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1. The J5 location is shown in Figure 2 The pin out and a description of the signals at J5 are listed in Table 2 By default there may be no header installed at J5 All information provided in this document is subject to legal disclaimers NXP B V 2014 All rights reserved User manual Rev 1 0 4th November 2014 7 of 19 NXP Semiconductors U M1 0855 LPCXpresso board for LPC54100 family of MCUs OO AOU N Figure 2 FTDI J5 LPC54102 serial port Table 2 J5 FTDI interface LPC54102 Signal FTDI Pin Direction Signal GND GND 1 No connect CTS 2 Board 5V 5V 3 UARTO_RXD TXD 4 From host UARTO_TXD RXD 5 To host No connect RTS 6 UM10855_OM1377 docm All information provided in this document is subject to legal disclaimers NXP B V 2014 All rights reserved User manual Rev 1 0 4th November 2014 8 of 19 NXP Semiconductors UM10855 LPCXpresso board for LPC54100 family of MCUs 5 Board power connections amp measurement UM10855_OM1377 docm The LPCXpresso54102 board requires 5V input to power the on board voltage regulators which in turn power the Link2 debug probe and other 3 3V circuits the LPC54102 target and other 1 8V circuits and the Arduino 5V and 3 3V power rails When the main external power source is from the Link2 side USB micro B type connector J6 both the Link side and LPC54102 Target sections of the board are powered2. When the main external power is from the Target side USB micro B type connector J4 header P3 or FTDI header J5 only the LPC54102 Target section of the board is powered A block diagram of the board power tree is shown in Figure 3 When the LPC54102 Target is to be debugged from an external debug probe instead of the on board Link2 debug probe the Link USB connector J6 must be disconnected The circle with indicates a current monitor chip Note that the LPC54102 does not provide a USB interface the Target USB connector J4 is for power only The LPC54102 Target VDD selection of 1 8V or 3 3V is made at JP7 with 3 3V set as the default 5 1 Target External 5V Micro B J4 Link USB Micro B J6 Target section of board LPC54102 Target 1 8V LDO U17 VDD_NIOBE Target 3 3V LDO U18 Tri color LED Link section PN araon Dual VDD_NIOBE 2 I LDO U19 2 5V Supply lt gt Voltage buffer Arduino connector Figure 3 Board Power block diagram LPCXpresso54102 current measurement The LPC54102 current can be measured by measuring the voltage across a sense resistor in series with the supply a current meter or using the on board current measurement circuit Each of these methods will be described in subsections belo
3. as to the accuracy or completeness of such information and shall have no liability for the consequences of use of such information In no event shall NXP Semiconductors be liable for any indirect incidental punitive special or consequential damages including without limitation lost profits lost savings business interruption costs related to the removal or replacement of any products or rework charges whether or not such damages are based on tort including negligence warranty breach of contract or any other legal theory Notwithstanding any damages that customer might incur for any reason whatsoever NXP Semiconductors aggregate and cumulative liability towards customer for the products described herein shall be limited in accordance with the Terms and conditions of commercial sale of NXP Semiconductors Right to make changes NXP Semiconductors reserves the right to make changes to information published in this document including without limitation specifications and product descriptions at any time and without notice This document supersedes and replaces all information supplied prior to the publication hereof Suitability for use NXP Semiconductors products are not designed authorized or warranted to be suitable for use in life support life critical or safety critical systems or equipment nor in applications where failure or malfunction of an NXP Semiconductors product can reasonably be expected to result in p
