BlueBoard User Manual
Contents
1. ype BUTTON connector vnomr for UART1 VGA Female connector JTAG Revision 1 4 11 User Manual BlueBoard LPC214X 3 2 Hardware Configurations Modules and Jumpers Relationship Jumper Related Module Usage J6 UARTO amp UART1 Connecting all pins enables both UARTO and UART1 Pins 1 and 3 enable UART and pins 5 and 7 enable UARTO J8 VREF voltage Connecting this will set the VREF voltage to 3 3V J9 Test LEDs Connecting all pins enables test LED s Pins 3 to 9 are connected to SPIO lines of LPC2148 J10 ADC This will enable the ADC interface J11 JTAG This will enable the debug mode on the microcontroller J12 Keyboard PS 2 This will enable the PS 2 peripheral J13 Keyboard PS 2 This will provide 5V supply to PS 2 connector J18 LCD Connecting all pins enabled LCD Pins 1 to 7 are data lines 9 to 13 are control lines and pin 15 is 5V power pin J19 LCD Backlight If pins 1 and 2 are connected the LCD back light will always stay ON and if pins 2 and 3 are connected the back light can be controlled by firmware J22 Power supply to board Connecting this will provide 3 3V supply to board J25 12C By connecting all pins it enables 12C interface and its status is displayed on LCD J26 Bootloader select If pins 1 and 2 are connected manual bootloader mode is selected and if pins 2 and 3 are connected auto bootloader mode is selected UARTO to be used for this purp2. 3 Startup Code 02 include type h 2 Startup s 03 include uart h Sy System Calls 04 include vcom h Retarget c 05 finclude lpc2000_spi h Source Code 06 include ps2kbd h E main c 07 include spi h E ps2kbd c 08 include test h 34 extISR c 09 include usbapi h uart_isr c 10 include lpce _config h UART c 11 circular _buf c 12 COM c 13t usbcontrol c 14 void hardware init void 5 usbhw_Ipc c 1551 usbinit c 16 scs 3 sets port 1 and 0 to fast mode not compatable with previous LPCs usbstdreq c 17 test_led 2 utils c 18 YCOM_init spi c 19 SPI_Init 2 test c 20 init_uartO 3 Documentation 211 delay 30000 GJ Abstract txt 2213 23L 24 int main void sE 26 US ch 0 27 28 hardware_init 29 while 1 30 t 31 if get_USB_enumeration status 32 t 33 if VCOM_read sizeof ch sch 34 t 35 test_usb 36 3 37 38 if uartOReceive sch sizeof ch Build Output Build target LPC2100 linking Program Size Code 9696 RO data 504 Rii data 72 ZI data 3472 FromELF creating hex file Revision 1 4 User Manual BlueBoard LPC214X 2 Change the start address of on chip IROM1 memory from 0 to 0x2000 as shown in fig Be low This is the area where user program is placed and has to run when the controller is reset V LPC2148H_USBBL pVision4 File Edit View Project Flash De
3. User Manual BlueBoard LPC214X e ulin Fiveveeadiaiiil Revision 1 4 User Manual BlueBoard LPC214X Revision 1 4 Author Ashwin Athani For any questions concerns or issues submit them to ashwin ngxtechnologies com NGX Technologies Pvt Ltd provides the enclosed product s under the following conditions This evaluation board kit is intended for use for ENGINEERING DEVELOPMENT DEMONSTRATION EDUCATION OR EVALUATION PURPOSES ONLY and is not considered by NGX Technologies Pvt Ltd to be a finished end product fit for general consumer use Persons handling the product s must have electronics training and observe good engineering practice standards As such the goods being provided are not intended to be complete in terms of required design marketing and or manufacturing related protective considerations including product safety and environmental measures typically found in end products that incorporate such semiconductor components or circuit boards This evaluation board kit does not fall within the scope of the European Union directives regarding electromagnetic compatibility restricted substances RoHS recycling WEEE FCC CE or UL and therefore may not meet the technical requirements of these directives or other related directives The user assumes all responsibility and liability for proper and safe handling of the goods Further the user indemnifies NGX Technologies from all claims arising from the ha
