NXP LPC3180 Demo User`s Manual Rev2
Contents
1. Table of Contents 1 0 Introduction 55 eoe Gam Aere tier RNR 2 0 CHUTE TO M 2 1 aO OR o A EE 2 2 Software and Documentation 2 3 Power Requirements 2 4 Jumpers nente tier ete ee rie epe repr get pee 2 5 JTAG Connectors 2 6 Serial 2s UD Boa unen EI dina ct De dcs 3 0 Hardware Setup 4 0 Software Installation ie er e C e b TEGERE nd Tired 4 1 HOSt PC m 4 2 Build System 5 0 ECT 5 1 Rr E o C UT NOIRE GN EO GERE 5 2 U Boot 5 3 Linux Boot 5 4 SDRAM Memory Map 5 5 NAND Flash Memory Map 6 0 Downloading New Software 6 1 Loading Images Into SDRAM 11 6 2 tenente testen ennt nne theres E e ierit 7 0 Building Images in Linux 7 1 Building U Boot 7 2 Building the Linux Kern l ueteres testet 1 3 Editing the root file system 8 0 Tani PEATE Sas 5 Rete tt eire eoe detect eode2. Copacabana ARM Embedded Linux version 1 1 vfp Monday 20 December 2004 4 20 40 none login 54 SDRAM Memory Map Although the images loaded into SDRAM depend on the parameters in the ubt files below 15 the standard configuration used The following depicts where the images are loaded into memory but the memory map may change as sections are uncompressed and or moved Section Address Start RootFS 0x80000000 Linux Kernel 0x80620000 U Boot 0x8 1EC0000 5 5 NAND Flash Memory Map The NAND Flash is split into the following sections Section Address Start Interface Configuration data ICR 0x00000000 Secondary Boot Loader SIBL 0x00000800 RootFS 0x00020000 Linux Kernel 0x00620000 U Boot 0x00800000 JFFS2 file system 0x01000000 Rev2 Page 10 10 1 2007 FDI NXP LPC3180 Demo User s Manual FDI 6 0 Downloading New Software Please consult the FDI website www teamfdi com lpc3180 for updated board images and other related software Updated software may be downloaded to the LPC3180 s NAND flash memory using a two stage process First all images must be transferred via JTAG to the LPC3180 s SDRAM Next these images in SDRAM are programmed into NAND flash using a utility within U Boot This section outlines the steps necessary to accomplish these tasks 6 1 Loading Images Into SDRAM Memory If the images for download have not been provided th
3. 8 1 8 2 8 3 8 4 Bluetooth AE eie eoim 8 5 Framebuffer 9 0 F ncttonal Test E ERE Nr EUR e CEPR 9 1 Entering Functional Test Modenie enne entere teet ennt enne 19 9 2 Functional Test Menu 9 3 UERSUM EM DE MR 9 4 T st PA O sioe deca ties eode OR Sosa de e REOR CETERO HUGE Ge E 9 5 Test I2C2 9 6 Test SPI 9 7 Test UART2 to Bl etooth 2 nere rete der t eee dete 22 9 8 Exhaustive Memory Teste ee a pete oe eene 23 9 9 ST Codec Loopback test RE RR SPIRI OE ERO Ets eret ete re CURSO 23 10 0 aset Rp EE 24 11 0 General Sales and Contact Information c ccccccccccsssccessscceessscceesseceesseecessseccesseecessseecessseceeesecessseeeesseeesses 24 11 1 Gefleral Sales 5 sse e Ett er o erret eie ele dette b EE 24 11 2 Contact Information etie ee ESE P ER ONERE 24 12 0 APPENDIX A Board Layout and Connectors 0 ccecsescescsessseseeseeseescecsecseesessceaesecseesecseesessceseessesaeeaeees 25 13 0 APPENDIX B Schematic and Parts List ccccccccccccssscccssssccessseccesseecesseeceesseecessseecessseceesseeeesseecessseecesseeens 26 14 0 APPENDIX C Framebuffer API 14 1 15 0 APPENDIX D GUI Keypad Mapping 5 eese aaea an tton tnn E seen tenent tainen nn serene atit 30 Rev2 Page 3 10 1
4. Arguments None c Returns 1 on failure 0 on success d Example if ioctl fbfd FBIO SLEEPON printf Error turning sleep on n exit 1 7 FBIO SLEEPOFF a Purpose If the LCD panel is asleep this command explicitly wakes it up If the LCD panel is awake this command has no effect b Arguments None c Returns 1 on failure 0 on success d Example Rev2 Page 28 10 1 2007 NXP LPC3180 D Fi D User s Manual Fi Di Rev 2 p f ioctl fbfd FBIO SLEEPOFF printf Error turning sleep off n exit 1 8 FBIO TOGGLEINVERT a Purpose If the screen is not inverted this command places the screen in inverted mode If the screen is inverted this command places the screen in normal mode b Arguments None c Returns 1 on failure 0 on success d Example if ioctl fbfd FBIO TOGGLEINVERT printf Error toggling screen invert Mn exit 1 9 FBIO_INVERTON a Purpose If the screen is in normal mode this command places the screen in inverted mode If the screen is already inverted this command has no effect b Arguments None c Returns 1 on failure 0 on success d Example if ioctl fbfd FBIO INVERTON printf Error inverting screen n exit 1 10 FBIO INVERTOFF a Purpose If the screen is in inverted mode this command places the screen in normal mode If the
5. a startup script called startWIFI sh is created and placed within the nv directory on the LPC3180 board By default each script is setup to statically assign the IP and MAC addresses of the board according to the serial number on the board For example if the board s serial number is 32 its IP address is 192 168 1 32 and the MAC address is aabbccd7ea32 Please note that if the serial number is only 1 or 2 digits the place holder for the 100 s and 10 s digit in the MAC address is replaced with the letter a The ESSID MODE and WEP key are left unmodified in the script to be configured by the user Standard wireless tools commands are used to configure WIFI within the scripts 8 4 Bluetooth Each LPC3180 board is equipped with the NXP BGB203 Bluetooth module programmed with version 1 2 4 of the NXP 1SPP firmware For correct operation a modified version of the pshs uart ko kernel module must be used which raises the reset line to the BGB203 upon initialization Also the pshs uart ko module creates three high speed UART devices according to the layout of the LPC3180 The BGB203 is connected to UART2 which corresponds to dev ttyPSHSO within the device filesystem Communication with the BGB203 is accomplished with modem commands sent over the UART Please consult the ISPP user s manual for more information 8 5 Framebuffer The included GUI board comes equipped with an LCD panel controlled by the Solomon Systech SSD1783U2 LCD