4. Note that the input current to the MAX9634 used in the on board current measurement will be included in the voltage measured across this resistor 731 310 Js7 SE C Figure 4 Vsense measurement 5 1 2 LPC54102 external sense resistor for VDD current measurement It is not required to use an external sense resistor for LPC54102 current measurement To measure LPC54102 VDD current of less than 4 uA an external resistor is required The external resistor should be installed between the JP3 terminals and the OQ resistor at JS5 must be removed The external resistor will be in series with the on board 8 20 R18 so the external resistor value is added to 8 2Q to get the combined Vsense resistance The voltage measurement is made across the total series resistance from P2 1 to JP3 2 as shown in Figure 5 To calculate the LPC54102 current divide the voltage read by the combined sense resistance To restore the JS5 short around JP3 use a solder bridge across JS5 Pa D p2 d Ht oy Z al BOM us LER i Ext resistor m 3s7 7 remove Figure 5 External vSense resistor 5 1 3 LPC54102 VDD current measurement using a current meter A current meter may be inserted at JP4 to measure the LPC54102 VDD input current The 0Q resistor at JS6 must be removed and the current meter connected at the positive input at JP4 pin 1 square pad and negative input at JP2 pin 2 as shown in Figure 6 UM10855_OM1377 docm All information p
5. measurement 9 LPCXpresso54102 current measurement 9 LPC54102 Vsense resistor current measurement E E E E E E eee Eee lieder 10 LPC54102 external sense resistor for VDD current measurement 10 LPC54102 VDD current measurement using a current meter sees reen 10 LPC54102 VDD current measurement 11 Shield board current measurement 11 Debug Configurations scenerne 11 Debugging on board LPC54102 target using on board debug probe eeeeeeeseeeeeeeeeeeseneeeees 11 Debug on board LPC54102 target using external debug probe sis eee abe 12 On board Link2 flash programing 12 Using on board Link2 to debug an off board target LPC MCU eee eeceeeeeseeeeeeeeeeteeeeeenee 13 LED indicators eisinccccsesescssececceweveesscteteceereveseecie 13 Expansion CONNECCHOSMS ccccceceeesseeeeeeeeeeeeees 14 BBU HORNS sccciccccecdeiscsncicedcecsdenceeccdctdcassesnceecxteeescceiie 15 RES Er ere ere 15 ISP arrene elie eens 15 WAKEUDP cccccceeeeseceeeeeeeeeseeeeeseneeeessneeeens 15 Legal information ccsssseesseeeessseneesseneeneee 16 DISCIAIMELS cccccccceeeeeceeeeeseeeeeeeeeeeeeeeeeeeeeeeees 16 Trademarks ess cds sessseeisesieiessessiv cteci nes essensieesics 16 List Of FIQUIPCS cccseeeeeseeteeeeseeeeeeseeeeeenseeenenneee 17 List Of tables allen 18 CONMLGIUS wince ceccesasesccasentecsasecescsasestessavecesisasscess 19 Please be aware that important notic
6. the Arduino Uno rev3 compatible interface 9 Buttons The LPCXpresso54102 board has 3 push buttons available to control the operation of the LPC54102 target MCU Their functions are as described below 9 1 Reset This button is used to reset the LPC54102 9 2 ISP This button connects to the LPC54102 PO 31 pin and may be used to force the LPC54102 into ISP boot mode This can be useful when the LPC54102 flash has been programmed with code that disables the SWD debug pins or changes timing settings such that the debug probe has problems communicating with it To force ISP boot hold the ISP button down while pressing and releasing the reset button The ISP button can also be used to trigger an interrupt by configuring the PO 31 pin and associated interrupt controls within your application code 9 3 WAKEUP Depressing this button triggers a wake interrupt by pulling down the WAKEUP input PO 24 of the LPC54102 UM10855_OM1377 docm All information provided in this document is subject to legal disclaimers NXP B V 2014 All rights reserved User manual Rev 1 0 4th November 2014 15 of 19 NXP Semiconductors UM10855 10 Legal information LPCXpresso board for LPC54100 family of MCUs 10 1 Disclaimers Limited warranty and liability Information in this document is believed to be accurate and reliable However NXP Semiconductors does not give any representations or warranties expressed or implied
7. the Target SWD is connected to either the on board Link2 debug probe or an external debug probe 2 Jumper shunted the LPC54102 Target SWD interface is disabled Use this setting only when the on board Link2 debug probe is used to debug an off board Target MCU JP2 SWD VREF power selection 3 position jumper pins 1 Jumper 1 2 default when on board LPC54102 Target is connected to either the on board Link2 debug probe or an external debug probe 2 Jumper 2 3 when on board Link2 debug probe is used to debug an off board Target MCU JP3 An alternate value voltage sense resistor may be installed across JP3 terminals By default JP3 is shunted by a 0Q resistor installed at JS5 Remove the shunt at JS5 to use an alternate voltage sense resistor JP4 A current meter may be installed across JP4 terminals to measure the LPC54102 current consumption By default JP4 is shunted by a 0O resistor installed at JS6 Remove the shunt at JS6 to measure current at JP4 5 1 3 JP5 Link2 LPC43xx force DFU boot 2 position jumper pins 1 Jumper open default for Link2 to follow the normal boot sequence The Link2 will boot from internal flash if image is found there With the internal flash erased the Link2 normal boot sequence will fall through to DFU boot 2 Jumper shunted to force the Link2 to DFU boot mode Use this setting to reprogram the Link2 internal flash with a new image or to use the L
