory size</td><td>SAM-BA id</td>
		</tr>
		<tr>
			<td>RW210</td><td>MT25QL128ABA8E12-1SIT</td><td align="right">16MB</td><td>n25q128ax3</td>
		</tr>
		<tr>
			<td>RW181</td><td>MT25QL512ABB8E12-0SIT</td><td align="right">64MB</td><td>n25q512ax3</td>
		</tr>
		<tr>
			<td>RW185</td><td>MT25QL01GBBB8E12-0SIT</td><td align="right">128MB</td><td>n25q00ax3</td>
		</tr>
		<!--
		<tr>
			<td>RW261</td><td>MT25QL02GCBB8E12-0SIT</td><td align="right">256MB</td><td>mt25ql02g</td>
		</tr>
		-->
	</table>

<p>
<a href="https://www.micron.com/support/tools-and-utilities/fbga?fbga=RW185#pnlFBGA">Component Marking Decoder</a>
</p>
</td>
</tr>
</table>

</div>
</div>

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<div class="panel-heading">
<h2 class="panel-title">Acqua with changed buck converter</h2>
</div>
<div class="panel-body" markdown="1">
To solve the shortage problem of some components and avoid to blocking production some batch of Acqua board
mounts the NCP1529MU12TBG (TCU) buck converter instead of NCP1529MUTBG (TL4). This will not cause functional 
problems of any kind.

<img src="./TL4.jpg">
<br/>
<img src="./TCU.jpg"> 

</div>
</div>


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<div class="panel-heading">
<h2 class="panel-title">ACQUA-256E</h2>
</div>
<div class="panel-body" markdown="1">
* CPU: Atmel ATSAMA5D31
* RAM: Samsung 256 MByte extended temperature range (-25&deg; +85&deg;)
* NANDFLASH: None

<table>
<tr>
<td class="lead" align="center">Top view</td>
<td class="lead" align="center">Bottom view</td>
</tr>
<tr>
<td width="50%">
<img src="./ACQUA-256E.jpg"> 
</td>
<td width="50%">
<img src="./ACQUA-BOTTOM-NOFLASH.jpg"> 
</td>
</tr>
</table>

</div>
</div>

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<div class="panel panel-default">
<div class="panel-heading">
<h2 class="panel-title">ACQUA-256E-N256</h2>
</div>
<div class="panel-body" markdown="1">
* CPU: Atmel ATSAMA5D31
* RAM: Samsung 256 MByte extended temperature range (-25&deg; +85&deg;)
* NANDFLASH: 256 MByte

<table>
<tr>
<td class="lead" align="center">Top view</td>
<td class="lead" align="center">Bottom view</td>
</tr>
<tr>
<td width="50%">
<img src="./ACQUA-256E.jpg"> 
</td>
<td width="50%">
<img src="./ACQUA-BOTTOM-FLASH.jpg"> 
</td>
</tr>
</table>

</div>
</div>

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<div class="panel-heading">
<h2 class="panel-title">ACQUA-512</h2>
</div>
<div class="panel-body" markdown="1">
* CPU: Atmel ATSAMA5D31
* RAM: Elpida 512 MByte commercial temperature range (-0&deg; +70&deg;)
* NANDFLASH: None

<table>
<tr>
<td class="lead" align="center">Top view</td>
<td class="lead" align="center">Bottom view</td>
</tr>
<tr>
<td width="50%">
<img src="./ACQUA-512.jpg"> 
</td>
<td width="50%">
<img src="./ACQUA-BOTTOM-NOFLASH.jpg"> 
</td>
</tr>
</table>

</div>
</div>

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<div class="panel panel-default">
<div class="panel-heading">
<h2 class="panel-title">ACQUA-512-N256</h2>
</div>
<div class="panel-body" markdown="1">
* CPU: Atmel ATSAMA5D31
* RAM: Elpida 512 MByte commercial temperature range (-0&deg; +70&deg;)
* NANDFLASH: 256 MByte

<table>
<tr>
<td class="lead" align="center">Top view</td>
<td class="lead" align="center">Bottom view</td>
</tr>
<tr>
<td width="50%">
<img src="./ACQUA-512.jpg"> 
</td>
<td width="50%">
<img src="./ACQUA-BOTTOM-FLASH.jpg"> 
</td>
</tr>
</table>

</div>
</div>

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<div class="panel panel-default">
<div class="panel-heading">
<h2 class="panel-title">ACQUA-512E</h2>
</div>
<div class="panel-body" markdown="1">
* CPU: Atmel ATSAMA5D31
* RAM: Micron 512 MByte extended temperature range (-25&deg; +85&deg;)
* NANDFLASH: 256 MByte

<table>
<tr>
<td class="lead" align="center">Top view</td>
<td class="lead" align="center">Bottom view</td>
</tr>
<tr>
<td width="50%">
<img src="./ACQUA-512E.jpg"> 
</td>
<td width="50%">
<img src="./ACQUA-BOTTOM-NOFLASH.jpg"> 
</td>
</tr>
</table>

</div>
</div>

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<div class="panel panel-default">
<div class="panel-heading">
<h2 class="panel-title">ACQUA-512E-N256</h2>
</div>
<div class="panel-body" markdown="1">
* CPU: Atmel ATSAMA5D31
* RAM: Micron 512 MByte extended temperature range (-25&deg; +85&deg;)
* NANDFLASH: 256 MByte

