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<h1>Ethernet MAC 10/100 Peripheral</h1>
<null><a name="EMACB"></a><b>EMACB</b> <i><font size="-1">(<a href="AT91SAM9260_h.html#AT91S_EMAC">AT91S_EMAC</a>)</font></i><b> 0xFFFC4000 </b><i><font size="-1">(<a href="AT91SAM9260_h.html#AT91C_BASE_EMACB">AT91C_BASE_EMACB</a>)</font></i>
<table border=1 cellpadding=3 cellspacing=0><null><th bgcolor="#FFFFCC"><font size="-1">Periph ID <a href="#AIC">AIC</a></font></th><th bgcolor="#FFFFCC"><font size="-1">Symbol</font></th><th bgcolor="#FFFFCC"><font size="-1">Description</font></th><tr><td bgcolor="#FFFFCC"><font size="-1"><b>21</b> </font></td><td><font size="-1"><i><font size="-1">(<a href="AT91SAM9260_h.html#AT91C_ID_EMAC">AT91C_ID_EMAC</a>)</font></i></font></td><td><font size="-1">Ethernet Mac</font></td></tr>
</null></table><br><table border=1 cellpadding=3 cellspacing=0><null><th bgcolor="#FFFFCC"><font size="-1"><b>Signal</b></font></th><th bgcolor="#FFFFCC"><font size="-1"><b>Symbol</b></font></th><th bgcolor="#FFFFCC"><font size="-1"><b>PIO controller</b></font></th><th bgcolor="#FFFFCC"><font size="-1"><b>Description</b>
</font></th><tr><td bgcolor="#FFFFCC"><font size="-1"><b>ERXCK</b></font></td><td><font size="-1"><i><font size="-1">(<a href="#AT91C_PA27_ERXCK ">AT91C_PA27_ERXCK </a>)</font></i></font></td><td><font size="-1"><a href="#PIOA">PIOA</a> Periph: B Bit: 27</font></td><td><font size="-1">Ethernet MAC Receive Clock</font></td></tr>
<tr><td bgcolor="#FFFFCC"><font size="-1"><b>EMDIO</b></font></td><td><font size="-1"><i><font size="-1">(<a href="#AT91C_PA21_EMDIO ">AT91C_PA21_EMDIO </a>)</font></i></font></td><td><font size="-1"><a href="#PIOA">PIOA</a> Periph: A Bit: 21</font></td><td><font size="-1">Ethernet MAC Management Data Input/Output</font></td></tr>
<tr><td bgcolor="#FFFFCC"><font size="-1"><b>ETXCK</b></font></td><td><font size="-1"><i><font size="-1">(<a href="#AT91C_PA19_ETXCK ">AT91C_PA19_ETXCK </a>)</font></i></font></td><td><font size="-1"><a href="#PIOA">PIOA</a> Periph: A Bit: 19</font></td><td><font size="-1">Ethernet MAC Transmit Clock/Reference Clock</font></td></tr>
<tr><td bgcolor="#FFFFCC"><font size="-1"><b>EMDC</b></font></td><td><font size="-1"><i><font size="-1">(<a href="#AT91C_PA20_EMDC ">AT91C_PA20_EMDC </a>)</font></i></font></td><td><font size="-1"><a href="#PIOA">PIOA</a> Periph: A Bit: 20</font></td><td><font size="-1">Ethernet MAC Management Data Clock</font></td></tr>
<tr><td bgcolor="#FFFFCC"><font size="-1"><b>ECOL</b></font></td><td><font size="-1"><i><font size="-1">(<a href="#AT91C_PA29_ECOL ">AT91C_PA29_ECOL </a>)</font></i></font></td><td><font size="-1"><a href="#PIOA">PIOA</a> Periph: B Bit: 29</font></td><td><font size="-1">Ethernet MAC Collision Detected</font></td></tr>
<tr><td bgcolor="#FFFFCC"><font size="-1"><b>ERXER</b></font></td><td><font size="-1"><i><font size="-1">(<a href="#AT91C_PA18_ERXER ">AT91C_PA18_ERXER </a>)</font></i></font></td><td><font size="-1"><a href="#PIOA">PIOA</a> Periph: A Bit: 18</font></td><td><font size="-1">Ethernet MAC Receive Error</font></td></tr>
<tr><td bgcolor="#FFFFCC"><font size="-1"><b>ERX0</b></font></td><td><font size="-1"><i><font size="-1">(<a href="#AT91C_PA14_ERX0 ">AT91C_PA14_ERX0 </a>)</font></i></font></td><td><font size="-1"><a href="#PIOA">PIOA</a> Periph: A Bit: 14</font></td><td><font size="-1">Ethernet MAC Receive Data 0</font></td></tr>
<tr><td bgcolor="#FFFFCC"><font size="-1"><b>ERXDV</b></font></td><td><font size="-1"><i><font size="-1">(<a href="#AT91C_PA17_ERXDV ">AT91C_PA17_ERXDV </a>)</font></i></font></td><td><font size="-1"><a href="#PIOA">PIOA</a> Periph: A Bit: 17</font></td><td><font size="-1">Ethernet MAC Receive Data Valid</font></td></tr>