8. PCXpresso IDE with Redlink protocol 6 1 3 All information provided in this document is subject to legal disclaimers NXP B V 2014 All rights reserved Rev 1 0 4th November 2014 5 of 19 NXP Semiconductors UM10855 LPCXpresso board for LPC54100 family of MCUs Designator Description Reference section JP6 Tri color LED anode voltage enable 2 position jumper 5 1 and pins 7 1 By default JP6 is shunted by a 00 resistor installed at JS17 2 To disable 3 3V to the tri color led common anode remove the 0Q resistor installed at JS17 JP7 LPC54102 VDD voltage select 3 position jumper 5 1 Jumper 1 2 to select 1 8V LPC54102 VDD 2 Jumper 2 3 default to select 3 3V LPC54102 VDD JP8 LPC54102 ADC VREFP VREFN off board access 3 LPC54100 position header Can be used to apply different reference User voltages for the LPC54102 ADC Manual P1 10 pin SWD connector The SWD connector is used to 6 debug the LPC54102 Target from an external debug probe The same SWD connector can also be used to connect the on board Link2 debug probe to an off board Target MCU for this JP1 must be shunted P2 LPC54102 VDD current monitor Vsense measurement The 5 1 1 Vsense can be measured with a volt meter Pin 1 square pad is positive and pin 2 is negative LPC54102 current is calculated by dividing the measured voltage at P2 by the Vsense r
9. Ss Bis H Figure 11 LPCXpresso54102 LQFP board LED Indicators Table 3 Board LED indicators LED reference Description D1 Link2 Debug Probe BOOTO_LED indicator Driven by P1_1 of the LPC43xx This LED will remain unlit when using the CMSIS DAP firmware image normal boot When using LPCXpresso with the board configured for DFU boot this LED will flash during debug operations D2 Tri color LED Driven by Target LPC54102 MCU The red led is driven by PO_29 The green led is driven by PO 30 The blue led is driven by PO 31 LEDs are on when the LPC54102 port is output low To light any of the tri color leds JP6 must have a shunt between pins 1 2 By default the OQ resistor at JS17 provides the shunt for JP6 To measure the lowest possible current from LPC54102 remove the 0O resistor at JS17 remove 3 3V from led common anode D3 Target LPC54102 power LED This LED is on any time power is applied to the Target LPC54102 MCU LED will have a brighter intensity when the LPC54102 is powered from 3 3V than when powered by 1 8V D4 Target Reset LED This LED is on anytime the Target RESETn is pulled low UM10855_OM1377 docm The LPCXpresso54102 board includes four expansion connectors plus a PMod compatible connector J3 The expansion connectors J1 J2 J7 and J8 incorporate an Arduino Uno revision 3 footprint in their inner rows Not all connector locations are
10. UM10855 LPCXpresso54102 Rev 1 0 4th November 2014 User manual Document information Info Content Keywords LPCXpresso54102 LPC54100 Absiract LPCXpresso54102 User Manual NXP Semiconductors U M1 0855 LPCXpresso board for LPC54100 family of MCUs Revision history Rev Date Description 1 0 lt 20141105 gt OM13077 User Manual release Contact information For more information please visit http www nxp com For sales office addresses please send an email to salesaddresses nxp com UM10855_OM1377 docm All information provided in this document is subject to legal disclaimers NXP B V 2014 All rights reserved User manual Rev 1 0 4th November 2014 2 of 19 NXP Semiconductors UM10855 1 Introduction LPCXpresso board for LPC54100 family of MCUs The LPCXpresso family of boards provides a powerful and flexible development system for NXP s Cortex M family of MCUs They can be used with a wide range of development tools including the NXP s LPCXpresso IDE The LPCXpresso54102 board has been developed by NXP to enable evaluation of and prototyping with the LPC54100 family of MCUs and is based on the LPC54102J512BD64 version of the MCU SH2 wary ao NUR AAAA A war ASAA AL a B d Ae ai ii 3 Ra being he ad Digital 3 Nix LPC541 2 8 LELLE Ba x BBS g Power VIN 43ya 60 OND VIN 4 Ae PaA a993 Y Analog In o 5000 AK 9000 This documen