4. Mosa User Manual BlueBoard LPC214X A Connect To window opens where you have to select the COM port In this example it is COM1 Click OK A COM1Properties window appears Set the values as shown below Click OK Connect To B BlueBoard Enter details for the phone number that you want to dial Country region ndia 191 Area code 91 Phone number Connect using Revision 1 4 14 User Manual BlueBoard LPC214X COM1 Properties Port Settings Bits per second Data bits Parity Stop bits Flow control Next an empty BlueBoard Hyper Terminal window opens as shown Revision 1 4 15 User Manual BlueBoard LPC214X BlueBoard HyperTerminal File Edit View Call Transfer Help Dae 33m Auto detect Auto detect ICRO CAPS Capture Print echo Now make sure that the BlueBoard is powered and the serial port is connected to the respective port to be tested UARTO or UART1 By pressing any key from keyboard the following message will appear for the respective UART Revision 1 4 16 User Manual BlueBoard LPC214X For UARTO BlueBoard HyperTerminal File Edit View Call Transfer Help Dae 53 28 Testing UART NGK s BlueBoard BlueBoard Revision 1 Firmware Version 1 For more information on BlueBoard visit www ngxtechnologies com Testing UART NGK s BlueBoard BlueBoard Revision 1 Firm
5. Tools gt User Options for Target Target 1 Device Target Dutput Listing User C C Asm Linker Debug Utilities Run User Programs Before Compilation of a C C File M Run Jr DOS16 A bast Run User Programs Before Build Rebuild M Runt dose F Rwasa fo SE Run User Programs After Build Rebuild Y Rundi fromelf bin objMirnware axf o obj firmware bin l Run 2 V Beep When Complete Start Debugging Insert the user command in Run 1 ticking the check box After compile and build the entire project from elf it creates hex file along with the hex file there will be another file with the extension axf This user command is used to convert axf file to bin Here in fig Above firmware axf is converted to firmware bin which is used for drag drop programming with the USB boot loader that allows you to enumerate the board as a Mass Storage Device Note The location of axf file in the user command must be same where its located in the project folder In the above fig the default location of axf file is folder obj in the project folder so the user commands goes like obj firmware axf Revision 1 4 10 User Manual BlueBoard LPC214X 3 1 Functional Overview 2x16 CHARACTERS LCD DISPAY PS 2 lt P gt gt KEYBOARD MNCESE AUDIO AUDIO ouTJACK AMPLIFIER lt DB9 Female Connector SD MMC Connector for UARTO Buzzer y USER USB Type B
6. Wizard Welcome to the Hardware Update ays Wizard This wizard helps you install software for NGx TECHNOLOGIES If your hardware came with an installation CD 142 or floppy disk insert it now What do you want the wizard to do O Install the software automatically Recommended ed Click Next to continue Note If the wizard does not open up automatically then the user needs to go the Device Manager window and right click on the device and select update driver Set the new hardware Wizard to search a specific location for the driver and specify the folder containing usbser inf The Wizard will prompt for the location of usbser sys Specify its location i e C WINDOWS system32 drivers and Click Next The installation should now complete and indicate the device has been installed The device should now get enumerated under Ports COM amp LPT option in Device Manager window Revision 1 4 23 ME User Manual BlueBoard LPC214X To test the USB interface open Hyper Terminal by selecting the COM port specified by the system The COM port number assigned to the USB serial device is not fixed and can change To know the current COM port number the user needs to look into the Device Manager page under Ports COM amp LPT After selecting the appropriate COM PORT press any key on keyboard a message will be displayed in the hyper terminal window as shown below This confirms
7. connector regarding the card file format e Updated the USB Virtual COM Port Installation for Windows XP section Revision 1 1 to Revision 1 2 e Added a known issues section Revision 1 2 to Revision 1 3 e The I2C EEPROM issue was resolved hence deleted it from known issues list Revision 1 3 to Revision 1 4 Added a new section USB boot loader Revision 1 4 User Manual BlueBoard LPC214X Table of Contents 1 INTRODUCTION AA AAA AAA 5 ol BAR PERES A A AE A A 5 2 GET GOING 2 AAA A 6 Cl ESTE EEE A A A a RA AAA AAA AA 6 2d ARTING OPE A A ented baal Ree bdr nee emia bet een 6 2 21 CopnecHing Hie DICO A AS AAA AAA aad AAA AAA 6 DA O OT SOT AA ASA A 6 DA USB Botoak A AA SAA AA ASA AAA ASA AAA SAA ADA Z 3 BLUEBOIARD HARDWARE a A A 11 Sel FUNENONAL VERNOS tae AAA AAA AA AA 11 AE A 12 2 BLUEBORARD UTILIETIES ui a wali a E a 21 Ms E E AAA A AS AA DA AAA AA AAA 21 SA E A E A A A A A nace hae Seine en aoe 21 5 TROUBLESHOOTING Gm 22 5 1 USB Vrta COM Porr Tustatisri n For WINDOWS AP 0 a a A A A A A mai 22 OS CHEMATESS ces sunceuctineccocsinec eutiueseucsiuceiwcs ducwenud ie eeuee nantes nee mun min iane ine acbinue asin eiaemane 25 7 SAMPLE APPLICATIONS cuina Gans bees cans tans cans a bans Gaus da Gane bees Gaus an A 26 E A SES a A A A AS 27 Revision 1 4 4 Mosa User Manual BlueBoard LPC214X 1 1 BlueBoard Features BlueBoard LPC214X is a evaluatio