<tr><td bgcolor="#FFFFCC"><font size="-1"><b>ERX1</b></font></td><td><font size="-1"><i><font size="-1">(<a href="#AT91C_PA15_ERX1 ">AT91C_PA15_ERX1 </a>)</font></i></font></td><td><font size="-1"><a href="#PIOA">PIOA</a> Periph: A Bit: 15</font></td><td><font size="-1">Ethernet MAC Receive Data 1</font></td></tr>
<tr><td bgcolor="#FFFFCC"><font size="-1"><b>ETXEN</b></font></td><td><font size="-1"><i><font size="-1">(<a href="#AT91C_PA16_ETXEN ">AT91C_PA16_ETXEN </a>)</font></i></font></td><td><font size="-1"><a href="#PIOA">PIOA</a> Periph: A Bit: 16</font></td><td><font size="-1">Ethernet MAC Transmit Enable</font></td></tr>
<tr><td bgcolor="#FFFFCC"><font size="-1"><b>ERX2</b></font></td><td><font size="-1"><i><font size="-1">(<a href="#AT91C_PA25_ERX2 ">AT91C_PA25_ERX2 </a>)</font></i></font></td><td><font size="-1"><a href="#PIOA">PIOA</a> Periph: B Bit: 25</font></td><td><font size="-1">Ethernet MAC Receive Data 2</font></td></tr>
<tr><td bgcolor="#FFFFCC"><font size="-1"><b>ERX3</b></font></td><td><font size="-1"><i><font size="-1">(<a href="#AT91C_PA26_ERX3 ">AT91C_PA26_ERX3 </a>)</font></i></font></td><td><font size="-1"><a href="#PIOA">PIOA</a> Periph: B Bit: 26</font></td><td><font size="-1">Ethernet MAC Receive Data 3</font></td></tr>
<tr><td bgcolor="#FFFFCC"><font size="-1"><b>ETX0</b></font></td><td><font size="-1"><i><font size="-1">(<a href="#AT91C_PA12_ETX0 ">AT91C_PA12_ETX0 </a>)</font></i></font></td><td><font size="-1"><a href="#PIOA">PIOA</a> Periph: A Bit: 12</font></td><td><font size="-1">Ethernet MAC Transmit Data 0</font></td></tr>
<tr><td bgcolor="#FFFFCC"><font size="-1"><b>ETXER</b></font></td><td><font size="-1"><i><font size="-1">(<a href="#AT91C_PA22_ETXER ">AT91C_PA22_ETXER </a>)</font></i></font></td><td><font size="-1"><a href="#PIOA">PIOA</a> Periph: B Bit: 22</font></td><td><font size="-1">Ethernet MAC Transmikt Coding Error</font></td></tr>
<tr><td bgcolor="#FFFFCC"><font size="-1"><b>ETX1</b></font></td><td><font size="-1"><i><font size="-1">(<a href="#AT91C_PA13_ETX1 ">AT91C_PA13_ETX1 </a>)</font></i></font></td><td><font size="-1"><a href="#PIOA">PIOA</a> Periph: A Bit: 13</font></td><td><font size="-1">Ethernet MAC Transmit Data 1</font></td></tr>
<tr><td bgcolor="#FFFFCC"><font size="-1"><b>ETX2</b></font></td><td><font size="-1"><i><font size="-1">(<a href="#AT91C_PA10_ETX2 ">AT91C_PA10_ETX2 </a>)</font></i></font></td><td><font size="-1"><a href="#PIOA">PIOA</a> Periph: B Bit: 10</font></td><td><font size="-1">Ethernet MAC Transmit Data 2</font></td></tr>
<tr><td bgcolor="#FFFFCC"><font size="-1"><b>ETX2</b></font></td><td><font size="-1"><i><font size="-1">(<a href="#AT91C_PA23_ETX2 ">AT91C_PA23_ETX2 </a>)</font></i></font></td><td><font size="-1"><a href="#PIOA">PIOA</a> Periph: B Bit: 23</font></td><td><font size="-1">Ethernet MAC Transmit Data 2</font></td></tr>
<tr><td bgcolor="#FFFFCC"><font size="-1"><b>ETX3</b></font></td><td><font size="-1"><i><font size="-1">(<a href="#AT91C_PA11_ETX3 ">AT91C_PA11_ETX3 </a>)</font></i></font></td><td><font size="-1"><a href="#PIOA">PIOA</a> Periph: B Bit: 11</font></td><td><font size="-1">Ethernet MAC Transmit Data 3</font></td></tr>
<tr><td bgcolor="#FFFFCC"><font size="-1"><b>ETX3</b></font></td><td><font size="-1"><i><font size="-1">(<a href="#AT91C_PA24_ETX3 ">AT91C_PA24_ETX3 </a>)</font></i></font></td><td><font size="-1"><a href="#PIOA">PIOA</a> Periph: B Bit: 24</font></td><td><font size="-1">Ethernet MAC Transmit Data 3</font></td></tr>
