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evkt - macom magalpha communication kit evkt - macom www.monolithicpower.com 1 3/15/2017 mps proprietary information. patent protected . unauthorized photocopy and duplication prohibited. ? 2017 mps. all rights reserved. description the evkt - macom is a communication kit for the magalpha magnetic position sensor family. the evkt - macom offers a seamless connection and operation with magalpha test boards ( tbma ) and evaluation kit s (evkt - knob) . the evkt - macom k it contain s a microcontroller motherboard, a collection of daughter boards adapted to different sensor boards , and the related cables. features ? usb 2.0 hi gh - speed interface ? lpc4370 , arm cortex - m4 microcontroller from nxp ? connector board to interface with tbma test boards (tbma - conn) ? connector board to interface with evma test kits (evma - conn ) ? compatible with macom application software (macom app) applications ? sensor tests and evaluation ? performance characterization ? production configurations and tests all mps parts are lead - free , halogen - free, and adhere to the rohs directive. for mps green status, please visit the mps website under quality assurance. mps and the future of analog ic technology are registered trademarks of monolithic power systems, inc. overview figure 1 : evkt - macom with evma - conn daughter board
evkt - macom C magalpha communicati on kit evkt - macom www.monolithicpower.com 2 3/15/2017 mps proprietary information. patent protected . unauthorized photocopy and duplication prohibited. ? 2017 mps. all rights reserved. kit content s see figure 2 for a list of evkt - macom communication kit contents. figure 2 : kit contents 1. 1x lpc - link2 board with lpc4370 microcontroller from nxp 2. 1x tbma - conn board (lpc - link2 daughterboard) 3. 1x evma - conn board (lpc - link2 daughterboard) 4. 1x usb cable (type a to type mini - b) 5. 1x 16 conductors ribbon cable 6. 2x 8 conductors ribbon cable 7. 2x wrth elekt r onik female smt wr - mm 8 pin connector (690367280876) for the tbma 1 2 3 4 5 6 7 tbma - conn cn1 cn2 evma - conn cn1 lpc - link 2 nxp
evkt - macom C magalpha communicati on kit evkt - macom www.monolithicpower.com 3 3/15/2017 mps proprietary information. patent protected . unauthorized photocopy and duplication prohibited. ? 2017 mps. all rights reserved. evma connector board (evma - conn) see figure 3 for an overview of the evma board. figure 3 : evma board overview schematic the schematics for rev b and rev c of the evma - conn are shown in figure 4. figure 4 : schematic evma - conn rev b and rev c evma - conn cn1 cn1.10 cn1.14 cn1.16 mosi cn1.12 cn1 2 4 6 8 10 12 14 16 1 3 5 7 9 11 13 15 cn1.8 sclk cs cn1.5 miso cn1.11 cn1.13 cn1.15 1 2 3 4 5 6 7 8 9 10 11 12 13 15 16 14 17 18 19 20 1 2 3 4 5 6 7 8 9 10 11 12 13 15 16 14 17 18 19 20 21 22 23 24 cn1.12 cn1.13 cn1.11 cn1.8 cn1.10 cn1.16 cn1.15 cn1.14 1 2 3 4 5 6 7 8 9 mosi 10 11 12 13 14 sclk cs miso 1 2 3 4 5 6 7 8 9 10 11 12 13 15 16 14 17 18 19 20 j3 j8 j4 j9 r1 +3.3v +3.3v mcu optional optional cn1.5 cn1.13 cn1.8 cn1.12 +3.3v mcu +3.3v mcu cn1.11 cn1.9 cn1.16 cn1.10 cn1.15 cn1.14 2 4 6 8 10 12 1 3 5 7 9 11 +3.3v j10 cn1.9 0 ? +3.3v