6. command turns off the LCD Controller if it is on or turns it on if the LCD Controller is off b Arguments None c Returns 1 on failure 0 on success d Example if ioctl fbfd FBIO TOGGLEONOFF printf Error toggling screen on off n exit 1 3 FBIO SCREENOFF a Purpose Turns off the screen if it is on If the screen is already off this command has no effect b Arguments None c Returns 1 on failure 0 on success Rev2 Page 27 10 1 2007 FD NXP LPC3180 Demo FD User s Manual d Example if ioctl fbfd FBIO_SCREENOFF printf Error turning screen off n exit 1 4 FBIO SCREENON a Purpose Turns on the screen if it is off If the screen is already on this command has no effect b Arguments None c Returns 1 on failure 0 on success d Example if ioctl fbfd FBIO SCREENON printf Error turning screen on Mn exit 1 5 FBIO_TOGGLESLEEP a Purpose This command puts the LCD panel to sleep if it is awake or wakes it if the LCD panel is asleep b Arguments None c Returns 1 on failure 0 on success d Example if ioctl fbfd FBIO TOGGLESLEEP printf Error toggling screen sleep n exit 1 6 FBIO SLEEPON a Purpose If the LCD panel is awake this command explicitly puts it to sleep If the LCD panel is asleep this command has no effect b
7. g h loadbin u boot bin 81ECO0000 loadbin rootfs ubt 80020000 loadbin kernel ubt 80620000 loadbin uboot ubt 80800000 setpc 81EC0000 NOTE The NXP Demo Setup shortcut Software Binaries Programmed_Images expects JLink exe to be located at C Program Files SEGGER JLinkARM_V356b JLink exe If this is not the case on your system please modify the NXP Demo Setup shortcut NOTE All bin and ubt files except rootfs ubt should transfer to the LPC3180 s SDRAM within a few minutes The rootfs ubt file may take up to 5 minutes to finish downloading depending on its size To run u boot for NAND flash programming it is necessary to enter the following commands into a J Link Commander window A new J Link Commander window must be opened if the above commands were not typed in manually setpc 81EC0000 g After performing the above command you will only have a few seconds to react and enter U Boot command prompt mode Rev2 Page 13 10 1 2007 FDI NXP LPC3180 Demo User s Manual FDI 6 2 Writing SDRAM to NAND Flash After the following u boot banner appears press any key to get to the command prompt Using default environment Ins Out Err serial serial serial Hit any key to stop autoboot 2 After reaching the LPc3180 4 prompt the following commands should be executed sequentially LPC3180 LPC3180 LPC3180 LPC3180 nand nand nand nand eras
8. screen is already in normal mode this command has no effect b Arguments None c Returns 1 on failure 0 on success d Example if ioctl fbfd FBIO INVERTOFF printf Error inverting screen n exit 1 11 FBIO CONTRASTPLUS a Purpose Increments the screen s contrast adjustment by 1 If the contrast adjustment is at its highest possible value this command has no effect b Arguments None c Returns 1 on failure 0 on success d Example Page 29 10 1 2007 NXP LPC3180 D Fi D User s Manda Fi Di p H ioctl fbfd FBIO CONTRASTPLUS printf Error increasing screen contrast n exit 1 12 FBIO CONTRASTMINUS a Purpose Decrements the screen s contrast adjustment by 1 If the contrast adjustment is at its lowest possible value this command has no effect b Arguments None c Returns 1 on failure 0 on success d Example if ioctl fbfd FBIO CONTRASTMINUS printf Error decreasing screen contrast n exit 1 13 FBIO BRIGHTNESSPLUS a Purpose Increments the screen s brightness adjustment by 1 If the brightness adjustment is at its highest possible value this command has no effect b Arguments None c Returns 1 on failure 0 on success d Example if ioctl fbfd FBIO BRIGHTNESSPLUS printf Error increasing screen brightness exit 1 14 FBIO_BRIGHTNESSMINUS a Purpose Dec
9. 180 Demo Board is powered by a wall mounted UL and FCC listed power supply designed for 110V AC outlets It provides 5V DC at 2 5 Amp The power connector is a 2 1mm plug with center positive polarity For some International Applications where a special 220V Power Supply is required or for larger power supply options contact Condor Power Supplies at phone number 408 745 7141 or DigiKey at 800 344 4539 2 4 Jumpers The following table lists all jumpers on the LPC3180 board their default configurations and a description on the manipulation of their positions Rev2 Page 4 10 1 2007 NXP LPC3180 D Fi D User s Mandal Fi Di NOTE The silkscreen markings on Rev2 for JP4 are wrong Please see the table below to see the correct configuration settings Jumper Positions Description JP4 1 2 Allows Boot from UART Connection 2 3 default Allows Boot from NAND Flash JP5 1 2 default Allows PMU JTAG to reset BGW211 2 3 BGW211 can only be reset by POR Table 1 Jumper Descriptions 2 5 JTAG Connectors The following table lists the JTAG connectors of the LPC3180 board and the devices to which they connect JTAG Connector Device Connecting J2 LPC3180 14 BGB2093 Bluetooth Table 2 JTAG Connections 2 6 Serial Connection A serial connection may be made to the LPC3180 board from a host PC by connecting a serial cable from an open COM port on the host PC to connector P1 o