<tr><td bgcolor="#FFFFCC"><font size="-1"><b>EF100</b></font></td><td><font size="-1"><i><font size="-1">(<a href="#AT91C_PC21_EF100 ">AT91C_PC21_EF100 </a>)</font></i></font></td><td><font size="-1"><a href="#PIOC">PIOC</a> Periph: B Bit: 21</font></td><td><font size="-1">Ethernet MAC Force 100 Mbits/sec</font></td></tr>
<tr><td bgcolor="#FFFFCC"><font size="-1"><b>ECRS</b></font></td><td><font size="-1"><i><font size="-1">(<a href="#AT91C_PA28_ECRS ">AT91C_PA28_ECRS </a>)</font></i></font></td><td><font size="-1"><a href="#PIOA">PIOA</a> Periph: B Bit: 28</font></td><td><font size="-1">Ethernet MAC Carrier Sense/Carrier Sense and Data Valid</font></td></tr>
</null></table><br><table border=1 cellpadding=0 cellspacing=0 width="100%"><null><th bgcolor="#FFFFCC"><font size="-1"><b>Function</b></font></th><th bgcolor="#FFFFCC"><font size="-1"><b>Description</b></font></th><tr><td bgcolor="#FFFFCC"><font size="-1"><b><a href="lib_AT91SAM9260_h.html#AT91F_EMACB_CfgPMC">AT91F_EMACB_CfgPMC</a></b></font></td><td><font size="-1">Enable Peripheral clock in PMC for EMACB</font></td></tr>
<tr><td bgcolor="#FFFFCC"><font size="-1"><b><a href="lib_AT91SAM9260_h.html#AT91F_EMACB_CfgPIO">AT91F_EMACB_CfgPIO</a></b></font></td><td><font size="-1">Configure PIO controllers to drive EMACB signals</font></td></tr>
</null></table><br><br></null><a name="EMAC"></a><h2>EMAC Software API <i><font size="-1">(<a href="AT91SAM9260_h.html#AT91S_EMAC">AT91S_EMAC</a>)</font></i></h2>
<a name="EMAC"></a><null><table border=1 cellpadding=0 cellspacing=0 width="100%"><null><th bgcolor="#FFFFCC"><font size="-1"><b>Offset</b></font></th><th bgcolor="#FFFFCC"><font size="-1"><b>Field</b></font></th><th bgcolor="#FFFFCC"><font size="-1"><b>Description</b></font></th>
<tr><td align="CENTER" bgcolor="#FFFFCC"><font size="-1"><b>0x0</b></font></td><td><font size="-1"><a href="AT91SAM9260_EMAC.html#EMAC_NCR">EMAC_NCR</a></font></td><td><font size="-1">Network Control Register</font></td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC"><font size="-1"><b>0x4</b></font></td><td><font size="-1"><a href="AT91SAM9260_EMAC.html#EMAC_NCFGR">EMAC_NCFGR</a></font></td><td><font size="-1">Network Configuration Register</font></td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC"><font size="-1"><b>0x8</b></font></td><td><font size="-1"><a href="AT91SAM9260_EMAC.html#EMAC_NSR">EMAC_NSR</a></font></td><td><font size="-1">Network Status Register</font></td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC"><font size="-1"><b>0x14</b></font></td><td><font size="-1"><a href="AT91SAM9260_EMAC.html#EMAC_TSR">EMAC_TSR</a></font></td><td><font size="-1">Transmit Status Register</font></td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC"><font size="-1"><b>0x18</b></font></td><td><font size="-1"><a href="AT91SAM9260_EMAC.html#EMAC_RBQP">EMAC_RBQP</a></font></td><td><font size="-1">Receive Buffer Queue Pointer</font></td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC"><font size="-1"><b>0x1C</b></font></td><td><font size="-1"><a href="AT91SAM9260_EMAC.html#EMAC_TBQP">EMAC_TBQP</a></font></td><td><font size="-1">Transmit Buffer Queue Pointer</font></td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC"><font size="-1"><b>0x20</b></font></td><td><font size="-1"><a href="AT91SAM9260_EMAC.html#EMAC_RSR">EMAC_RSR</a></font></td><td><font size="-1">Receive Status Register</font></td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC"><font size="-1"><b>0x24</b></font></td><td><font size="-1"><a href="AT91SAM9260_EMAC.html#EMAC_ISR">EMAC_ISR</a></font></td><td><font size="-1">Interrupt Status Register</font></td></tr>
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