evkt - macom C magalpha communicati on kit evkt - macom www.monolithicpower.com 4 3/15/2017 mps proprietary information. patent protected . unauthorized photocopy and duplication prohibited. assembly view figure 5 shows the assembly view of rev b. figure 5 : assembly view evma - conn rev b figure 6 shows the assembly view of rev c. figure 6 : assembly view evma - conn rev c
evkt - macom C magalpha communicati on kit evkt - macom www.monolithicpower.com 5 3/15/2017 mps proprietary information. patent protected . unauthorized photocopy and duplication prohibited. ? 2017 mps. all rights reserved. bill of materials both board versions share the same bill of materials (see table 1) . table 1 : bill of materials evma - conn rev b and rev c connector pinout refer to the evkt - knob user guide for cn1 pin mapping. quantity designator description value manufacturer manufacture r pn 1 r 1 chip resistor ; 0.125w ; 0805 (2012 metric) 0? yageo erj - 6gey0r00v 1 j3 14 position receptacle connector 0.050" (1.27mm) , surface mount gold amphenol fci 20021321 - 00014t4lf 1 j9 24 position receptacle connector 0.050" (1.27mm) , surface mount gold amphenol fci 20021321 - 00024t4lf 2 j4, j8 (optional) 20 position receptacle connector 0.050" (1.27mm) , surface mount gold amphenol fci 20021321 - 00020c4lf 1 j10 (optional) 12 positions, head er, breakaway connectors, 0.100 " (2.54mm), surface mount gold molex 0015910120 1 cn1 16 position receptacle connector 0.100" (2.54mm) , surface mount tin wrth elektronik or te connectivity 690367281676 or 8 - 2178711 - 6
evkt - macom C magalpha communicati on kit evkt - macom www.monolithicpower.com 6 3/15/2017 mps proprietary information. patent protected . unauthorized photocopy and duplication prohibited. tbma connector board (tbma - conn) see figure 7 for an overview of the tbma board. figure 7 : tbma board overview the board schematics are shown in figure 8 and figure 10. the assembly views are shown in figure 9 and figure 11. according to the board marking, refer to figure 8 for the rev b schematic or figure 10 for the rev c schematic . schematic rev b figure 8 : schematic tbma - conn rev b tbma - conn cn1 cn2 1 2 3 4 5 6 7 8 9 10 11 12 13 15 16 14 17 18 19 20 1 2 3 4 5 6 7 8 9 10 11 12 13 15 16 14 17 18 19 20 21 22 23 24 cn2.2 cn2.3 cn2.1 cn1.8 cn2.8 cn2.6 cn2.5 cn2.4 1 2 3 4 5 6 7 8 9 mosi 10 11 12 13 14 sclk cs miso 1 2 3 4 5 6 7 8 9 10 11 12 13 15 16 14 17 18 19 20 j3 j8 j4 j9 optional optional cn2.7 cn2.3 cn1.8 cn2.2 +3.3v mcu +3.3v mcu cn2.1 cn1.3 cn2.6 cn2.8 cn2.5 cn2.4 2 4 6 8 10 12 1 3 5 7 9 11 +3.3v j10 mosi sclk cs miso cn1 2 4 6 8 1 3 5 7 cn2 2 4 6 8 1 3 5 7 r1 +3.3v +3.3v mcu 0 ? cn2.2 cn2.6 cn2.8 cn2.4 cn2.3 cn2.5 cn2.7 cn2.1 cn1.8 +3.3v cn1.3
evkt - macom C magalpha communicati on kit evkt - macom www.monolithicpower.com 7 3/15/2017 mps proprietary information. patent protected . unauthorized photocopy and duplication prohibited. ? 2017 mps. all rights reserved. assembly view rev b figure 9 : assembly tbma - conn rev b schematic rev c figure 10 : schematic tbma - conn rev c 1 2 3 4 5 6 7 8 9 10 11 12 13 15 16 14 17 18 19 20 1 2 3 4 5 6 7 8 9 10 11 12 13 15 16 14 17 18 19 20 21 22 23 24 cn2.2 cn2.3 cn2.1 cn1.8 cn2.8 cn2.6 cn2.5 cn2.4 1 2 3 4 5 6 7 8 9 mosi 10 11 12 13 14 sclk cs miso 1 2 3 4 5 6 7 8 9 10 11 12 13 15 16 14 17 18 19 20 j3 j8 j4 j9 optional optional cn2.7 cn2.3 cn1.8 cn2.2 +3.3v mcu +3.3v mcu cn2.1 cn1.3 cn2.6 cn2.8 cn2.5 cn2.4 2 4 6 8 10 12 1 3 5 7 9 11 +3.3v j10 mosi sclk cs miso cn1 2 4 6 8 1 3 5 7 cn2 2 4 6 8 1 3 5 7 r1 +3.3v +3.3v mcu 0 ? cn2.2 cn2.6 cn2.8 cn2.4 cn2.3 cn2.5 cn2.7 cn2.1 cn1.8 +3.3v cn1.3