10. 2007 NXP LPC3180 D Fi D User s Manda Fi Di 1 0 Introduction The NXP LPC3180 Demo Board is a Linux based reference design that shows the ARM based microcontroller interfacing to an audio codec for VoIP an 802 11b g wireless network Bluetooth transceiver and user interface board Features include 200 MHz ARM926EJ S Microprocessor NXP LPC3180 64 MB SDRAM Memory Samsung K4M56163PG 128 MB NAND Flash Memory Samsung K9F1GO8ROA Wireless LAN 802 11b g NXP BGW211 SIP Low power Bluetooth 1 2 NXP BGB203 SIP with 1SPP 1 2 4 firmware Power Management NXP PCF50606 amp PCG50685 Optional Voice Codec NXP PCF87757 1 8V Low power low noise Audio Codec STMicroelectronics STw5095 JTAG ports CPU and Bluetooth Low Power USB Port DB9 Serial Port SD Card slot LCD and Keypad expansion board optional 2 0 Guide to Kit 2 1 Kit Contents The following items are included in the NXP LPC3180 Kit LPC3180 Board Revision 2 0 LPC3180 GUI Board Revision 1 Condor AC Adapter 5V 2 5A Serial Cable User s Manual 2 20 Software and Documentation Currently all software and documentation related to the LPC3180 Development Kit can be downloaded from the FDI website at www teamfdi com 1pc3180 The release distribution includes Gerber files schematics module datasheets software currently on the board as well as all other patches and setup software required to begin development 2 3 Power Requirements The LPC3
11. Controller For access within Linux a framebuffer kernel module was written and is included in the kernel patch file The following table shows a list of files and their purpose as they relate to the framebuffer module Each file is placed into the kernel tree after the linux 2 6 10 Ipc3180 FDI patch file is applied File Location Description ssdfb c LINUX drivers video The framebuffer driver code This code interacts with the linux kernel to create and manipulate the framebuffer device ssdfb h S LINUX include linux Contains IOCTL defines and others used by ssdfb c Should Rev2 Page 18 10 1 2007 FDI NXP LPC3180 Demo FD User s Manual be included by user applications to access IOCTL commands LCD SSD1783B c LINUX drivers video This file contains the low level code to communicate with the SSD1783U2 controller It must be linked with the ssdfb c code during module compilation LCD SSDI1783B h LINUX include linux This file contains defines and functional prototypes for all capabilities of the SSD1783U2 controller LPC3180_GPIO h LINUX include linux This file contains defines for working with the LPC3180 GPIO pins Makefile LINUX drivers video This file has been modified to include framebuffer support directly into the linux kernel Also lines were added to successfully compile ssdfb c and link it during the ma
12. LPC3180 Development Kit User s Manual 1 18 NXP Semi ARMS Platform o l Version 2 S on 7 L FUTURE DESIGNS INC LPC3180 GUI BOARD REV For Software and Documentation please go to www teamfdi com Ipc3180 FD Future Designs Inc Your Development Partner 2702 Triana Boulevard SW Huntsville AL 25805 FDI NXP LPC3180 Demo User s Manual FDI Information in this document is provided solely to enable the use of Future Designs products FDI assumes no liability whatsoever including infringement of any patent or copyright FDI reserves the right to make changes to these specifications at any time without notice No part of this document may be reproduced or transmitted in any form or by any means electronic or mechanical for any purpose without the express written permission of Future Designs Inc 2702 Triana Boulevard Huntsville AL 35805 NOTE The inclusion of vendor software products in an FDI kit does not imply an endorsement of the product by Future Designs Inc 2007 Future Designs Inc All rights reserved Microsoft MS DOS Windows Microsoft Word are registered trademarks of Microsoft Corporation Other brand names are trademarks or registered trademarks of their respective owners Revision 2 9 11 2007 6 20 00 PM Printed in the United States of America Rev 2 Page 2 10 1 2007 NXP LPC3180 D Fi DI User s Manda Fi Di
13. e write write write 00020000 00A00000 80020000 00020000 500000 80620000 00620000 160000 80800000 00800000 040000 The first command erases the entire portion of NAND memory to which the images will be written The second command writes the rootfs ubt image to NAND and may take several minutes to complete The third command writes the kernel ubt image to NAND and the fourth command writes the uboot ubt image to NAND If it is desirable to only erase a particular image the following commands are useful LPC3180 4 nand erase 00020000 500000 LPC3180 4 nand erase 00620000 160000 LPC3180 4 nand erase 00800000 040000 filesystem kernel u boot All commands listed here are also provided within the prg commands txt file in the distribution MSoftwareWProgrammed Images Following the successful execution of the above commands the board must be reset by pressing SW3 or power cycling the board Rev2 Page 14 10 1 2007 NXP LPC3180 D Fi D User s Manda Fi Di 7 0 Building Images in Linux The following section explains the direct steps needed to compile the UBT files from their standard sources 7 1 Building U Boot Currently a patch should be applied against the standard u boot 1 1 1 release This release can be downloaded from ftp ftp denx de pub u boot u boot 1 1 1 tar bz2 Next the tarfile should be unzipped extracted and the included patch applied to the source tar jx