11. any reason whatsoever including without limitation all damages referenced above and all direct or general damages the entire liability of NXP Semiconductors its affiliates and their suppliers and customer s exclusive remedy for all of the foregoing shall be limited to actual damages incurred by customer based on reasonable reliance up to the greater of the amount actually paid by customer for the product or five dollars US 5 00 The foregoing limitations exclusions and disclaimers shall apply to the maximum extent permitted by applicable law even if any remedy fails of its essential purpose 10 2 Trademarks Notice All referenced brands product names service names and trademarks are property of their respective owners LPCXpresso is a trademark of NXP B V NXP B V 2014 All rights reserved User manual Rev 1 0 4th November 2014 16 of 19 NXP Semiconductors UM10855 11 List of figures LPCXpresso board for LPC54100 family of MCUs Figure 1 Board Layout eeceeeeseeeeeeneeeeeenneeeeenneeeeeeneeeees 4 Figure 2 FTDI J5 LPC 54102 serial POrt eee 8 Figure 3 Board Power block diagram c ee 9 Figure 4 Vsense measurement ce eee eeeeeees 10 Figure 5 External vSense resistor 10 Figure 6 Measuring LPC54102 VDD current with current MEt ienien arae Ev 11 Figure 7 Debug local LPC54102 target from on board debug PrObe ee eeeeeeeeneeeeeenneeeeeeneee
12. eeneeeetas 12 Figure 8 Debug local LPC54102 target using external ProDeR 12 Figure 9 Link LPC43xx MCU DFU mode 13 Figure 10 Link debug probe debugging off board target 13 Figure 11 LPCXpresso54102 LQFP board LED Indicators UM10855_OM1377 docm All information provided in this document is subject to legal disclaimers NXP B V 2014 All rights reserved User manual Rev 1 0 4th November 2014 17 of 19 NXP Semiconductors U M1 0855 LPCXpresso board for LPC54100 family of MCUs 12 List of tables Table 1 Board interface component ccceeeeeeeeeees 4 Table 2 J5 FTDI interface 00 0 eee etree tes 8 Table 3 Board LED indicators 00 eee eee eee 14 Table 4 Expansion Connectors cccecscceeesseeeeeseeeees 15 UM10855_OM1377 docm All information provided in this document is subject to legal disclaimers NXP B V 2014 All rights reserved User manual Rev 1 0 4th November 2014 18 of 19 NXP Semiconductors UM10855 13 Contents LPCXpresso board for LPC54100 family of MCUs 5 1 4 5 1 5 6 1 1 6 1 2 6 1 3 6 2 9 1 9 2 9 3 10 10 1 10 2 11 12 13 WAT O CU CHI ONN saa oot cess nc ren ne ie 3 Feature SUMMALY ccecseseeeeeseeeeeesseeneenseeeeeneeees 3 Board layout and settings 4 Getting Startede enden ser 6 LPC54102 Serial ports cssecsecsseeeseereeseeeeeeee 7 J5 FTD header isinisisi 7 Board power connections amp
13. ersonal injury death or severe property or environmental damage NXP Semiconductors accepts no liability for inclusion and or use of NXP Semiconductors products in such equipment or applications and therefore such inclusion and or use is at the customer s own risk Applications Applications that are described herein for any of these products are for illustrative purposes only NXP Semiconductors makes no representation or warranty that such applications will be suitable for the specified use without further testing or modification Customers are responsible for the design and operation of their applications and products using NXP Semiconductors products and NXP Semiconductors accepts no liability for any assistance with applications or customer product design It is customer s sole responsibility to determine whether the NXP Semiconductors product is suitable and fit for the customer s applications and products planned as well as for the planned application and use of customer s third party customer s Customers should UM10855_OM1377 docm All information provided in this document is subject to legal disclaimers provide appropriate design and operating safeguards to minimize the risks associated with their applications and products NXP Semiconductors does not accept any liability related to any default damage costs or problem which is based on any weakness or default in the customer s applications or products or the application o
14. es concerning this document and the product s described herein have been included in the section Legal information NXP B V 2014 All rights reserved For more information please visit http www nxp com For sales office addresses please send an email to salesaddresses nxp com Date of release 4th November 2014 Document identifier UM10855_0OM1377 docm
