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AT91SAM 系列微控制器的NAND Flash支持代码 描述怎样将NAND Flash和AT91SAM 系列微控制器连接起来。

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<tr><td align="CENTER" bgcolor="#FFFFCC">31..30</td><td align="CENTER"><a name="ISI_RGB_CFG"></a><b>ISI_RGB_CFG</b><font size="-2"><br><a href="AT91SAM9260_h.html#AT91C_ISI_RGB_CFG">AT91C_ISI_RGB_CFG</a></font></td><td><b>RGB configuration</b><br>defines RGB pattern when RGB_MODE is set to 1<font size="-1"><table bgcolor="#E3F2FF" border=1 cellpadding=0 cellspacing=0 width="100%"><null><th><b>Value</b></th><th><b>Label</b></th><th><b>Description</b></th><tr><td align="CENTER">0</td><td align="CENTER"><a name="ISI_RGB_CFG_RGB_DEF"></a><b>ISI_RGB_CFG_RGB_DEF</b><font size="-1"><br><a href="AT91SAM9260_h.html#AT91C_ISI_RGB_CFG_RGB_DEF">AT91C_ISI_RGB_CFG_RGB_DEF</a></font></td><td><br>R/G(MSB)  G(LSB)/B  R/G(MSB)  G(LSB)/B</td></tr>
<tr><td align="CENTER">1</td><td align="CENTER"><a name="ISI_RGB_CFG_RGB_MOD1"></a><b>ISI_RGB_CFG_RGB_MOD1</b><font size="-1"><br><a href="AT91SAM9260_h.html#AT91C_ISI_RGB_CFG_RGB_MOD1">AT91C_ISI_RGB_CFG_RGB_MOD1</a></font></td><td><br>B/G(MSB)  G(LSB)/R  B/G(MSB)  G(LSB)/R</td></tr>
<tr><td align="CENTER">2</td><td align="CENTER"><a name="ISI_RGB_CFG_RGB_MOD2"></a><b>ISI_RGB_CFG_RGB_MOD2</b><font size="-1"><br><a href="AT91SAM9260_h.html#AT91C_ISI_RGB_CFG_RGB_MOD2">AT91C_ISI_RGB_CFG_RGB_MOD2</a></font></td><td><br>G(LSB)/R  B/G(MSB)  G(LSB)/R  B/G(MSB)</td></tr>
<tr><td align="CENTER">3</td><td align="CENTER"><a name="ISI_RGB_CFG_RGB_MOD3"></a><b>ISI_RGB_CFG_RGB_MOD3</b><font size="-1"><br><a href="AT91SAM9260_h.html#AT91C_ISI_RGB_CFG_RGB_MOD3">AT91C_ISI_RGB_CFG_RGB_MOD3</a></font></td><td><br>G(LSB)/B  R/G(MSB)  G(LSB)/B  R/G(MSB)</td></tr>
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<a name="ISI_SR"></a><h4><a href="#ISI">ISI</a>: <i><a href="AT91SAM9260_h.html#AT91_REG">AT91_REG</a></i> ISI_SR  <i>Status Register</i></h4><ul><null><font size="-2"><li><b>HISI</b> <i><a href="AT91SAM9260_h.html#AT91C_HISI_SR">AT91C_HISI_SR</a></i> 0xFFFC0008</font></null></ul><table border=1 cellpadding=0 cellspacing=0 width="100%"><null><th bgcolor="#FFFFCC"><b>Offset</b></th><th bgcolor="#FFFFCC"><b>Name</b></th><th bgcolor="#FFFFCC"><b>Description</b></th><tr><td align="CENTER" bgcolor="#FFFFCC">0</td><td align="CENTER"><a name="ISI_SOF"></a><b>ISI_SOF</b><font size="-2"><br><a href="AT91SAM9260_h.html#AT91C_ISI_SOF">AT91C_ISI_SOF</a></font></td><td><b>Start of Frame</b><br>When set a start of frame has been detected.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">1</td><td align="CENTER"><a name="ISI_DIS"></a><b>ISI_DIS</b><font size="-2"><br><a href="AT91SAM9260_h.html#AT91C_ISI_DIS">AT91C_ISI_DIS</a></font></td><td><b>Image Sensor Interface disable</b><br>0 = The Image Sensor Interface is enabled; 1:The Image sensor interface is disabled and stops capturing data.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">2</td><td align="CENTER"><a name="ISI_SOFTRST"></a><b>ISI_SOFTRST</b><font size="-2"><br><a href="AT91SAM9260_h.html#AT91C_ISI_SOFTRST">AT91C_ISI_SOFTRST</a></font></td><td><b>Software Reset</b><br>0 : Software reset not asserted or not completed, 1 : Software reset has completed successfully</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">4</td><td align="CENTER"><a name="ISI_CRC_ERR"></a><b>ISI_CRC_ERR</b><font size="-2"><br><a href="AT91SAM9260_h.html#AT91C_ISI_CRC_ERR">AT91C_ISI_CRC_ERR</a></font></td><td><b>CRC synchronisation error</b><br>1: CRC_SYNC is enabled in the control register and an error has been detected and not corrected. The frame is discarded and the ISI waits for a new one.