14. es office or Field Applications Engineer IAR Systems provides technical support for the J Link Commander Software and J Link ARM KS dongle You may request assistance for any issues encountered by filling out a request form at http supp iar com Support Request Technical support for the LPC3180 Development Kit is provided by Future Designs Inc For fastest response e mail support teamfdi com e fax 256 883 1241 e phone 256 883 1240 FDI also provides a Web site at http www teamfdi com This web site provides the latest product information and updates for all FDI products 11 0 General Sales and Contact Information 11 1 General Sales Authorized sales representatives for the LPC3180 Development Kit include Worldwide contact FDI http www teamfdi com 256 883 1240 11 2 Contact Information The following is a list of company contact information related to the NXP LPC3180 Kit NXP Semiconductors web site http www nxp com IAR Systems web site at http www iar com Rev 2 Page 25 10 1 2007 FDI NXP LPC3180 Demo User s Manual FDI 12 0 APPENDIX A Board Layout and Connectors Rev 2 FUTURE DESIGNS INC LPC3180 GUI BOARD rev Connection Usage Ji SDCard 12 JTAG LPC3180 J3 50 Ohm Antenna Bluetooth 14 JTAG Bluetooth J5 50 Ohm Main Antenna WLAN J6 50 Ohm AUX Antenna WLAN J7 8 Ohm External Speaker Connect
15. ey will need to be built following section 7 0 Rev2 Page 11 10 1 2007 NXP LPC3180 D Fi D User s Gan Fi D Building Images Otherwise the following steps may be used to transfer images to SDRAM The serial connection to the LPC3180 board should be configured according to the steps outlined in 2 6 Serial Connection To properly communicate with the board using J Link Commander the J Link ARM KS JTAG dongle should be connected to J2 on the LPC3180 Board see Figure 8 J2 is located between GUI board connectors J12 and J13 on the right hand side of the LPC3180 board For assistance in installing J Link Commander please consult section 4 1 Figure 8 LPC3180 JTAG Connection After connecting the LPC3180 Board to the power supply 5 VDC 2 5A center use the power switch SW1 to apply power on the board If at any time the board needs to be reset push button SW3 may be pressed to reset the LPC3180 without toggling the power switch Rev2 Page 12 10 1 2007 NXP LPC3180 D Fi D User s Manda Fi Di Images may be downloaded to the LPC3180 Board s SDRAM by double clicking on the NXP Demo Setup shortcut file or by entering the following commands manually into the JLink Commander prompt window r loadbin SIBL 208Mhz bin 0 setpc O0 8 speed 4000 Switch the Thumb ARM w2 0x0 Oxa000 w2 0x2 0x4700 w4 0x4 Oxeafffffe setpc 0
16. he GUI board or the space key on the keyboard of the Host PC running HyperTerminal For details on the purpose and use of the functional tests please consult section 9 0 Functional Test The SIBL must be programmed into NAND flash with a special tool that also sets the first 512 bytes of the NAND flash to an appropriate configuration Rev2 Page 9 10 1 2007 NXP LPC3180 D Fi D User s Manda Fi Di 5 2 U Boot U Boot is another boot loader which is mainly responsible for loading the Linux Kernel It also provides a number of useful utilities For example the auto boot process can be aborted and a command line system accessed to handle flashing of the NAND memory testing and other basic low level features read write individual bytes If left to run U Boot will automatically start up the Linux system 5 3 Linux Boot Linux is loaded using a standard SysV Init method As the kernel enters various run levels scripts are executed which start specific daemons One script run is the etc rcS d S40modprobe sh script This file is actually a symbolic link to a script located in lib modules 2 6 10 S40modprobe sh This script modprobes drivers on boot and may be modified depending on the level of functionality desired in the bootable kernel After the kernel finishes booting the login prompt is observable from the HyperTerminal window At this prompt the user may log in by typing root as the username with no password
17. ion 19 BGW211 UART Header Jil Daughter Board Connector 1 J12 GUI Keypad Connector J13 GUI Display Connector J15 Headset Jack to Audio Codec STw5095 J16 Daughter Board Connector 2 Pl DB9 Serial Female P2 USB Type A Female P3 Power 5V 2 4A center positive Table 3 LPC3180 Connectors Page 26 10 1 2007 FD NXP LPC3180 Demo FD User s Manual 13 0 APPENDIX B Schematic and Parts List Please refer to the Hardware documentation within the distribution for latest schematics and parts list for the LPC3180 Demo Board 14 0 APPENDIX C Framebuffer API 14 1 IOCTL Calls Applications in the userspace may manipulate the LCD controller using certain IOCTL commands provided by the framebuffer module This section outlines these IOCTL calls lists expected arguments and provides an example of its use 1 FBIO DUMPSCREEN a Purpose Updates the screen with the latest data written to memory The 4 arguments allow the user to update a localized portion of the screen or the whole screen if desired b Arguments Address of 4 element unsigned int array using the following format x Location y Location x Resolution y Resolution c Returns 1 on failure 0 on success d Example unsigned int to send 4 0 0 128 160 if ioctl fbfd FBIO DUMPSCREEN amp to send printf Error dumping memory to LCD n exit 1 2 FBIO_TOGGLEONOFF a Purpose This