15. esistance value of 8 20 P3 5V External Voltage Input allows for powering the 5 LPC54102 Target side of the board from a bench top power supply Pin 1 square pad is 5V and pin 2 is gnd SW1 LPC54102 Target WAKEUP pushbutton When pressed the 9 3 WAKEUP switch will drive LPC54102 PO_24 to a low level SW2 LPC54102 ISP Bootload enable pushbutton This switch 9 2 drives LPC54102 P0_31 low Holding SW2 pressed while powering up or reseting and the LPC54102 Target will enter ISP mode SW3 LPC54102 Target Reset pushbutton 9 1 TP1 Ground terminal test point n a U8 Link2 MCU n a U12 LPC54102 Target LQFP64 MCU n a 3 Getting Started UM10855_OM1377 docm By default the LPCXpresso54102 is configured to use the on board debug probe Link2 to debug the on board target LPC54102 using the CMSIS DAP debug protocol pre programmed into the Link2 Flash memory The LPCXpresso IDE available for free download at http www locware com Ipcxpresso home or development tools that support the CMSIS DAP protocol can be used in the default configuration Check with your toolchain vendor for availability of specific device support packs for the LPC54100 family of devices Note that the LPCXpresso IDE can also be used with redlink protocol by booting the Link2 in DFU mode by installing a jumper on JP5 Installation steps for use with LPCXpresso IDE steps 1 and 2 apply to all use tool chains All information provided in this document is
16. figured for DFU boot JP5 fitted in this configuration the LPCXpresso IDE will load the Redlink protocol driver into the Link2 Note that if the jumper setting of JP5 is changed with the board powered then the USB connection must be removed and reconnected to J6 in order to force the Link2 to reset and enter DFU boot mode Redlink protocol is required for multicore debug using the LPCXpresso IDE 4 LPC54102 Serial ports UM10855_OM1377 docm 4 1 By default the LPC54102 UARTO is connected to the FTDI header at J5 This can be used for ISP booting or sending debug messages out to a host computer via a suitable cable The LPC54102 UARTO can also be connected through a virtual communication port VCOM UART bridge Link2 function to a host computer connected to the J6 USB Link2 The factory default CMSIS DAP Link2 image includes UART bridge functionality VCOM support and this firmware is also available with the Link Configuration Tool LCT available at http www lpcware com When running this firmware the default source of data to the LPC54102 RXD is the FTDI header Once the Link2 receives any data via the VCOM port of a host computer it will set P2 2 low to select the Link2 UARTO data to the LPC54102 In order to reset this so the FTDI connection can be used it is necessary to power cycle the board J5 FTDI header The FTDI header J5 mates with FTDI cable TTL 232R 3V3 J5 interfaces the LPC54102 UARTO to a Host PC virtual serial port
17. ng Arduino Uno rev3 8 J8 compatible connectivity UM10855_OM1377 docm All information provided in this document is subject to legal disclaimers NXP B V 2014 All rights reserved User manual Rev 1 0 4th November 2014 4 of 19 NXP Semiconductors UM10855 LPCXpresso board for LPC54100 family of MCUs Designator Description Reference section J4 LPC54102 Target Power input Connect this micro USB B type connector to a 5V power source when it is desired to power only the LPC54102 Target and leave the on board Link2 debug probe unpowered This is useful when an external debug probe is used to debug the LPC54102 Target 5 J3 PMod SPI C Bridge connector An external Application Processor AP or PMod peripheral may be connected to the LPC54102 Target MCU SPIO and I2C2 via this connector J5 FTDI serial header In addition to provide a serial output from LPC54102 the Target side of the board can be powered from the FTDI header The LPC54102 supports serial ISP boot from the FTDI header 4 1 J6 Link2 micro USB B type connector Powers both the Link2 side of the board and LPC54102 Target side of the board Power the board from this connector when using the on board debug probe to debug the LPC54102 Target MCU JP1 LPC54102 Target SWD disable 2 position jumper pins 1 Jumper open default the LPC54102 Target SWD interface enabled Normal operating mode where