8. loader The BlueBoard lpc214x can now be pre loaded with the USB boot loader firmware With the USB boot loader you can simply drag and drop your compiled binary file onto the device as you would with any USB flash drive and it will update itself accordingly No need for serial port for flashing To make the board enter Boot loader mode After loading USB boot loader firmware to the BlueBoard LPC214X hold down SW1 USBBL and SW3 RESET then release SW3 first and finally SW1 Now the pre loaded USB boot loader allows you to enumerate the board as a Mass Storage Device Drag the compiled binary file and drop onto the device and reset the board using SW3 and the firmware runs Note USB boot loader firmware is provided as NGX_BT_LDR hex The Boot Loader Examples and BIN files can be found at USB Boot loader Revision 1 4 7 User Manual BlueBoard LPC214X Steps involved in making your KEIL project compatible with the pre loaded USB boot loader in BlueBoard Ipc214x 1 As shown in below fig Open the Vision IDE and go to Flash gt Configure Flash Tools gt Tar get Z LPC2148H_USBBL pVision4 Eile Edit View Project Flash Debug Peripherals Tools 33 PH Download SVCS Window Help AL Qe 708 ICE d Configure Flash Tools rr Bon Fu Oy Te y LPC2100 Oi include lt LPC214x H gt LPC2i4x definitions
9. TA ATAPI controllers Sy IEEE 1284 4 compatible printers Sy IEEE 1284 4 devices 32 Imaging devices 5 gt Keyboards 5 Mice and other pointing devices Monitors E9 Network adapters Ports COM amp LPT MB Processors 68 Sound video and game controllers System devices Universal Serial Bus controllers Removable Storage Disk Defragmenter Disk Management E Services and Applications 2 2 0 8 0 0 0 0 0 0 0 0 50 24 The device uses the usbser sys driver This driver file is not unpacked in Windows by default and needs to be extracted from a Windows cab file which should be in the C WINDOWS Driver Cache i386 directory for Windows XP SP2 Change directory to C WINDOWS Driver Cache i386 expand the CAB file by running the below command in Command Prompt expand sp2 cab f usbser sys C WINDOWS system32 drivers Note On some systems like the XP home edition extraction of driver files from cab files might not be supported In such situation the user can download the usbser sys file from http blueboard Ipc214x googlecode com files usbser sys and copy it to C WINDOWS system32 drivers folder Revision 1 4 22 Mosa User Manual BlueBoard LPC214X Next download the usbser inf file from http blueboard lpc214x googlecode com files usbser inf Place it in any convenient folder Plug in the device A Hardware Update Wizard opens up Select the second option as shown and Click Next Hardware Update
10. ack connector You should hear a ding sound being played The sound is heard only for few seconds after power ON or RESET 3 2 10 PS 2 keyboard Test setup To enable PS 2 connect jumper to J15 Connect a PS 2 keyboard to this connector Now press any key on the keyboard The user can see which key he she has pressed on the LCD 3 2 11 LCD display Test setup To enable the LCD connect jumpers to all pins of J18 A default message NGX TECHNOLOGIES will be displayed and later status of SD MMC and I2C is displayed The back light of LCD can be controlled by connecting jumper to appropriate pins of J19 The contrast of LCD can be varied using the POT 3 2 12 RTC A 2 pin connector J27 is provided for RTC Connect an external battery to use the to this connector to work with RTC 3 2 13 ADC The ADC port is given to a POT To test the ADC rotate the POT as the POT position varies the output number of LEDs that are turned ON varies Revision 1 4 20 User Manual BlueBoard LPC214X 4 1 Overview For the working with BlueBoard there are certain tools that need to be installed The tools required to work with BlueBoard are y Flash Magic The flash magic tool can be downloaded from the following link http www flashmagictool com For LINUX machines you may use http www pjrc com arm lpc2k pgm Tool chain To be able to generate the hex or the binary file the user needs to install the tool chain for ARM based microcontrol