18. ke modules stage of compilation Ipc3000evb defconfig LINUX arch arm configs This file contains modifications to enable framebuffer support directly in the kernel when building kernel images setup_links LINUX This file is sourced prior to cross compiling the linux kernel for the ARM architecture It specifically sets the CONFIG_FB_SOLSYS environment variable to m to compile the ssdfb as a module During kernel compilation it is important to set the following environment variable to build the framebuffer module with the rest of the kernel export CONFIG FB SOLSYS m If desirable this command can be placed within the setup_links file within the kernel root Please consult section 4 0 APPENDIX C Framebuffer API for a detailed list of IOCTL commands to interact with the framebuffer in a user space application Rev2 Page 19 10 1 2007 NXP LPC3180 D Fi D User s Gant Fi D 9 0 Functional Tests A group of functional tests are bundled with SIBL for verification and debugging purposes on the LPC3180 board This section describes these functional tests and shows how they are useful in trouble shooting the board A list of the functional tests is provided below 1 LED Test 2 I2C Tests 3 SPI Tests 4 Uart2 to Bluetooth Test 5 Exhaustive Memory Test 9 1 Entering Functional Test Mode To access the functional tests within SIBL the F1
19. kernel ubt 7 2 1 Kernel Modules In the case where kernel modules must change it is necessary to install the kernel modules into the root file system image and re download the image onto the board see section 6 0 Downloading New Software This is performed by mounting the root file system see section 7 3 Editing the root file system and performing the following commands export INSTALL MOD PATH path to mnt rootfs make modules install This will install all newly compiled kernel modules into the directory path to mnt rootfs lib modules 2 6 10 Unfortunately the ST Codec and WIFI kernel modules are over written when this occurs The modules should be copied over into their respective locations cp vhw ko path to mnt rootfs lib modules 2 6 10 kernel drivers i2c linuxdrv 211 pnx4008 spi ko path to mnt rootfs lib modules 2 6 10 kernel drivers net Additionally the file path to mnt rootfs lib modules 2 6 10 modules dep must be modified so that the modprobe command may be used to insert and remove the vhw ko driver The following line should be added lib modules 2 6 10 kernel drivers i2c vhw ko This indicates to the module loader that the kernel module has no dependencies 7 3 Editing the root file system Before editing the file system you must mount it On a Linux build machine enter gzip d Software rootfs root fs gz mount o loop root fs path to mnt rootfs Make changes to the files in mnt
20. key should be pressed and held while the power switch SW1 is toggled Alternatively if the GUI board is not present the space key may be tapped after observing the following text in HyperTerminal NXP LPC3180 Demo FDI SIBL v1 00 SIBL will perform initialization and the quick memory test before going into Functional Test Mode 9 2 Functional Test Menu Figure 9 shows the main menu listing all functional tests to choose from The number keys on the keyboard or GUI keypad may be used to make selections The particular test selected will be highlighted in white For example in Figure 9 functional test 2 Test I2C1 is selected After pressing the number of the test desired the Enter key OK button should be pressed to enter the test Lia Figure 9 Functional Tests Menu Also if using the GUI board the up and down keys on either side of the OK button may be used to scroll through the tests Pressing the Esc key End button will exit functional test mode and boot the LPC3180 board into Linux as normal Rev2 Page 20 10 1 2007 NXP LPC3180 D Fi D User s Gani Fi D 9 3 Test LEDs This test verifies functional GPIO pins from the LPC3180 as well as proper operation from the LEDs themselves After selecting the test the user may repeatedly press the space key OK button to light up LED 1 LED 2 or LED 3 The LEDs should follow the pattern 1 2 3 and then repeat As the user continually pres
21. maining 2 minutes 10 seconds Figure 6 Install Progress Finally click Finish to end the installation Shortcuts should now be placed on your desktop which will allow you to open JLink Commander and run the programming scripts Installation Complete J Link ARM V3 56b has been successfully installed Press the Finish button to exit this installation Figure 7 Finish Installation 4 2 Build System To successfully re build kernel u boot and root filesystem images for the LPC3180 board a build system must be set up This requires setting up a proper environment for cross compiling ARM binaries Please see www gnuarm com for details on how to set up such a system Rev2 Page 8 10 1 2007 NXP LPC3180 D Fi D User s Manual Fi Di 5 0 Boot Process This section provides a detailed description of the boot process for the LPC3180 board First a general list of steps is given as an overview to the boot process A more detailed explanation is then provided for the main applications responsible for loading Linux on the LPC3180 The boot process of the LPC3180 project is broken up into the following general steps 1 On power up the LPC3180 begins booting by reading block 0 from the NAND flash 2 The secondary boot loader called SIBL is loaded from NAND flash stored in the LPC3180 s internal RAM and executed 3 SIBL performs initialization commands on the LPC3180 and loads the u bo