18. or power the LPC54102 Target section of the board from the Target power only micro USB connector J4 and fit a jumper to JP2 across pin 1 2 Local Target as shown in Figure 8 Jumper JP1 must be open to enable the target LPC54102 The on board Link debug probe must be unpowered by leaving J6 unconnected WAKE SH niota ma gen it in siz ms Ext u2 ir az TERIA ma amp pin 5 H an s m 5 RGT Di7 FE mg R40 une ER Figure 8 Debug local LPC54102 target using external probe 6 1 3 On board Link2 flash programing To program the Link2 Flash the Link2 MCU must be in DFU mode If the Link2 already has a valid image in the flash you will need to force it into DFU mode by placing a jumper shunt on JP5 then power the board by connecting the micro USB J6 to a host computer as shown in Figure 9 Link2 MCU programming is performed using DFUSec tool found on http www lpcware com content project dfu download programming utility and security lpcdfusec tool Instructions for using the tool are located at the same web page UM10855_OM1377 docm All information provided in this document is subject to legal disclaimers NXP B V 2014 All rights reserved User manual Rev 1 0 4th November 2014 12 of 19 NXP Semiconductors U M1 0855 LPCXpresso board for LPC54100 family of MCUs Roset ius R Figure 9 Link LPC43xx MCU DFU mode 6 2 Using on board Link2 to debug an off board target LPC MCU The LPCXp
19. populated on the expansion connectors since the LPC54102 does not have enough I O All information provided in this document is subject to legal disclaimers NXP B V 2014 All rights reserved User manual Rev 1 0 4th November 2014 14 of 19 NXP Semiconductors U M1 0855 LPCXpresso board for LPC54100 family of MCUs to utilize all of the available connections additional pin locations are provided for compatibility with future LPCXpresso boards Table 4 Expansion Connectors Reference J1 The odd number pins are compatible with Arduino Uno rev3 Digital 15 8 AREF SDA amp SCL connector The even numbered pins are used for external access and expansion of LPC54102 signals not used by the Arduino Uno rev3 compatible interface J2 The odd numbered pins 1 13 are compatible with Arduino Uno rev3 Digital 7 0 connector The even numbered pins and odd numbered pins 17 and 19 are used for external access and expansion of LPC54102 signals not used by the Arduino Uno rev3 compatible interface J3 PMod connector Connected to the LPC54102 Target MCU SPIO and I2C2 J7 The even numbered pins 6 20 are compatible with Arduino Uno rev3 Power connector The odd numbered pins and even numbered pins 2 and 4 are used J8 The even numbered pins 2 12 are compatible with Arduino Uno rev3 Analog connector The odd numbered pins are used for external access and expansion of LPC54102 signals not used by
20. r use by customer s third party customer s Customer is responsible for doing all necessary testing for the customer s applications and products using NXP Semiconductors products in order to avoid a default of the applications and the products or of the application or use by customer s third party customer s NXP does not accept any liability in this respect Evaluation products This product is provided on an as is and with all faults basis for evaluation purposes only NXP Semiconductors its affiliates and their suppliers expressly disclaim all warranties whether express implied or statutory including but not limited to the implied warranties of non infringement merchantability and fitness for a particular purpose The entire risk as to the quality or arising out of the use or performance of this product remains with customer In no event shall NXP Semiconductors its affiliates or their suppliers be liable to customer for any special indirect consequential punitive or incidental damages including without limitation damages for loss of business business interruption loss of use loss of data or information and the like arising out the use of or inability to use the product whether or not based on tort including negligence strict liability breach of contract breach of warranty or any other theory even if advised of the possibility of such damages Notwithstanding any damages that customer might incur for
