LPC MicrocontrollersのトピックAT45DB321E Interface with LPC1752 https://community.nxp.com/t5/LPC-Microcontrollers/AT45DB321E-Interface-with-LPC1752/m-p/1073012#M41395 <HTML><HEAD></HEAD><BODY><P>I have a circuit in which one uses lpc1752 and at45db flash memory. My question is this flash memory connects to ic like bellow and its work. I want to know how it works and is they use spi or something else.&nbsp;&nbsp;</P><P></P><P><STRONG><SPAN style="text-decoration: underline;">lpc1752&nbsp;</SPAN>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<SPAN style="text-decoration: underline;">at45db321e</SPAN></STRONG></P><P>MOSI&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;SSEL</P><P>MISO&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;MISO</P><P>SCK&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;SCK</P><P>CS&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;MOSI</P><P></P><P></P><P><span class="lia-inline-image-display-wrapper" image-alt="pastedImage_8.jpg"><img src="https://community.nxp.com/t5/image/serverpage/image-id/108199iBC5FB6EE585A37AB/image-size/large?v=v2&amp;px=999" role="button" title="pastedImage_8.jpg" alt="pastedImage_8.jpg" /></span></P></BODY></HTML> Tue, 26 May 2020 02:37:54 GMT jahid_sawikot 2020-05-26T02:37:54Z AT45DB321E Interface with LPC1752 https://community.nxp.com/t5/LPC-Microcontrollers/AT45DB321E-Interface-with-LPC1752/m-p/1073012#M41395 <HTML><HEAD></HEAD><BODY><P>I have a circuit in which one uses lpc1752 and at45db flash memory. My question is this flash memory connects to ic like bellow and its work. I want to know how it works and is they use spi or something else.&nbsp;&nbsp;</P><P></P><P><STRONG><SPAN style="text-decoration: underline;">lpc1752&nbsp;</SPAN>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<SPAN style="text-decoration: underline;">at45db321e</SPAN></STRONG></P><P>MOSI&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;SSEL</P><P>MISO&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;MISO</P><P>SCK&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;SCK</P><P>CS&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;MOSI</P><P></P><P></P><P><span class="lia-inline-image-display-wrapper" image-alt="pastedImage_8.jpg"><img src="https://community.nxp.com/t5/image/serverpage/image-id/108199iBC5FB6EE585A37AB/image-size/large?v=v2&amp;px=999" role="button" title="pastedImage_8.jpg" alt="pastedImage_8.jpg" /></span></P></BODY></HTML> Tue, 26 May 2020 02:37:54 GMT https://community.nxp.com/t5/LPC-Microcontrollers/AT45DB321E-Interface-with-LPC1752/m-p/1073012#M41395 jahid_sawikot 2020-05-26T02:37:54Z Re: AT45DB321E Interface with LPC1752 https://community.nxp.com/t5/LPC-Microcontrollers/AT45DB321E-Interface-with-LPC1752/m-p/1073013#M41396 <HTML><HEAD></HEAD><BODY><P>Hello <A _jive_internal="true" data-content-finding="Community" data-userid="359826" data-username="jahid.sawikot@gmail.com" href="https://community.nxp.com/people/jahid.sawikot@gmail.com">Jahid Hasan</A></P><P>&nbsp;</P><P>You can find detailed information about the SPI in the LPC1752 user guide under chapter 17. <A href="https://www.nxp.com/docs/en/user-guide/UM10360.pdf" title="https://www.nxp.com/docs/en/user-guide/UM10360.pdf">https://www.nxp.com/docs/en/user-guide/UM10360.pdf</A>&nbsp;</P><P>For examples about the SPI, you can refer to the LPCOpen libraries <A href="https://www.nxp.com/design/microcontrollers-developer-resources/lpcopen-libraries-and-examples/lpcopen-software-development-platform-lpc17xx:LPCOPEN-SOFTWARE-FOR-LPC17XX" title="https://www.nxp.com/design/microcontrollers-developer-resources/lpcopen-libraries-and-examples/lpcopen-software-development-platform-lpc17xx:LPCOPEN-SOFTWARE-FOR-LPC17XX">LPCOpen Software for LPC17XX | NXP</A>&nbsp;</P><P>&nbsp;</P><P>Regarding the schematic the MOSI line of the MCU must be connected to the serial input of your device and SSEL is connected to the Chip Select.</P><P>&nbsp;</P><P>Let me know if this is helpful, if you have more questions do not hesitate to ask me.</P><P>Best regards,</P><P>Omar</P></BODY></HTML> Wed, 27 May 2020 17:54:24 GMT https://community.nxp.com/t5/LPC-Microcontrollers/AT45DB321E-Interface-with-LPC1752/m-p/1073013#M41396 Omar_Anguiano 2020-05-27T17:54:24Z