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">5</td><td align="CENTER"><a name="ISI_FO_C_OVF"></a><b>ISI_FO_C_OVF</b><font size="-2"><br><a href="AT91SAM9260_h.html#AT91C_ISI_FO_C_OVF">AT91C_ISI_FO_C_OVF</a></font></td><td><b>Fifo Codec Overflow </b><br>1: An overrun condition has occurred in input FIFO on the codec path.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">6</td><td align="CENTER"><a name="ISI_FO_P_OVF"></a><b>ISI_FO_P_OVF</b><font size="-2"><br><a href="AT91SAM9260_h.html#AT91C_ISI_FO_P_OVF">AT91C_ISI_FO_P_OVF</a></font></td><td><b>Fifo Preview Overflow </b><br>1: An overrun condition has occurred in input FIFO on the preview path.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">7</td><td align="CENTER"><a name="ISI_FO_P_EMP"></a><b>ISI_FO_P_EMP</b><font size="-2"><br><a href="AT91SAM9260_h.html#AT91C_ISI_FO_P_EMP">AT91C_ISI_FO_P_EMP</a></font></td><td><b>Fifo Preview Empty</b><br>1: 1:The DMA has finished transferring all the contents of the preview FIFO.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">8</td><td align="CENTER"><a name="ISI_FO_C_EMP"></a><b>ISI_FO_C_EMP</b><font size="-2"><br><a href="AT91SAM9260_h.html#AT91C_ISI_FO_C_EMP">AT91C_ISI_FO_C_EMP</a></font></td><td><b>Fifo Codec Empty</b><br>1: 1:The DMA has finished transferring all the contents of the Codec FIFO.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">9</td><td align="CENTER"><a name="ISI_FR_OVR"></a><b>ISI_FR_OVR</b><font size="-2"><br><a href="AT91SAM9260_h.html#AT91C_ISI_FR_OVR">AT91C_ISI_FR_OVR</a></font></td><td><b>Frame rate overun</b><br>0: No Frame overrun, 1: Frame overrun, the current frame is being skipped because a vsync signal has been detected while flushing FIFOs.</td></tr>
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<a name="ISI_IER"></a><h4><a href="#ISI">ISI</a>: <i><a href="AT91SAM9260_h.html#AT91_REG">AT91_REG</a></i> ISI_IER  <i>Interrupt Enable Register</i></h4><ul><null><font size="-2"><li><b>HISI</b> <i><a href="AT91SAM9260_h.html#AT91C_HISI_IER">AT91C_HISI_IER</a></i> 0xFFFC000C</font></null></ul><table border=1 cellpadding=0 cellspacing=0 width="100%"><null><th bgcolor="#FFFFCC"><b>Offset</b></th><th bgcolor="#FFFFCC"><b>Name</b></th><th bgcolor="#FFFFCC"><b>Description</b></th><tr><td align="CENTER" bgcolor="#FFFFCC">0</td><td align="CENTER"><a name="ISI_SOF"></a><b>ISI_SOF</b><font size="-2"><br><a href="AT91SAM9260_h.html#AT91C_ISI_SOF">AT91C_ISI_SOF</a></font></td><td><b>Start of Frame</b><br>When set a start of frame has been detected.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">1</td><td align="CENTER"><a name="ISI_DIS"></a><b>ISI_DIS</b><font size="-2"><br><a href="AT91SAM9260_h.html#AT91C_ISI_DIS">AT91C_ISI_DIS</a></font></td><td><b>Image Sensor Interface disable</b><br>0 = The Image Sensor Interface is enabled; 1:The Image sensor interface is disabled and stops capturing data.