21. resso54102 board s Link2 debug probe may be used to debug an off board target MCU The on board Link debug probe is capable of debugging target MCU s with a VDDIO range of 1 6V to 3 6V To keep the on board target LPC54102 MCU from interfering with the SWD interface JP1 must be fitted The Link2 debug probe SWD is connected by a ribbon cable between the P1 connector to the off board target MCU SWD interface Power the LPCXpresso54102 board from the Link USB connector J6 and jumper JP2 must be fitted across pins 2 3 External Target as shown in as shown in Figure 10 Figure 10 Link debug probe debugging off board target 7 LED indicators The LPCXpresso54102 board LED locations are shown in Figure 11 A description of each on board LED indicator is shown is Table 3 The current through the LEDs does not contribute to current monitored by the current monitor methods shown in this manual UM10855_OM1377 docm All information provided in this document is subject to legal disclaimers NXP B V 2014 All rights reserved User manual Rev 1 0 4th November 2014 13 of 19 NXP Semiconductors UM10855 8 Expansion connectors D1 LPCXpresso board for LPC54100 family of MCUs amp amp Bs t P3 mE o m m m 1 ma Cio s7 E EE R41 U7 MER wp e 9 EE Cii ciz2 HE CSi Bas Ras Isa 19M C16 u JE ER Ci EH R50 g HE HE R51 4 cis me R55 ia Em wo p raed ipen
22. rovided in this document is subject to legal disclaimers NXP B V 2014 All rights reserved User manual Rev 1 0 4th November 2014 10 of 19 NXP Semiconductors U M1 0855 LPCXpresso board for LPC54100 family of MCUs Figure 6 Measuring LPC54102 VDD current with current meter 5 1 4 LPC54102 VDD current measurement The LPCXpresso54102 board has an on board current measurement circuit consisting of a MAX9634T U5 current monitor chip and a 12 bit ADC ADC 1228021 U11 with a 12 bit sample at 50k to 200ksps The on board MAX9634T current monitor measures the voltage across the LPC54102 VDD 8 20 vsense resistor The MAX9634 multiplies the sense voltage by 25 to provide a voltage range suitable for the ADC to measure A 2 input analog mux selects between the LPC54102 current monitor and the output on a MAX9634T current monitor chip on an expansion board with compatible current measurement circuit on board The current measurement circuit is controlled by the Link2 processor and is not user programmable For available power measurement utilities please visit http www lpcware com 5 1 5 Shield board current measurement To use the on board current measurement circuitry any expansion board must match the functionality of the LPCXpresso54102 Refer to the board schematics for more information 6 Debug Configurations The LPCXpresso54102 LQFP board has a built in debug probe using the Link LPC43xx MCU The LPC54102 targe
23. s on the LPCXpresso54102 board is shown in Figure 1 below P1 SW1 swe Ji 000000 o JP1 ee0000 Nak om BSS of igital am gt 7 e H 214 FE BAME e F E8 Eue e J3 JP2 F LPCXpresso54122 qe uee Pe Spare titi FE go em gp eee Ll ge Us o 4 5 J4 msi ann F HE 2 BE eee P3 ag agi ig Aa o MEE a Srne ses San z neis mM gg us EJE hm ge ARN SESE cos g7 fs BE 5 gt EN v u5 ale es ae ee as ce ma e zii et m TES p Analog In 2 zgezg ie og H sw3 ss asqessssss J U8 yp7 JP6 P3 D4 J8 Figure 1 Board Layout The function of each identified component is listed in Table 1 Table 1 Board interface components Designator Description Reference section D1 Link2 LPC43xx BOOTO LED indicator Reflects the state of 7 LPC43xx Link2 MCU P1_1 When the boot process fails D1 will toggle ata 1 Hz rate for 60 seconds After 60 seconds the LPC43xx is reset D2 Tri color LED Driven by Target LPC54102 MCU JP6 7 must be shunted for 3 3V to be applied to D2 anode The default shunt for JP6 is a 0Q resistor installed at JS17 D3 Target LPC54102 Power LED 7 D4 Target LPC54102 Reset LED LED is on anytime the 7 Target RESETn is pulled low J1 J2 J7 Expansion connectors includi
24. subject to legal disclaimers NXP B V 2014 All rights reserved User manual Rev 1 0 4th November 2014 6 of 19 NXP Semiconductors U M1 0855 LPCXpresso board for LPC54100 family of MCUs 1 Download and install the LPCXpresso Link2 USB driver package installer from http www lpcware com content nxpfile lpcxpresso link2 usb driver package only required if using Windows 2 When the installer has completed connect the LPCXpresso54102 board to the USB port of your host computer connecting a micro USB cable to connector J6 Link 3 Allow about 30 seconds for the LPCXpresso54102 devices to enumerate There will be four devices CMSIS DAP LPC Linkll LPC SIO Port and VCOM 4 Download the LPCOpen examples amp drivers from http www lpcware com content nxpfile lpcopen software development platform lpc5410x packages selecting the version for the toolchain you are using project files for LPCXpresso IDE Keil and IAR tools are available 5 Start the LPCXpresso IDE and import the LPCOpen zip file by clicking Import project s in the Start here panel 6 The simplest example is periph_blinky which will blink the tricolor LED on the LPCXpresso54102 Click on the periph_blinky in the Project Explorer panel then click Debug periph_blinky in the Start here panel This will build the project and then launch the debug session The LPCXpresso IDE can also be used with the Link2 con