11. bug Peripherals Tools S CS Window Help ail Dt dE Mie g e mda Ealag LPC2100 LPC2100 B Startup Code include lt LPC214x H gt 02 include type h 1PC214x definitions E Startup s 03 include uart h AS System Calls 04 include vcom h m 4 Retarget c 05 include lpc2000 spi h 2 43 Source Code 06 in 7 A men ay R Options for Target LPC2100 ps2kbd c 08 in f Target re z eN Hal gan Device ig Output Listing User C C Asm Linker Debug Utilities uart_isr c 10 inj NXP founded by Philips LPC2148 y UART c 11 m Code Generation circular_buf c 12 Xtal MHz 112 0 ARM Mode px VCOM c 132 See stenede a Pe Operating system None y IF Use Cross Module Optimization usbhw_lpc c 1581 M Use MicroLIB 7 Big Endian usbinit c 16 S usbstdreq c 17 t TO utils c H 18 v I Use Link Time Code Generation a a 19 F Read Only Memory Areas m Read Write Memory Areas EE e Sy z defaut offchip Star Size Startup default off chip Start Abstract txt 221 ROM1 RAM1 eo 24 int RAM2 ZE r RAMa Ui 7 on chip on chip 28 h IROM1 fox2000 mami 0x40000000 29 wi 5 IRAM2 30 31 J A o a 32 33 34 35 test_usb 36 37 if uartOReceive ch sizeof ch 1 Revision 1 4 User Manual BlueBoard LPC214X 3 Here in fig as below Go to Flash gt Configure Flash
12. es will be Revision 1 4 6 Mosa User Manual BlueBoard LPC214X displayed on LCD Open Flash Magic tool select the appropriate COM port set the Baud rate to less than or equal to 38400 bps select device as LPC2148 interface as None ISP and oscillator frequency as 12MHz Specify the path of your HEX file and click START The status is shown at the bottom on the Flash Magic window In the Step 4 Options check Verify after programming and Fill unused flash options Checking the Set Code Read Prot option will not allow you will program with JTAG So keep it unchecked unless required Note 1 In Auto mode under the Options tab select Advanced options In this under Hardware Config tab make sure the options Use DTR and RTS to control RTS and P0 14 and Keep RTS asserted while COM port open are checked The values of T1 and T2 are set to 100ms and 200ms by default 2 After programming the board in Auto mode you should disconnect the serial cable from J5 This is a known issue 2 Manual Mode To program in Manual mode you need a half serial cable which just has TX RX and GND wire connected Set the jumper to pins 1 amp 2 of J26 and connect the half serial cable to UARTO J5 and power the board To make the board enter programming mode e Hold down SW2 isp and SW3 reset then release SW3 first and finally SW2 e The controller enters the bootloader mode if during reset the SW2 pin is low 2 2 3 USB Boot
13. lers Any toolchain can be used as long as it is able to generate the necessary files for downloading onto the BlueBoard Here are few toolchain suggestions GNUARM ToolChain http winarm scienceprog com winarm tools prepare gnuarm compiler toolchain for windows html WINARM Rowley Crossworks IDE http www rowley co uk arm 4 2 Starting off The board is shipped with pre loaded firmware to verify all the above peripherals BlueBoard Default Setup When you receive the BlueBoard it will be loaded will all peripherals On connecting the power supply a default message will appear on LCD The interfaces are activated in the following manner USB VGA Audio Buzzer LEDs LCD SD MMC 12C UART PS 2 Revision 1 4 21 User Manual BlueBoard LPC214X 5 1 USB Virtual COM Port Installation For Windows XP The USB in BlueBoard might not get enumerated if it does not find the appropriate driver for it To check USB enumeration status Right Click on My Computer icon and select Manage A Computer Management window opens In this select Device Manager as shown below E Computer Management m File Action View Window Help e al m Computer Management Local ABHI amp System Tools 4 Computer 0 Event Viewer S Disk drives Shared Folders a Display adapters Local Users and Groups 2 DYD CD ROM drives Performance Logs and Alerts Floppy disk controllers l J Floppy disk drives Sy torage 2 IDE A
14. lueboard the user needs to unplug the full modem serial cable for the program to execute Revision 1 4 27
