topic Re: Chip Select Values for Spansion NOR Flash in i.MX Processors https://community.nxp.com/t5/i-MX-Processors/Chip-Select-Values-for-Spansion-NOR-Flash/m-p/237576#M19143 <HTML><HEAD></HEAD><BODY><P>thank you. I was looking at this document but wasn't sure how relevant it was so thank you for your confirmation.</P></BODY></HTML> Fri, 28 Jun 2013 09:15:21 GMT kates 2013-06-28T09:15:21Z Chip Select Values for Spansion NOR Flash https://community.nxp.com/t5/i-MX-Processors/Chip-Select-Values-for-Spansion-NOR-Flash/m-p/237572#M19139 <HTML><HEAD></HEAD><BODY><P>I am trying to configure the chip select registers to interface an IMX27 to a Spansion nor flash - S29WS256P - and am failing dismally !</P><P>Has anyone got any experience doing this and can provide any help ?</P><P>Thank you and apologies if this sounds trivial - I am ver new to this and have been dropped in the deep end as it were.</P></BODY></HTML> Tue, 25 Jun 2013 07:27:37 GMT https://community.nxp.com/t5/i-MX-Processors/Chip-Select-Values-for-Spansion-NOR-Flash/m-p/237572#M19139 kates 2013-06-25T07:27:37Z Re: Chip Select Values for Spansion NOR Flash https://community.nxp.com/t5/i-MX-Processors/Chip-Select-Values-for-Spansion-NOR-Flash/m-p/237573#M19140 <HTML><HEAD></HEAD><BODY><P>As first approximation, please use default WEIM settings for i.MX27 </P><P>CS0 channel. They intended for NOR boot and are quite robust. </P><P><SPAN class="mce_paste_marker"></SPAN></P></BODY></HTML> Wed, 26 Jun 2013 07:57:21 GMT https://community.nxp.com/t5/i-MX-Processors/Chip-Select-Values-for-Spansion-NOR-Flash/m-p/237573#M19140 Yuri 2013-06-26T07:57:21Z Re: Chip Select Values for Spansion NOR Flash https://community.nxp.com/t5/i-MX-Processors/Chip-Select-Values-for-Spansion-NOR-Flash/m-p/237574#M19141 <HTML><HEAD></HEAD><BODY><P>Hello Kate,</P><P></P><P>Please launch the URL attached driectly below, as it will detail</P><P>the "Interfacing i.MX3x to S29GL" application note.</P><P></P><P>Although the app note is written for the S29GL (3.0V FLASH) and i.MX3x,</P><P>the interface of the control signals are identical to that of the S29WS-P</P><P>(1.8V FLASH), it may provide some additional information.</P><P><SPAN class="mce_paste_marker"></SPAN></P><P></P><P>URL to "Interfacing i.MX3x to S29GL" app note :</P><P><A href="http://www.spansion.com/Support/Application%20Notes/Interfacing_imx3x_to_S29GL_AN.pdf">http://www.spansion.com/Support/Application%20Notes/Interfacing_imx3x_to_S29GL_AN.pdf</A></P><P></P><P>Could you also please provide some details as to what you are currently experiencing?</P><P></P><P></P><P>Thank you and regards,</P><P>Albert</P><P>Spansion Engineering Solutions&nbsp; (SES)</P></BODY></HTML> Wed, 26 Jun 2013 18:01:52 GMT https://community.nxp.com/t5/i-MX-Processors/Chip-Select-Values-for-Spansion-NOR-Flash/m-p/237574#M19141 albert_b 2013-06-26T18:01:52Z Re: Chip Select Values for Spansion NOR Flash https://community.nxp.com/t5/i-MX-Processors/Chip-Select-Values-for-Spansion-NOR-Flash/m-p/237575#M19142 <HTML><HEAD></HEAD><BODY><P>thank you. we have gone back to the default values.</P></BODY></HTML> Fri, 28 Jun 2013 09:14:36 GMT https://community.nxp.com/t5/i-MX-Processors/Chip-Select-Values-for-Spansion-NOR-Flash/m-p/237575#M19142 kates 2013-06-28T09:14:36Z Re: Chip Select Values for Spansion NOR Flash https://community.nxp.com/t5/i-MX-Processors/Chip-Select-Values-for-Spansion-NOR-Flash/m-p/237576#M19143 <HTML><HEAD></HEAD><BODY><P>thank you. I was looking at this document but wasn't sure how relevant it was so thank you for your confirmation.</P></BODY></HTML> Fri, 28 Jun 2013 09:15:21 GMT https://community.nxp.com/t5/i-MX-Processors/Chip-Select-Values-for-Spansion-NOR-Flash/m-p/237576#M19143 kates 2013-06-28T09:15:21Z