<table>
<tr>
<td class="lead" align="center">Top view</td>
<td class="lead" align="center">Bottom view</td>
</tr>
<tr>
<td width="50%">
<img src="./ACQUA-512E.jpg"> 
</td>
<td width="50%">
<img src="./ACQUA-BOTTOM-FLASH.jpg"> 
</td>
</tr>
</table>

</div>
</div>

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<div class="panel panel-default">
<div class="panel-heading">
<h2 class="panel-title">ACQUA-256E-N256-D36</h2>
</div>
<div class="panel-body" markdown="1">
* CPU: Atmel ATSAMA5D36
* RAM: Samsung 256 MByte extended temperature range (-25&deg; +85&deg;)
* NANDFLASH: 256 MByte

<table>
<tr>
<td class="lead" align="center">Top view</td>
<td class="lead" align="center">Bottom view</td>
</tr>
<tr>
<td width="50%">
<img src="./ACQUA-256E-D36.jpg"> 
</td>
<td width="50%">
<img src="./ACQUA-BOTTOM-FLASH.jpg"> 
</td>
</tr>
</table>

</div>
</div>

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<div class="panel panel-default">
<div class="panel-heading">
<h2 class="panel-title">ACQUA-512-N256-D36</h2>
</div>
<div class="panel-body" markdown="1">
* CPU: Atmel ATSAMA5D36
* RAM: Elpida 512 MByte commercial temperature range (-0&deg; +70&deg;)
* NANDFLASH: 256 MByte

<table>
<tr>
<td class="lead" align="center">Top view</td>
<td class="lead" align="center">Bottom view</td>
</tr>
<tr>
<td width="50%">
<img src="./ACQUA-512-D36.jpg"> 
</td>
<td width="50%">
<img src="./ACQUA-BOTTOM-FLASH.jpg"> 
</td>
</tr>
</table>

</div>
</div>

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<div class="panel-heading">
<h2 class="panel-title">ARIETTA-G25</h2>
</div>
<div class="panel-body" markdown="1">
* CPU: Atmel AT91SAM9G25
* RAM: Samsung 128 MByte extended temperature range (-25&deg; +85&deg;)

<table>
<tr>
<td class="lead">Top view</td>
</tr>
<tr>
<td width="50%">
<img src="./ARIETTA-G25.jpg" class="img-responsive" width="40%"> 
</td>
</tr>
</table>

</div>
</div>


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<div class="panel panel-default">
<div class="panel-heading">
<h2 class="panel-title">ARIETTA-G25-256</h2>
</div>
<div class="panel-body" markdown="1">
* CPU: Atmel AT91SAM9G25
* RAM: Elpida 256 MByte commercial temperature range (-0&deg; +70&deg;)

<table>
<tr>
<td class="lead">Top view</td>
</tr>
<tr>
<td width="50%">
<img src="./ARIETTA-G25-256.jpg" class="img-responsive" width="40%"> 
</td>
</tr>
</table>

</div>
</div>

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<div class="panel panel-default">
<div class="panel-heading">
<h2 class="panel-title">ARIAG25-128</h2>
</div>
<div class="panel-body" markdown="1">
* CPU: Atmel AT91SAM9G25
* RAM: Innix 128 MByte commercial temperature range (-0&deg; +70&deg;)
</div>
</div>


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<div class="panel panel-default">
<div class="panel-heading">
<h2 class="panel-title">ARIAG25-128-E</h2>
</div>
<div class="panel-body" markdown="1">
* CPU: Atmel AT91SAM9G25
* RAM: Samsung 128 MByte extended temperature range (-25&deg; +85&deg;)

<table>
<tr>
<td class="lead">Top view</td>
</tr>
<tr>
<td width="50%">
<img src="./ARIAG25-128-E.jpg" class="img-responsive" width="40%"> 
</td>
</tr>
</table>

</div>
</div>

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<div class="panel panel-default">
<div class="panel-heading">
<h2 class="panel-title">ARIAG25-256</h2>
</div>
<div class="panel-body" markdown="1">
* CPU: Atmel AT91SAM9G25
* RAM: Elpida 256 MByte commercial temperature range (-0&deg; +70&deg;)

<table>
<tr>
<td class="lead">Top view</td>
</tr>
<tr>
<td width="50%">
<img src="./ARIAG25-256.jpg" class="img-responsive" width="40%"> 
</td>
</tr>
</table>

</div>
</div>

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<div class="panel panel-default">
<div class="panel-heading">
<h2 class="panel-title">ARIAG25-256-E</h2>
</div>
<div class="panel-body" markdown="1">
* CPU: Atmel AT91SAM9G25
* RAM: Micron 256 MByte extended temperature range (-25&deg; +85&deg;)

<table>
<tr>
<td class="lead">Top view</td>
</tr>
<tr>
<td width="50%">
<img src="./ARIAG25-256-E.jpg" class="img-responsive" width="40%"> 
</td>
</tr>
</table>

</div>
</div>

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##Netus G20 memories

<p class="abstract">
This article shows the differences between the various Netus G20 module versions.
</p>

<h2>Code: NETUSG20</h2>  

<pre>
Memory type: Atmel DataFlash  
Memory size: 8MBytes  
</pre>

<img src="./dataflash_8mb.jpg"/>

<h2>Code: NETUSG20</h2>  

<pre>
Memory type: Atmel SerialFlash  
Memory size: 8MBytes  
</pre>

<img src="./serialflash_8mb.jpg"/>

<h2>Code: NETUSG20-L</h2>  

<pre>
Memory type: SST DataFlash  
Memory size: 256KBytes  
</pre>

<img src="./dataflash_256kb.jpg"/>