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Ethernut 5.0

Hardware Manual

Preliminary

Содержание Ethernut 5.0

Страница 1: ...Ethernut 5 0 Hardware Manual Preliminary...

Страница 2: ...this document Nor does it make a commitment to update the information contained herein egnite products are not intended for use in medical life saving or life sustaining applications egnite retains th...

Страница 3: ...sh Boot Enable 14 MMC SD Card Socket 14 Ethernet Interface 14 USB Device Port 16 USB Host Port 16 FFC Connector 16 Expansion Port 17 Power Supply 18 JTAG Interface 18 RTC 19 Hardware Clocks 19 Using t...

Страница 4: ...ading from Previous Ethernut Revisions 29 Changes Compared to Ethernut 1 and Ethernut 2 29 Changes Compared to Ethernut 3 29 Troubleshooting 30 Basic Checks 30 Advanced Checks 30 Warranty 31 Schematic...

Страница 5: ...MByte SDRAM 4 MByte serial Flash Multimedia SD Card Socket 10 100 Mbps Ethernet interface with Auto MDIX USB 2 0 full speed device and host interface RS 232 at DB 9 connector with full modem handshak...

Страница 6: ...Ethernut 5 0 Hardware Manual 6...

Страница 7: ...hub or switch For power supply the following options are available Connecting the Ethernut board to a USB port of your PC Using an unregulated DC power supply providing a minimum 1 5 Watt at 7V but no...

Страница 8: ...ith Auto MDIX and may be connected directly to the PC with a standard patch cable However depending on the PC s operating system link negotiation may not work reliable in this configuration Step 4 1 I...

Страница 9: ...size 528 total 16 5 MiB In serial Out serial Err serial Net macb0 PHY present at 0 macb0 Starting autonegotiation macb0 Autonegotiation complete macb0 link up 100Mbps full duplex lpa 0x45e1 macb0 Hit...

Страница 10: ...sh run nfsbootlinux Boot Linux kernel from NFS mount run nfsbootnut Boot Nut OS image from NFS mount run nfsinstallenv Update U Boot environment in serial Flash from NFS mount run nfsinstalllinux Upda...

Страница 11: ...rnut5 login root root ethernut5 Enter root to log in a password is not required After successfully logged in you will get the Linux command line prompt For a first test you may start the HTTP server b...

Страница 12: ...p Flash memory When enabling the security bit GPNVM0 access to the Flash is forbidden Disabling this security bit can only be achieved by a full erase of the entire Flash This ensures the confidential...

Страница 13: ...into the SDRAM and using the command cp or any of the pre defined install scripts For the partition layout refer to chapter Memory Layout NAND Flash Memory The Micron MT29F8G08ABABAWP IC3 provides 1 G...

Страница 14: ...ctor with an integrated 100 10Base T transformer filter for its twisted pair Ethernet port The interface supports the maximum cable length of 100 meters between the Ethernet board and a hub or switch...

Страница 15: ...1 stop bit and 115 200 baud without handshake will be used The boot loader firmware supplied with the Ethernut board assumes this configuration Any of the following serial interfaces of the microcontr...

Страница 16: ...protecting all Flash memories via USB The USB device port may be also used to supply power to the Ethernut board USB Host Port An on board USB Standard A receptacle allows to attach external USB devic...

Страница 17: ...32 Interface 13 Data Bit 6 Input PB26 UART0 RTS RS 232 Interface 14 Data Bit 7 Input PB27 UART0 CTS RS 232 Interface 15 Pixel Clock Input PB28 UART1 RTS 16 Vertical Sync Input PB29 UART1 CTS 17 Horizo...

Страница 18: ...ore voltage can be forcibly enabled by removing both control enable jumpers at JP3 Since additional expansion boards can be connected the voltage regulators are capable of supplying a maximum current...

Страница 19: ...s backed by a 0 33F double layer cap C1 A dedicated 32 768kHz crystal Y2 drives the reference clock Hardware Clocks Three crystals and one oscillator provide the required clocks Part Frequency Used by...

Страница 20: ...penOCD is supplied with the Turtelizer 2 It allows to optionally use a proprietary driver based on the USB driver from FTDI Ltd In order to conform to OpenOCD s license the Turtelizer s USB library mu...

Страница 21: ...PC For the Turtelizer this will be the USB interface Install the software that comes with your JTAG adapter When connecting an USB based adapter like the Turtelizer 2 to a Windows PC for the first ti...

Страница 22: ...able chip select 6 shared with FIQ 0x90000000 0xEFFFFFFF Forbidden zone 0xF0000000 0xFFFFFFFF Internal peripherals Serial Flash Partitions The following table shows the pre configured partitions Addre...

Страница 23: ...his connector contains partial CPU data and address bus memory read write signals digital I O ports I2C and SPI bus reset signal and power supply Some signals are also used internally by Ethernut or c...

Страница 24: ...PB16 GPIO Timer 53 PB17 GPIO Timer 55 PA24 I2C 57 PA26 GPIO Timer 59 PA28 GPIO Timer 61 PC5 GPIO Memory Bus SPI 63 NC Available 2 V3 3 3 3V Supply 4 V5 0 5 0V Supply 6 GND Signal ground 8 GND Signal g...

Страница 25: ...SI CPUPWR 0 0 1 1 0 0 1 1 CPUPWR 0 No effect 1 1 8V and 3 3V power supply on VBUSI 0 No effect 1 Enables 5V power supply drawn from USB device connector VBUSO 0 No effect 1 Enables USB host connector...

Страница 26: ...ector power supply MMCPWR 0 No effect 1 Disables MMC SD Card power supply RS232 0 No effect 1 Disables RS 232 interface ETHCLK 0 No effect 1 Disables Ethernet clock oscillator ETHRST 0 No effect 1 Dea...

Страница 27: ...ead only 7 6 5 4 3 2 1 0 ADC_TEMP 0 0 0 0 0 0 0 0 ADC_TEMP ADC value of the temperature sensor The temperature is measured with an LM50C sensor connected to an ADC input The sensor is located at the b...

Страница 28: ...Ethernut 5 0 Hardware Manual 7 6 5 4 3 2 1 0 ADC_VAUX 0 0 0 0 0 0 0 0 ADC_VAUX ADC value of the auxiliary voltage sensor 28...

Страница 29: ...e that Ethernut 5 allows re programming via RS 232 and USB The JTAG adapter is required for debugging only Also note that the ARM9 used on Ethernut 5 has a different I O port layout compared to the AV...

Страница 30: ...put from U Boot then the problem is most probably with the RS 232 cable or the terminal emulator Ensure that the COM port parameters are set to 115200 baud no parity 8 data bits and 1 stop bit and tha...

Страница 31: ...k side of the board MAC address of your Ethernut written on top of the board and on the invoice Description of your problem You may keep it simple we may request details later Please understand that w...

Страница 32: ...Ethernut 5 0 Hardware Manual Schematics Full schematics are provided on the next 4 pages 32...

Страница 33: ...Schematics 33...

Страница 34: ...Ethernut 5 0 Hardware Manual 34...

Страница 35: ...Schematics 35...

Страница 36: ...Ethernut 5 0 Hardware Manual 36...

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Страница 40: ...egnite GmbH Erinstrasse 9 44575 Castrop Rauxel Germany Phone 49 0 23 05 44 12 56 Fax 49 0 23 05 44 14 87 E Mail info egnite de http www egnite de http www ethernut de...

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