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<title>Hardware API Selector: AT91SAM7X256 Definitions</title>
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<h1>Advanced Encryption Standard Peripheral</h1>
<null><a name="AES"></a><b>AES</b> <i><font size="-1">(<a href="AT91SAM7X256_h.html#AT91S_AES">AT91S_AES</a>)</font></i><b> 0xFFFA4000 </b><i><font size="-1">(<a href="AT91SAM7X256_h.html#AT91C_BASE_AES">AT91C_BASE_AES</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>18</b> </font></td><td><font size="-1"><i><font size="-1">(<a href="AT91SAM7X256_h.html#AT91C_ID_AES">AT91C_ID_AES</a>)</font></i></font></td><td><font size="-1">Advanced Encryption Standard 128-bit</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_AT91SAM7X256_h.html#AT91F_AES_CfgPMC">AT91F_AES_CfgPMC</a></b></font></td><td><font size="-1">Enable Peripheral clock in PMC for AES</font></td></tr>
</null></table><br><br></null><a name="AES"></a><h2>AES Software API <i><font size="-1">(<a href="AT91SAM7X256_h.html#AT91S_AES">AT91S_AES</a>)</font></i></h2>
<a name="AES"></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="AT91SAM7X256_AES.html#AES_CR">AES_CR</a></font></td><td><font size="-1">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="AT91SAM7X256_AES.html#AES_MR">AES_MR</a></font></td><td><font size="-1">Mode Register</font></td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC"><font size="-1"><b>0x10</b></font></td><td><font size="-1"><a href="AT91SAM7X256_AES.html#AES_IER">AES_IER</a></font></td><td><font size="-1">Interrupt Enable Register</font></td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC"><font size="-1"><b>0x14</b></font></td><td><font size="-1"><a href="AT91SAM7X256_AES.html#AES_IDR">AES_IDR</a></font></td><td><font size="-1">Interrupt Disable Register</font></td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC"><font size="-1"><b>0x18</b></font></td><td><font size="-1"><a href="AT91SAM7X256_AES.html#AES_IMR">AES_IMR</a></font></td><td><font size="-1">Interrupt Mask Register</font></td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC"><font size="-1"><b>0x1C</b></font></td><td><font size="-1"><a href="AT91SAM7X256_AES.html#AES_ISR">AES_ISR</a></font></td><td><font size="-1">Interrupt Status Register</font></td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC"><font size="-1"><b>0x20</b></font></td><td><font size="-1">AES_KEYWxR[4] (<a href="AT91SAM7X256_AES.html#AES_KEYWxR">AES_KEYWxR</a>)</font></td><td><font size="-1">Key Word x Register</font></td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC"><font size="-1"><b>0x40</b></font></td><td><font size="-1">AES_IDATAxR[4] (<a href="AT91SAM7X256_AES.html#AES_IDATAxR">AES_IDATAxR</a>)</font></td><td><font size="-1">Input Data x Register</font></td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC"><font size="-1"><b>0x50</b></font></td><td><font size="-1">AES_ODATAxR[4] (<a href="AT91SAM7X256_AES.html#AES_ODATAxR">AES_ODATAxR</a>)</font></td><td><font size="-1">Output Data x Register</font></td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC"><font size="-1"><b>0x60</b></font></td><td><font size="-1">AES_IVxR[4] (<a href="AT91SAM7X256_AES.html#AES_IVxR">AES_IVxR</a>)</font></td><td><font size="-1">Initialization Vector x Register</font></td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC"><font size="-1"><b>0xFC</b></font></td><td><font size="-1"><a href="AT91SAM7X256_AES.html#AES_VR">AES_VR</a></font></td><td><font size="-1">AES Version Register</font></td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC"><font size="-1"><b>0x100</b></font></td><td><font size="-1">AES_RPR (<a href="AT91SAM7X256_PDC.html#PDC_RPR">PDC_RPR</a>)</font></td><td><font size="-1">Receive Pointer Register</font></td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC"><font size="-1"><b>0x104</b></font></td><td><font size="-1">AES_RCR (<a href="AT91SAM7X256_PDC.html#PDC_RCR">PDC_RCR</a>)</font></td><td><font size="-1">Receive