15. n board for LPC2148 ARM7TMDI based microcontroller The LPC2148 microcontroller has 512KB of internal flash and 32 8K RAM Following are the salient features of the board Dimensions 114 X 127 mm2 Two layer PCB FR 4 material Power Power supply DC 6 5V with power LED On board linear regulators generate 3 3V 500mA and 5v 500mA from power supply USB connector as alternate power source Connectors Extension headers for all microcontroller pins RS232 connectors 2 VGA connector PS 2 connector JTAG connector SD MMC connector USB B type connector with Link LED All peripheral configurable via jumpers Other Peripherals 256Kb 12C based EEPROM Audio power amplifier 2 line X 16 character LCD with back light control Configurable for manual and automatic program download ISP via serial port 8 controllable LEDs on SPI using 74HC595 Revision 1 4 5 User Manual BlueBoard LPC214X 2 1 System Requirements v Windows XP Y Serial or Parallel port Y USB port 2 2 Starting off 2 2 1 Connecting the hardware After unpacking the BlueBoard connect a DC supply of 7 5V 800mA to the DC jack to power the board The BlueBoard can also be powered through USB To test all the features on the BlueBoard you would need the following accessories 1 USB cable 2 A VGA cable 3 DB 9 straight Full and Half modem serial cable 4 A headphone speaker to verify the DAC Once you have all these accessories connec
16. ndling or use of the goods Due to the open construction of the product it is the user s responsibility to take any and all appropriate precautions with regard to electrostatic discharge EXCEPT TO THE EXTENT OF THE INDEMNITY SET FORTH ABOVE NEITHER PARTY SHALL BE LIABLE TO THE OTHER FOR ANY INDIRECT SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES NGX Technologies currently deals with a variety of customers for products and therefore our arrangement with the user is not exclusive NGX Technologies assumes no liability for applications assistance customer product design software performance or infringement of patents or services described herein Please read the User s Guide and specifically the Warnings and Restrictions notice in the User s Guide prior to handling the product This notice contains important safety information about temperatures and voltages No license is granted under any patent right or other intellectual property right of NGX Technologies covering or relating to any machine process or combination in which such NGX Technologies products or services might be or are used Mailing Address NGX Technologies Pvt Ltd No 216 2nd Floor 5th Main Road R P C Layout Opp Bank Of India Vijayanagar 2nd Stage Bangalore 560104 Ph 91 80 40925507 Revision 1 4 2 Mosa User Manual BlueBoard LPC214X Change Log Revision 1 to Revision 1 1 e Changed the product image e Added a note in section 3 2 8 for the SD MMC
17. ose J27 RTC Connect a battery to use RTC Revision 1 4 12 Mosa User Manual BlueBoard LPC214X 3 2 1 LEDs and SPIO Test setup Connect jumpers to all pins of J9 to enable the LED s A few seconds after the Blueboard is turned ON or reset the LEDs will turn ON in ascending pattern and will turn OFF in descending order and this pattern will repeat three times Please note that all the LEDs should glow this confirms the working of LEDs Now since the LEDs are connected through a serial to parallel converter this test also confirms the working of SPIO of the LPC 3 2 1 UARTO 8 UART1 Test setup Connect jumpers to all pins of J6 Open the hyper terminal as shown in the below image To test the UART you can use either a full modem or half modem cable 7 Accessibility gt 7 Entertainment m System Tools gt UJ Address Book E Calculator Command Prompt B Notepad Y Paint 9 Program Compatibility Wizard a Network Connections Y Synchronize T Network Setup Wizard HyperTerminal Tour Windows XP E New Connection Wizard All P e dd E Windows Explorer lt Q Remote Desktop Connection Ci WordPad 2 Wireless Network Setup Wizard fia Communications gt an HyperTerminal fi Accessories AI 5 Scanner and Camera Wizard B Click on hyper terminal a Connection Description window opens Enter a name under the name tab e g BlueBoard and click OK Revision 1 4 13
18. ted to the BlueBoard you can run through a simple test to verify that all the peripherals are working fine Please refer to the Hardware Configuration section for testing all the peripherals It is highly recommended that you test all the peripherals as soon you receive the BlueBoard The BlueBoard is shipped with the pre loaded firmware which can test all the peripherals 2 2 2 Programming BlueBoard BlueBoard can be programmed through wiggler clone JTAG or through serial port using Flash Magic Flash Magic is a freeware windows utility used download the hex file format onto the BlueBoard Flash Magic can be downloaded from here http www flashmagictool com If your PC does not have a serial port use a USB to serial converter to download the hex file using the Flash Magic utility For programming with JTAG your system should have a parallel port and the supporting IDE which can communicate to the processor core over JTAG interface We have successfully tested BlueBoard with wiggler clone JTAG and CrossWorks IDE A LINUX utility to download the hex file can be found here http www pjrc com arm lpc2k pgm gt Programming BlueBoard Through ISP The BlueBoard can be programmed through ISP in two modes 1 Auto Mode 2 Manual Mode 1 Auto Mode To program in Auto mode you need a full serial cable Set the jumper to pins 2 amp 3 of J26 and connect the full serial cable to UARTO J5 When BlueBoard is powered ON black box