22. n is made see Figure 1 Connect Condor Power supply from wall outlet to P3 on the LPC3180 board see Figure 3 Setup serial connection and HyperTerminal as described in section 2 6 see Figure 2 Toggle switch SW1 to provide power to the board s see Figure 3 Text should be immediately visible in the HyperTerminal window and on the LCD panel if connected If JTAG is immediately required please consult section 4 1 on installing JLink Commander and 6 0 on connecting JTAG for downloading software Figure 1 GUI Board Connection Figure 2 Serial Connection Figure 3 Power Switch Page 6 10 1 2007 NXP LPC3180 D Fi D User s Gant Fi D 4 0 Software Installation 4 1 Host PC To download images into the LPC3180 board s NAND flash the J Link Commander tool should be used To install this product double click on the Setup JLinkARM V356b exe file included in the distribution After executing the file the user will be prompted with the install wizard Click Next to advance to the License Agreement 2 License Agreement Figure 4 JLink License Agreement Please read the following license agreement Use the scroll bar to view the rest of this agreement Important Read carefully This license is a legal agreement between YOU either an individual or a single entity and SEGGER Microcontroller Systeme GmbH called SEGGER By downloading and or using J Link ARM software
23. n the LPC3180 board Jumpers JP2 and JP3 should both be in the 1 2 positions as described in Table 1 This connection allows the user to observe the full boot process and log into Linux after a successful boot A proper configuration in HyperTerminal is described below Baud rate 115200 Data bits 8 Parity None Stop bits 1 Flow Control None 2 7 GUI Board The GUI board provides an input output interface to the LPC3180 board The board contains a simple keypad with cellular phone like buttons as well as the Densitron DVC40406 LCD module The LCD module allows for a resolution of 128x160 and up to 65K Colors With the power off the GUI board may be connected to the LPC3180 board by lining up connectors J12 and J13 of the LPC3180 board with connectors J1 and J2 of the GUI board respectively and pushing the boards together until a complete connection is made Rev2 Page 5 10 1 2007 NXP LPC3180 D Fi D User s Gant Fi D 3 0 Hardware Setup The list below outlines the necessary steps for getting the LPC3180 and optional GUI board up and running Images are provided where necessary as visual aides to the setup process 1 Rev 2 Place LPC3180 and GUI boards on a flat surface OPTIONAL Connect GUI board to LPC3180 board by lining up connectors J12 and J13 of the LPC3180 board with connectors J1 and J2 of the GUI board respectively Push the boards together until a complete connectio
24. ot Linux Kernel and root filesystem images from NAND flash into SDRAM at predefined locations 4 U Boot is then executed which performs other checks and initialization steps and finally executes the Linux Kernel image already in memory 5 Linux boots using standard SysV Init and automatically modprobes all required kernel modules 6 The user may then log into the LPC3180 board as superuser root with no password 5 1 SIBL The SIBL is the secondary boot loader that is executed before U Boot SIBL is responsible for most of the required initialization and also provides a mechanism to run functional tests on the LPC3180 board A list of SIBL s main responsibilities includes Lock in the PLL to allow the LPC3180 to run at 208 MHz Initialize configure and perform a quick read write test on the SDRAM Setup NAND controller and load the images out of Flash to SDRAM Perform a CRC check on loaded images to verify their integrity Walk through blocks in SDRAM until an executable image U Boot is located and run pho on On startup the three LEDs located just above the LPC3180 will blink indicating CPU activity Following this the LEDs will count from 1 to 5 in binary as SIBL progresses through various stages This is useful in circumstances when the GUI board is not plugged in and a HyperTerminal connection is not being made from a Host PC The functional test mode may be entered by either holding down the F1 key on the keypad of t
25. rements the screen s brightness adjustment by 1 If the brightness adjustment is at its lowest possible value this command has no effect b Arguments None c Returns 1 on failure 0 on success d Example if ioctl fbfd FBIO BRIGHTNESSMINUS printf Error decreasing screen brightness Nn exit 1 NOTE In addition to the IOCTL commands above the IOCTL calls FBIOGET_FSCREENINFO and FBIOGET_VSCREENINFO are also available through the generic Linux framebuffer interface Rev 2 Page 30 10 1 2007 FDI NXP LPC3180 Demo User s Manual FDI 15 0 APPENDIX D GUI Keypad Mapping Each button is assigned a column Cx and row Ry as shown below pnm n Lr S END C1IR3 1 C3R3 aud i ae n nu id n nea n in in es n n D i b fo n M Page 31 10 1 2007 NXP LPC3180 D Fi D User s Manda Fi Di FD Future Designs Inc Your Development Partner 2702 Triana Boulevard SW Huntsville AL 35805