Counter Register</font></td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC"><font size="-1"><b>0x108</b></font></td><td><font size="-1">AES_TPR (<a href="AT91SAM7X256_PDC.html#PDC_TPR">PDC_TPR</a>)</font></td><td><font size="-1">Transmit Pointer Register</font></td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC"><font size="-1"><b>0x10C</b></font></td><td><font size="-1">AES_TCR (<a href="AT91SAM7X256_PDC.html#PDC_TCR">PDC_TCR</a>)</font></td><td><font size="-1">Transmit Counter Register</font></td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC"><font size="-1"><b>0x110</b></font></td><td><font size="-1">AES_RNPR (<a href="AT91SAM7X256_PDC.html#PDC_RNPR">PDC_RNPR</a>)</font></td><td><font size="-1">Receive Next Pointer Register</font></td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC"><font size="-1"><b>0x114</b></font></td><td><font size="-1">AES_RNCR (<a href="AT91SAM7X256_PDC.html#PDC_RNCR">PDC_RNCR</a>)</font></td><td><font size="-1">Receive Next Counter Register</font></td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC"><font size="-1"><b>0x118</b></font></td><td><font size="-1">AES_TNPR (<a href="AT91SAM7X256_PDC.html#PDC_TNPR">PDC_TNPR</a>)</font></td><td><font size="-1">Transmit Next Pointer Register</font></td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC"><font size="-1"><b>0x11C</b></font></td><td><font size="-1">AES_TNCR (<a href="AT91SAM7X256_PDC.html#PDC_TNCR">PDC_TNCR</a>)</font></td><td><font size="-1">Transmit Next Counter Register</font></td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC"><font size="-1"><b>0x120</b></font></td><td><font size="-1">AES_PTCR (<a href="AT91SAM7X256_PDC.html#PDC_PTCR">PDC_PTCR</a>)</font></td><td><font size="-1">PDC Transfer Control Register</font></td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC"><font size="-1"><b>0x124</b></font></td><td><font size="-1">AES_PTSR (<a href="AT91SAM7X256_PDC.html#PDC_PTSR">PDC_PTSR</a>)</font></td><td><font size="-1">PDC Transfer Status Register</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_AT91SAM7X256_h.html#AT91F_AES_CfgModeReg">AT91F_AES_CfgModeReg</a></b></font></td><td><font size="-1">Configure the Mode Register of the AES controller</font></td></tr>
<tr><td bgcolor="#FFFFCC"><font size="-1"><b><a href="lib_AT91SAM7X256_h.html#AT91F_AES_InputData">AT91F_AES_InputData</a></b></font></td><td><font size="-1">Set Input Data x</font></td></tr>
<tr><td bgcolor="#FFFFCC"><font size="-1"><b><a href="lib_AT91SAM7X256_h.html#AT91F_AES_SetCryptoKey">AT91F_AES_SetCryptoKey</a></b></font></td><td><font size="-1">Set Cryptographic Key x</font></td></tr>
<tr><td bgcolor="#FFFFCC"><font size="-1"><b><a href="lib_AT91SAM7X256_h.html#AT91F_AES_IsInterruptMasked">AT91F_AES_IsInterruptMasked</a></b></font></td><td><font size="-1">Test if AES Interrupt is Masked </font></td></tr>
<tr><td bgcolor="#FFFFCC"><font size="-1"><b><a href="lib_AT91SAM7X256_h.html#AT91F_AES_GetInterruptMaskStatus">AT91F_AES_GetInterruptMaskStatus</a></b></font></td><td><font size="-1">Return AES Interrupt Mask Status</font></td></tr>
<tr><td bgcolor="#FFFFCC"><font size="-1"><b><a href="lib_AT91SAM7X256_h.html#AT91F_AES_EnableIt">AT91F_AES_EnableIt</a></b></font></td><td><font size="-1">Enable AES interrupt</font></td></tr>
<tr><td bgcolor="#FFFFCC"><font size="-1"><b><a href="lib_AT91SAM7X256_h.html#AT91F_AES_GetOutputData">AT91F_AES_GetOutputData</a></b></font></td><td><font size="-1">Get Output Data x</font></td></tr>
<tr><td bgcolor="#FFFFCC"><font size="-1"><b><a href="lib_AT91SAM7X256_h.html#AT91F_AES_GetModeReg">AT91F_AES_GetModeReg</a></b></font></td><td><font size="-1">Return the Mode Register of the AES controller value</font></td></tr>
<tr><td bgcolor="#FFFFCC"><font size="-1"><b><a href="lib_AT91SAM7X256_h.html#AT91F_AES_DisableIt">AT91F_AES_DisableIt</a></b></font></td><td><font size="-1">Disable AES interrupt</font></td></tr>
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