19. that the USB interface on the BlueBoard is fine BlueBoard HyperTerminal File Edit View Call Transfer Help Da os DBA Testing USB NGK s BlueBoard BlueBoard Revision 1 Firmware Version 1 For more information on BlueBoard visit www ngxtechnologies com_ Connected 0 00 09 Auto detect 38400 8 N 1 Revision 1 4 24 User Manual BlueBoard LPC214X A PDF version of the schematic can be downloaded from Schematic Revision 1 4 TT Pur A LPc214x NECTA 1 m oo pros mane de 25 Mosa User Manual BlueBoard LPC214X The source code to demonstrate the usage of the following peripherals can be found at Download code e Analog to Digital Converter e UART e 12C e E2PROM Driver Reading and writing to an i2c e2prom e SPI Using SPI in polled master mode to drive 8x LEDs e FIQ Handler e VGA e Timer e Soft Timer Demonstrates multiple timers with callbacks e Watchdog e SD MMC access e PS2 Code to demonstrate PS2 keyboard e Audio Code to demonstrate wav playback e Buzzer Code to demonstrate buzzer on external interrupt Examples 1 The Boot Loader Examples and BIN files can be found at USB Boot loader 2 Keilsampleprojects Revision 1 4 26 ME User Manual BlueBoard LPC214X AUTO mode ISP and full modem cable While using the Auto program mode for ISP after programming the B
20. ware Version 1 For more information on BlueBoard visit www ngxtechnologies com_ Auto detect 38400 8 N 1 UARTO can also be used for serial programming If the selected bootloader mode is Manual then Half modem cable should be used else if it is in Auto mode use full modem cable Note that after programming in auto mode the serial cable should be disconnected Revision 1 4 17 User Manual BlueBoard LPC214X For UART1 BlueBoard HyperTerminal File Edit View Call Transfer Help DS 253 m8 Testing UART1 NGK s BlueBoard BlueBoard Revision 1 Firmware Version 1 For more information on BlueBoard visit www ngxtechnologies com_ Auto detect 38400 8 N 1 3 2 3 USB Before moving ahead with this section refer to USB Virtual COM Port Installation for Windows XP section Test setup Connect the USB cable to USB connector The power LED D14 and USB connect LED D10 turn ON The USB enumeration can be checked in device manager The BlueBoard enumerates as a Virtual COM port To test the Virtual COM port we can test it as we tested the UARTO 1 of BlueBoard Revision 1 4 18 Mosa User Manual BlueBoard LPC214X 3 2 4 VGA connector Test setup Connect the VGA connector on board J17 to the computer monitor A default image will appear This confirms the working of VGA interface Please note that to test the VGA interface the user has to power cycle the BlueBoard or reset it The VGA is active onl
21. y for few seconds 3 2 5 JTAG connector Test setup To enable debugging on the board connect jumper to J11 and connect the JTAG to debug port We have successfully tested the BlueBoard with JTAG interface using a Wiggler Clone JTAG To test this feature you need to have the necessary software support on your PC 3 2 6 User Interface Switch Test setup The Switch SW1 is connected to one of the external interrupt lines of LPC To test this interface simply press the switch and you should hear the beep sound on the buzzer This confirms that both the interrupt line and the buzzer module are working fine Please ensure that you have connected the buzzer jumper appropriately Revision 1 4 19 Mosa User Manual BlueBoard LPC214X 3 2 7 Buzzer Test setup Connect jumper to J23 when the board is turned on or RESET you will hear a beep after few seconds This is how the user can confirm the status of the Buzzer 3 2 8 SD MMC connector Test setup Insert a SD card in the SD card holder J24 the status of the SD card will be displayed on LCD upon power cycle or reset of the BlueBoard If the SD card is inserted properly SD card OK is displayed on LCD else it displays SD card Not OK During manufacturing the board is tested with Kingston s 1GB SD card Note The SD MMC card being tested should be formatted with FAT file system Not FAT32 or NTFS format 3 2 9 Audio jack Test setup Connect a headset to the audio j
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