26. rootfs and then enter these commands umount mnt rootfs gzip root fs mkimage A arm O Linux T Filesystem C non a 80800000 e 0 n NXP Demo RootFS v0 00 d root fs gz rootfs ubt Rev2 Page 16 10 1 2007 NXP LPC3180 D Fi D User s Manda Fi Di 8 0 Linux Features 8 1 USB Block Device To connect a USB block device such as a USB Flash Drive to the LPC3180 board simply insert it into connector P2 on the lower right of the board As of Rev2 the board now provides USB power to external devices The following command should be issued to force USB into host mode echo host gt sys devices platform container dev 1 forced mode The device may then be connected to the hub Some messages should print to hyperterminal following the insertion of the device informing the user a device has been located For the first device inserted the first partition is found at dev sdal whereas the second device will be found at dev sdb and so on After the device settles the following commands may be used to create a mount point and mount the device mkdir mnt usb mount t auto dev sdal mnt usb NOTE As of Release 1 03 the command above is already issued on boot and it is not necessary to re issue it within Linux As a result following boot a USB Block Device may be inserted at any time 8 2 JFFS2 In the on board NAND Flash a space of 15 Megs has been reserved for a JFFS2 image Follow these instructions to mount
27. ses the test will echo out the LED number currently lit Figure 10 shows the LCD and LEDs after pressing the OK button a number of times DOGC CO ZA CO I 4 i Figure 10 LED Test To end the test the Enter key Clear button may be pressed This will bring up the main menu 9 4 Test I2C1 The I2C1 Test proceeds to probe a range of addresses for devices connected to the I2C1 bus This test begins immediately when the user selects it from the main menu If an address times out a message is printed to the screen and the word FAILED is printed in red indicating the there was a problem with the test If the test runs correctly two devices should be found at 0x10 and 0x48 Figure 11 shows a successful test run for I2C1 est of 12C1 2 Bevies 3 addr gxis Enter OK for Menu Figure 11 I2C1 Test Rev2 Page 21 10 1 2007 NXP LPC3180 D Fi D User s Gani Fi D After the test runs the user may press the Enter key OK button to return to the main menu 9 5 Test I2C2 This test is exactly like the I2C1 test outlined in the previous section However devices are probed for at a different location and devices should be found at different locations For this test devices should be located at 0x34 and OxE2 9 6 Test SPI The SPI1 and SPI2 tests are currently wrapped up into a single SPI test from the main menu This test verifies correct operation of the SPI bus by sending ou
28. st The current ST Codec kernel module only provides minimal initialization commands for the chip and currently cannot be used for any particular purpose without modification To verify chip activity a special version of this driver was created to affectively re transmit all sound received on a headset microphone to the headset speaker By default this driver is not loaded but a slight modification within the nv startup sh file allows it to be enabled on boot Simply uncomment the following lines in the file to test the loopback driver TE4ETEHIERE ERE ERE REREEHERERE RE EHEHE ERE REEHE E ERE EHE E ERE EE IE E E E E E B EG E ST Codec Loopback TE4ETEHEHEEREEREHEEREREEHEHEE RE EHEHEEREREREHE E ERE EHE E E EE E E EE E E B ESE Uncomment the following lines to remove the ST Codec driver and insmod the loopback one bin lsmod grep q vhw if eq 0 then echo Unloading vhw module modprobe r vhw dfi echo Loading loopback vhw module insmod nv STloopback vhw ko NOTE In some cases it was necessary to directly connect the digital and analog grounds to successfully hear the loopback This is accomplished by connecting pin 2 of J11 to pin 8 of J17 Rev2 Page 24 10 1 2007 NXP LPC3180 D Fi D User s Manual Fi Di 10 0 Technical Support NXP Semiconductors provides technical support for the LPC3180 and other NXP devices utilized on this board Please contact your local NXP sal
29. t a pattern which may be observed using an oscilloscope The oscilloscope should be configured with a trigger value of 1V and 1ms Div The ground may be connected to pin 20 of JTAG connector J4 as shown in Figure 12 FAOL Figure 12 Oscilloscope Ground Connection After selecting the test place the probe on the right side of resistor R145 and press the Space key OK button to issue the test A spike should be observed on the oscilloscope output indicating successful communication across the SPI1 bus If the spike is not observed verify the probe is on the resistor properly and press the Space key OK button again to re issue the test This process should be repeated for R144 The locations of these resistors are shown in Figure 13 Rev2 Page 22 10 1 2007 NXP LPC3180 D Fi D User s Gan Fi D Figure 13 Probe locations for SPI1 Test i Figure 14 Probe locations for SPI2 Test After satisfactory results are obtained the Enter key Clear button may be pressed to advance to the SPI2 test During this test the oscilloscope probe should be moved to pins 1 and 2 on connector J16 see Figure 14 and the same procedure should be used to issue the test To exit the test and return to the main menu the Enter key Clear button may be pressed 9 7 Test UART2 to Bluetooth This test verifies the connection of UART2 from the LPC3180 to the Bluetooth device After selecting the test from