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">2</td><td align="CENTER"><a name="ISI_SOFTRST"></a><b>ISI_SOFTRST</b><font size="-2"><br><a href="AT91SAM9260_h.html#AT91C_ISI_SOFTRST">AT91C_ISI_SOFTRST</a></font></td><td><b>Software Reset</b><br>0 : Software reset not asserted or not completed, 1 : Software reset has completed successfully</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">4</td><td align="CENTER"><a name="ISI_CRC_ERR"></a><b>ISI_CRC_ERR</b><font size="-2"><br><a href="AT91SAM9260_h.html#AT91C_ISI_CRC_ERR">AT91C_ISI_CRC_ERR</a></font></td><td><b>CRC synchronisation error</b><br>1: CRC_SYNC is enabled in the control register and an error has been detected and not corrected. The frame is discarded and the ISI waits for a new one.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">5</td><td align="CENTER"><a name="ISI_FO_C_OVF"></a><b>ISI_FO_C_OVF</b><font size="-2"><br><a href="AT91SAM9260_h.html#AT91C_ISI_FO_C_OVF">AT91C_ISI_FO_C_OVF</a></font></td><td><b>Fifo Codec Overflow </b><br>1: An overrun condition has occurred in input FIFO on the codec path.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">6</td><td align="CENTER"><a name="ISI_FO_P_OVF"></a><b>ISI_FO_P_OVF</b><font size="-2"><br><a href="AT91SAM9260_h.html#AT91C_ISI_FO_P_OVF">AT91C_ISI_FO_P_OVF</a></font></td><td><b>Fifo Preview Overflow </b><br>1: An overrun condition has occurred in input FIFO on the preview path.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">7</td><td align="CENTER"><a name="ISI_FO_P_EMP"></a><b>ISI_FO_P_EMP</b><font size="-2"><br><a href="AT91SAM9260_h.html#AT91C_ISI_FO_P_EMP">AT91C_ISI_FO_P_EMP</a></font></td><td><b>Fifo Preview Empty</b><br>1: 1:The DMA has finished transferring all the contents of the preview FIFO.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">8</td><td align="CENTER"><a name="ISI_FO_C_EMP"></a><b>ISI_FO_C_EMP</b><font size="-2"><br><a href="AT91SAM9260_h.html#AT91C_ISI_FO_C_EMP">AT91C_ISI_FO_C_EMP</a></font></td><td><b>Fifo Codec Empty</b><br>1: 1:The DMA has finished transferring all the contents of the Codec FIFO.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">9</td><td align="CENTER"><a name="ISI_FR_OVR"></a><b>ISI_FR_OVR</b><font size="-2"><br><a href="AT91SAM9260_h.html#AT91C_ISI_FR_OVR">AT91C_ISI_FR_OVR</a></font></td><td><b>Frame rate overun</b><br>0: No Frame overrun, 1: Frame overrun, the current frame is being skipped because a vsync signal has been detected while flushing FIFOs.</td></tr>
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<a name="ISI_IDR"></a><h4><a href="#ISI">ISI</a>: <i><a href="AT91SAM9260_h.html#AT91_REG">AT91_REG</a></i> ISI_IDR  <i>Interrupt Disable Register</i></h4><ul><null><font size="-2"><li><b>HISI</b> <i><a href="AT91SAM9260_h.html#AT91C_HISI_IDR">AT91C_HISI_IDR</a></i> 0xFFFC0010</font></null></ul><table border=1 cellpadding=0 cellspacing=0 width="100%"><null><th bgcolor="#FFFFCC"><b>Offset</b></th><th bgcolor="#FFFFCC"><b>Name</b></th><th bgcolor="#FFFFCC"><b>Description</b></th><tr><td align="CENTER" bgcolor="#FFFFCC">0</td><td align="CENTER"><a name="ISI_SOF"></a><b>ISI_SOF</b><font size="-2"><br><a href="AT91SAM9260_h.html#AT91C_ISI_SOF">AT91C_ISI_SOF</a></font></td><td><b>Start of Frame</b><br>When set a start of frame has been detected.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">1</td><td align="CENTER"><a name="ISI_DIS"></a><b>ISI_DIS</b><font size="-2"><br><a href="AT91SAM9260_h.html#AT91C_ISI_DIS">AT91C_ISI_DIS</a></font></td><td><b>Image Sensor Interface disable</b><br>0 = The Image Sensor Interface is enabled; 1:The Image sensor interface is disabled and stops capturing data.