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lpc43xx_freedev [2012/03/02 12:08] – memeruiz | lpc43xx_freedev [2012/03/23 07:00] – memeruiz |
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Some notes to make a development board for the lpc4357 microcontroller. | Some notes to make a development board for the lpc4357 microcontroller. |
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| Design steps: |
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| * Add Processor crystal and RTC crystal |
| * Add programming ports: JTAG, USART0, and ISP |
* Leave some jumpers or dip switch for the boot pins: P2_9, P2_8, P1_2, P1_1. | * Leave some jumpers or dip switch for the boot pins: P2_9, P2_8, P1_2, P1_1. |
* Serial flash. 4 bit bidirectional | * Serial flash. SPIFI 4 bit bidirectional |
* USB2.0 OTG | * USB2.0 OTG |
| * USB1 Prt |
* Ethernet | * Ethernet |
* RTC 32KHz clock | * VBAT jumper |
* VBAT | * USB0 external oscillator is necessary? |
* USB0 external crystal is necessary. | * Reset switch. |
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| ===== JTAG ===== |
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| DBGEN can be 0 for disabling brakepoints. Put a solder jumper there. http://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=1&ved=0CDQQFjAA&url=http%3A%2F%2Finfocenter.arm.com%2Fhelp%2Ftopic%2Fcom.arm.doc.faqs%2Fka3759.html&ei=chtsT77ZIo_ptQaAiMWYAg&usg=AFQjCNH2y7lRzzak0uwf68sCvupT62Y-Yg |
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| http://support.code-red-tech.com/CodeRedWiki/HardwareDebugConnections?action=show&redirect=CM3_SWD |
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| http://knowledgebase.nxp.com/showthread.php?t=385&langid=2 |
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| http://mbed.org/users/tecnosys/notebook/lpc1768-programming-via-10pin-jtagsw/ |
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| ===== MISC ===== |
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| PHY: http://de.mouser.com/_/?Keyword=phy+rmii&FS=True&Ns=Pricing|0 |
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| http://de.mouser.com/ProductDetail/SMSC/LAN8720AI-CP/?qs=sGAEpiMZZMuXKgZRMPEonXf54ZBHzE6fcSl1XPn7RJ0%3d |
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| http://www.smsc.com/media/Downloads_Public/Data_Sheets/8720a.pdf |
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| http://de.mouser.com/ProductDetail/SMSC/LAN8710AI-EZK/?qs=sGAEpiMZZMuXKgZRMPEonXf54ZBHzE6fiUMh8qEXIzY%3d |
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| http://www.smsc.com/media/Downloads_Public/Data_Sheets/8710a.pdf |
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| http://de.mouser.com/ProductDetail/SMSC/LAN8700C-AEZG/?qs=sGAEpiMZZMuXKgZRMPEonThT6psz%252bC%2fpakrIOYGuNgA%3d |
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| http://www.semiconductorstore.com/cart/pc/viewPrd.asp?idproduct=47304 |
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| http://newzealand.rs-online.com/web/p/embedded-peripherals/0419956/ |
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| http://www.i-vis.co.jp/pdf/wiznet/tcpip_chip/w5100/W5100_AN_SPI.pdf |
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| http://www.parallax.com/Store/Accessories/CommunicationRF/tabid/161/ProductID/753/List/0/Default.aspx?SortField=ProductName,ProductName |
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| http://www.sparkfun.com/products/8534 |
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| http://search.digikey.com/us/en/products/DP83620SQE%2FNOPB/DP83620SQE%2FNOPBTR-ND/2619104 |
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| http://search.digikey.com/us/en/cat/connectors-interconnects/modular-jacks-with-magnetics/1442739/page/5?k=MAG%20jack&stock=1&quantity=3&ColumnSort=1000011 |
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| http://de.mouser.com/Search/Refine.aspx?Keyword=jack+magnetics |
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| lpc21xx board reference design: http://www.microbuilder.eu/projects/LPC2148ReferenceDesign/DesignOverview.aspx |
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| lpc21xx linux http://www.thegnar.org/nav/LPCgettingstarted.html |
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| isp : http://lpc21isp.sourceforge.net/ |
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| tarjetas de desarrollo con LPCs: http://www.embeddedartists.com/products/lpcxpresso/lpc1343_xpr.php |
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| JTAG explanation: http://support.code-red-tech.com/CodeRedWiki/HardwareDebugConnections?action=show&redirect=CM3_SWD |