30. the drive mkdir nv mount t jffs2 dev mtdblockO nv NOTE As of Release 1 03 the above commands are already issued on boot and it is not necessary to re issue them within Linux Furthermore a check is made on startup for the existence of the file nv startup sh If this file exists it is executed This allows the user to include custom startup utilities without reprogramming the board 8 3 WIFI Disclaimer BGW211 drivers available on the reference design are available for use They are supported as is and there is no commitment from NXP or FDI for bug fixing An updated driver will likely be available in Q4 2007 Existing driver on the system has been tested in the lab environment but has not been certified by any SIG If a problem is found refer to the as is statement above To enable WIFI on the LPC3180 board special commands must be issued prior to the loading of the module The commands are echo cs 1 client wlan cs_pin GPO_21 flags 1 mbx_int 36 mbx_pin gpi 11 gt sys devices platform spi pnxl cs table Rev2 Page 17 10 1 2007 NXP LPC3180 D Fi D User s Manda Fi Di cat sys devices platform spi pnxl cs_table The module itself can be found in the kernel module repository lib modules 2 6 10 kernel drivers net ga linuxdrv 21 pnx4008 spi ko but is not loaded in the same manner as the other drivers due to the necessity of the two above commands To facilitate driver setup and configuration
31. the main menu the Space key OK button may be used to send the U character over the UART To verify this actually takes place the oscilloscope should be configured as described in the previous section The oscilloscope probe should be connected to pin 2 of U33 as shown in Figure 15 A similar spike as in the previous test should be observable on the oscilloscope output when the U is sent across the UART AKA Ww F Figure 15 Probe Connections for UART Test Rev2 Page 23 10 1 2007 NXP LPC3180 D Fi D User s Manda Fi Di 9 8 Exhaustive Memory Test The memory test within the functional test code is very different from the quick memory check implemented in the SIBL POST code This memory test will continually write a different pattern to each location in SDRAM and read back the pattern to make sure the write was successful The sequence of the test goes as follows Write a pattern to each location in SDRAM Read back the pattern from each location to make sure the write was successful Complement the pattern and repeats steps 1 and 2 Increment the pattern and repeats steps 1 through 4 Tp Due to the nature of the test it may be exited at any time by pressing and holding the Clear key on the GUI keypad until the test returns to the main menu Also if using HyperTerminal the space key may be tapped and the test will return to the main menu following its current iteration 9 9 ST Codec Loopback te
32. vf u boot 1 1 1 tar bz2 cd u boot 1 1 1 patch p1 lt path to u boot 1 1 1 1pc3180 FDI patch To compile U boot enter these commands requires gnu arm tools installed in usr local arm gnu export PATH PATH usr local arm gnu release 3 4 0 vfp bin arm linux gcc export ARCH arm export CROSS COMPILE arm linux make distclean make l1pc3180db config make make u boot axf tools mkimage A arm O u boot T Firmware C none a 81EC0000 e 81ECO000 n NXP Demo U Boot v0 01 d u boot bin uboot ubt 7 2 Building the Linux Kernel Currently the patch provided should be applied against the vanilla linux 2 6 10 kernel Therefore this tree should be downloaded from www kernel org Next the tarfile should be unzipped extracted and the included patch applied to the source tar zxvf linux 2 6 10 tar gz cd linux 2 6 10 patch p1 lt path to linux 2 6 10 1pc3180 FDI patch To compile the kernel use the following commands requires gnu arm tools installed in usr local arm gnu export PATH PATH usr local arm gnu release 3 4 0 vfp bin arm linux gcc export ARCH arm export CROSS COMPILE arm linux source setup links make clean make lpc3000evb_defconfig make make ulmage Rev2 Page 15 10 1 2007 NXP LPC3180 D Fi D User s Mauer Fi Di mkimage A arm O Linux T Kernel C non a 80620000 e 80620000 n NXP Demo Linux 2 6 10 d arch arm boot ulmage
33. you agree to be bound by the terms of this agreement 1 LICENSE AGREEMENT In this agreement Licensor shall mean SEGGER except under the following circumstances If Licensee acquired the product as a bundled component of Do you accept all the terms of the preceding license agreement Wee click on the Yes push button If you select No Setup will close Click Yes to agree to the license and Next to advance to the Destination Location window The software should be installed in C Program Files SEGGER JLinkARM_V356b Batch files included in the distribution reference the binary at this location Therefore if this installation path is modified the batch files must be updated with the new path 2 Choose Destination Location Setup will install J Link ARM V3 55b in the following folder To install into a different folder click Browse and select another folder You can choose not to install J Link ARM V3 56b by clicking Cancel to exit Setup Destination Folder SSEGGERNMLinkARM V356b Browse Figure 5 Destination Location Click Next and Next again to begin the installation process The install process will be reflected as files are copied to your machine Rev2 Page 7 10 1 2007 NXP LPC3180 D Fi D User s Manual Fi D Installing r Current File Copying file C Samples JFlash ProjectFiles ADuC7223 jflash Files Time Re
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