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">2</td><td align="CENTER"><a name="ISI_SOFTRST"></a><b>ISI_SOFTRST</b><font size="-2"><br><a href="AT91SAM9260_h.html#AT91C_ISI_SOFTRST">AT91C_ISI_SOFTRST</a></font></td><td><b>Software Reset</b><br>0 : Software reset not asserted or not completed, 1 : Software reset has completed successfully</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">4</td><td align="CENTER"><a name="ISI_CRC_ERR"></a><b>ISI_CRC_ERR</b><font size="-2"><br><a href="AT91SAM9260_h.html#AT91C_ISI_CRC_ERR">AT91C_ISI_CRC_ERR</a></font></td><td><b>CRC synchronisation error</b><br>1: CRC_SYNC is enabled in the control register and an error has been detected and not corrected. The frame is discarded and the ISI waits for a new one.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">5</td><td align="CENTER"><a name="ISI_FO_C_OVF"></a><b>ISI_FO_C_OVF</b><font size="-2"><br><a href="AT91SAM9260_h.html#AT91C_ISI_FO_C_OVF">AT91C_ISI_FO_C_OVF</a></font></td><td><b>Fifo Codec Overflow </b><br>1: An overrun condition has occurred in input FIFO on the codec path.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">6</td><td align="CENTER"><a name="ISI_FO_P_OVF"></a><b>ISI_FO_P_OVF</b><font size="-2"><br><a href="AT91SAM9260_h.html#AT91C_ISI_FO_P_OVF">AT91C_ISI_FO_P_OVF</a></font></td><td><b>Fifo Preview Overflow </b><br>1: An overrun condition has occurred in input FIFO on the preview path.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">7</td><td align="CENTER"><a name="ISI_FO_P_EMP"></a><b>ISI_FO_P_EMP</b><font size="-2"><br><a href="AT91SAM9260_h.html#AT91C_ISI_FO_P_EMP">AT91C_ISI_FO_P_EMP</a></font></td><td><b>Fifo Preview Empty</b><br>1: 1:The DMA has finished transferring all the contents of the preview FIFO.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">8</td><td align="CENTER"><a name="ISI_FO_C_EMP"></a><b>ISI_FO_C_EMP</b><font size="-2"><br><a href="AT91SAM9260_h.html#AT91C_ISI_FO_C_EMP">AT91C_ISI_FO_C_EMP</a></font></td><td><b>Fifo Codec Empty</b><br>1: 1:The DMA has finished transferring all the contents of the Codec FIFO.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">9</td><td align="CENTER"><a name="ISI_FR_OVR"></a><b>ISI_FR_OVR</b><font size="-2"><br><a href="AT91SAM9260_h.html#AT91C_ISI_FR_OVR">AT91C_ISI_FR_OVR</a></font></td><td><b>Frame rate overun</b><br>0: No Frame overrun, 1: Frame overrun, the current frame is being skipped because a vsync signal has been detected while flushing FIFOs.</td></tr>
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<a name="ISI_IMR"></a><h4><a href="#ISI">ISI</a>: <i><a href="AT91SAM9260_h.html#AT91_REG">AT91_REG</a></i> ISI_IMR  <i>Interrupt Mask Register</i></h4><ul><null><font size="-2"><li><b>HISI</b> <i><a href="AT91SAM9260_h.html#AT91C_HISI_IMR">AT91C_HISI_IMR</a></i> 0xFFFC0014</font></null></ul><table border=1 cellpadding=0 cellspacing=0 width="100%"><null><th bgcolor="#FFFFCC"><b>Offset</b></th><th bgcolor="#FFFFCC"><b>Name</b></th><th bgcolor="#FFFFCC"><b>Description</b></th><tr><td align="CENTER" bgcolor="#FFFFCC">0</td><td align="CENTER"><a name="ISI_SOF"></a><b>ISI_SOF</b><font size="-2"><br><a href="AT91SAM9260_h.html#AT91C_ISI_SOF">AT91C_ISI_SOF</a></font></td><td><b>Start of Frame</b><br>When set a start of frame has been detected.</td></tr>