25. t MCU can be debugged by the on board Link debugging probe or from an external debug probe installed at P1 On board jumpers JP1 and JP2 must be correctly positioned for each mode The on board Link debug probe is capable of debugging target MCU s with a VDDIO range of 1 6V to 3 6V Use JP7 to set the LPC54102 chip VDD to the desired voltage level 1 8V or 3 3V Check the sections below for the appropriate jumper settings and how to properly power the board 6 1 1 Debugging on board LPC54102 target using on board debug probe To use the on board Link debug probe the LPCXpresso54102 board must be powered from the Link2 USB connector J6 and jumper JP2 must be fitted in position pin 1 2 Local Target as shown in Figure 7 Jumper JP1 must be open to enable the target LPC54102 Connecting the micro USB J6 to a host computer will power the Link and Target sections of the board and provide the USB link to the debug tool software UM10855_OM1377 docm All information provided in this document is subject to legal disclaimers NXP B V 2014 All rights reserved User manual Rev 1 0 4th November 2014 11 of 19 NXP Semiconductors U M1 0855 LPCXpresso board for LPC54100 family of MCUs Rom SE my R40 mme ER Figure 7 Debug local LPC54102 target from on board debug probe 6 1 2 Debug on board LPC54102 target using external debug probe To use an external debug probe connect the probe to the SWD P1 connect
26. t describes the LPC54102 LPCXpresso LQFP board hardware The following aspects of interfacing to the board are covered by this guide Main board features Setup for use with development tools Supporting software drivers Board interface connector pin out Jumper settings Powering the board Mechanical drawing 2 Feature summary UM10855_OM1377 docm The LPCXpresso54102 board includes the following features On board high speed USB based Link2 debug probe with ARM s CMSIS DAP and LPCXpresso IDE Redlink protocol options Link2 probe can be used with on board LPC54102 or external target Support for external debug probes Tri color LED Target Reset ISP and WAKE buttons Expansion options based on Arduino UNO and PMod plus additional expansion port pins All information provided in this document is subject to legal disclaimers NXP B V 2014 All rights reserved User manual Rev 1 0 4th November 2014 3 of 19 NXP Semiconductors U M1 0855 LPCXpresso board for LPC54100 family of MCUs e On board 1 8 3 3V or external power supply options e Built in power consumption and supply voltage measurement e UART PC and SPI port bridging from LPC54102 target to USB via the on board debug probe e FTDI UART connector 2 1 Board layout and settings This section provides a quick reference guide to the main board components configurable items visual indicators and expansion connectors The layout of the component
27. w There is no current monitoring of the Link section circuits on the board The Target side power going to LEDs and support ICs is not monitored by the current measurement circuit The LPC54102 LQFP package has the core and IO power both sourced from the same VDD pins When a Shield board such as the Sensor Shield Board in the Sensor Processing Motion Solution OM13078 is attached attempting to measure the lowest possible power the LPC54102 IO pins must be configured according to how the software has configured the sensors on the Sensor shield board to ensure there is no extra current from the LPC54102 IO ports that have external pull up or pull down resistors enabled JS17 should be opened to ensure no leakage through the tri color LED and 3 3V supply All information provided in this document is subject to legal disclaimers NXP B V 2014 All rights reserved User manual Rev 1 0 4th November 2014 9 of 19 NXP Semiconductors U M1 0855 LPCXpresso board for LPC54100 family of MCUs 5 1 1 LPC54102 Vsense resistor current measurement The voltage across a series 8 20 resistor with the target LPC54102 VDD can be manually measured at P2 on the PCB The voltmeter positive probe is applied to P2 pin 1 Square pad and negative probe to P2 pin 2 see Figure 4 Use Ohm s law to calculate the current LPC54102 current measured voltage 8 20 As an example if the measured voltage is 20mV then 20e 3 8 20 2 44mA
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