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<html>
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<head>
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<title>Footprint</title>
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</head>
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<body bgcolor="#FFFFFF">
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<table border="1" cellpadding="0" cellspacing="0" width="100%"
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bordercolor="#000000">
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<tr>
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<td width="20%" bgcolor="#FFFF00"><strong>Layer</strong></td>
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<td width="20%" bgcolor="#FFFF00"><strong>Component</strong></td>
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<td width="20%" bgcolor="#FFFF00"><strong>ROM (Words)</strong></td>
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<td width="20%" bgcolor="#FFFF00"><strong>RAM (bytes)</strong></td>
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<td width="20%" bgcolor="#FFFF00"><strong>Comment</strong></td>
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</tr>
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<tr>
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<td rowspan="2" width="20%" bgcolor="#D1D1D1">Physical</td>
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<td width="20%" bgcolor="#D1D1D1">Ethernet</td>
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<td width="20%" bgcolor="#D1D1D1">818</td>
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<td width="20%" bgcolor="#D1D1D1">5</td>
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<td width="20%" bgcolor="#D1D1D1">RTL8019AS</td>
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</tr>
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<tr>
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<td bgcolor="#D1D1D1">USART</td>
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<td bgcolor="#D1D1D1">-</td>
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<td bgcolor="#D1D1D1">-</td>
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<td bgcolor="#D1D1D1">See SLIP</td>
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</tr>
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<tr>
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<td rowspan="3">Network</td>
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<td>SLIP</td>
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<td>780</td>
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<td>12 + Tx & Rx Buffers</td>
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<td>Buffer size is user defined</td>
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</tr>
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<tr>
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<td>ARP</td>
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<td>392</td>
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<td>0</td>
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<td> </td>
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</tr>
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<tr>
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<td>ARPTask</td>
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<td>181</td>
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<td>11</td>
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<td> </td>
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</tr>
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<tr>
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<td rowspan="2" bgcolor="#D1D1D1">Internet</td>
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<td bgcolor="#D1D1D1">IP</td>
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<td bgcolor="#D1D1D1">396</td>
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<td bgcolor="#D1D1D1">2</td>
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<td bgcolor="#D1D1D1"> </td>
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</tr>
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<tr>
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<td bgcolor="#D1D1D1">ICMP</td>
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<td bgcolor="#D1D1D1">318</td>
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<td bgcolor="#D1D1D1">0</td>
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<td bgcolor="#D1D1D1"> </td>
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</tr>
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<tr>
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<td rowspan="2">Transport</td>
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<td>TCP</td>
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<td>2524</td>
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<td>42</td>
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<td>Each extra socket consumes 36 bytes of RAM</td>
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</tr>
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<tr>
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<td>UDP</td>
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<td>608</td>
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<td>20</td>
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<td>Each extra socket consumes 19 bytes of RAM</td>
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</tr>
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<tr>
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<td rowspan=4 bgcolor="#D1D1D1">Application</td>
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<td bgcolor="#D1D1D1">HTTP</td>
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<td bgcolor="#D1D1D1">920</td>
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<td bgcolor="#D1D1D1">10</td>
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<td bgcolor="#D1D1D1">Must include TCP, MPFS</td>
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</tr>
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<tr>
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<td bgcolor="#D1D1D1">DHCP</td>
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<td bgcolor="#D1D1D1">785</td>
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<td bgcolor="#D1D1D1">26</td>
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<td bgcolor="#D1D1D1">Must include UDP</td>
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</tr>
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<tr>
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<td bgcolor="#D1D1D1">SNMP</td>
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<td bgcolor="#D1D1D1">2819</td>
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<td bgcolor="#D1D1D1">28</td>
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<td bgcolor="#D1D1D1">Must include UDP, MPFS</td>
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</tr>
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<tr>
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<td bgcolor="#D1D1D1">FTP Server</td>
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<td bgcolor="#D1D1D1">649</td>
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<td bgcolor="#D1D1D1">35</td>
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<td bgcolor="#D1D1D1">Must include TCP, MPFS</td>
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</tr>
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<tr>
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<td bgcolor="#D1D1D1">IP Gleaning</td>
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<td bgcolor="#D1D1D1">20</td>
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<td bgcolor="#D1D1D1">1</td>
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<td bgcolor="#D1D1D1">Approx. size - Part of Stack Manager</td>
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</tr>
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<tr>
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<td rowspan=4>Other</td>
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<td>File System (MPFS)</td>
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<td>276</td>
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<td>5</td>
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<td>Internal Program Memory Storage</td>
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</tr>
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<tr>
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<td>Stack Manager</td>
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<td>249</td>
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<td>12 + ICMP Buffer</td>
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<td>ICMP Buffer size is user defined</td>
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</tr>
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<tr>
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<td>Tick Manager</td>
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<td>37</td>
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<td>2</td>
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<td>User may use custom Tick Manager too.</td>
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</tr>
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<tr>
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<td>Helper/Common functions</td>
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<td>290</td>
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<td>0</td>
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<td>None</td>
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</tr>
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<tr>
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<td colspan="5" bordercolor="#FFFFFF"><em><strong>Note:</strong></em><em>
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Using Microchip C18 v2.10 Compiler with all optimization. These values may vary as new features and optimizations
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are added.</em></td>
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</tr>
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</table>
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</body>
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</html>
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