evkt - macom C magalpha communicati on kit evkt - macom www.monolithicpower.com 8 3/15/2017 mps proprietary information. patent protected . unauthorized photocopy and duplication prohibited. assembly view rev c figure 11 : assembly tbma - conn rev c
evkt - macom C magalpha communicati on kit evkt - macom www.monolithicpower.com 9 3/15/2017 mps proprietary information. patent protected . unauthorized photocopy and duplication prohibited. ? 2017 mps. all rights reserved. bill of materials both board versions share the same bill of materials (see table 2) . table 2 : bill of materials tbma - conn rev b and rev c connector pinout refer to the tbma user guide for cn1 and cn2 pin mapping. quantity designator description value manufacturer manufacture r pn 1 r1 chip resistor ; 0.125w ; 0805 (2012 metric) 0? yageo erj - 6gey0r00v 1 j3 14 position receptacle connector 0.050" (1.27mm) , surface mount gold amphenol fci 20021321 - 00014t4lf 1 j9 24 position receptacle connector 0.050" (1.27mm) , surface mount gold amphenol fci 20021321 - 00024t4lf 2 j4, j8 (optional) 20 position receptacle connector 0.050" (1.27mm) , surface mount gold amphenol fci 20021321 - 00020c4lf 1 j10 (optional) 12 positions, head er, breakaway connectors, 0.100 " (2.54mm), surface mount gold molex 0015910120 2 cn1 , cn2 8 position receptacle connector 0.100" (2.54mm) , surface mount tin wrth elektronik or te connectivity 690367280876 or 7 - 2178711 - 8
evkt - macom C magalpha communicati on kit evkt - macom www.monolithicpower.com 10 3/15/2017 mps proprietary information. patent protected . unauthorized photocopy and duplication prohibited. magalpha communicati on kit setup follow the step s below to set up the mag alpha communication kit . 1. install macom application software to find the macom app, visit the position sensors design support page on the monolithic power systems website ( www.monolithicpower.com ) . 2. configu re the lpc - link2 board in flash boot mode plug the jumper onto jp1 to configure the microcontroller in flash boot mode (see figure 12) . in this mode, the microcontroller load s the firmware binary stored in the flash. figure 12 : configure lpc - link2 in flash boot mode 3. plug connector board onto the lpc - link2 carefully plug the desired connector board to the lpc - link2 (see figure 13) . ensure that the female headers are correctly aligned with the lpc - link2 pins before connectin g the two boards together (see figure 14) . figure 13 : plug connector b oard to the lpc - link2 figure 14 : assembled lpc - link2 with tbma - conn daughter board
evkt - macom C magalpha communicati on kit evkt - macom www.monolithicpower.com 11 3/15/2017 mps proprietary information. patent protected . unauthorized photocopy and duplication prohibited. ? 2017 mps. all rights reserved. 4. connect daughter board to the sensor board (evkt - knob or tbma) use the provided ribbon cable to connect the connector board to the sensor board. the evkt - knob comes with a pre - soldered female socket connector , while tbma boards do not . the tbma boar ds require the female connector s to be hand solde red in order to be used with the evkt - macom. before soldering, place the connector polarization slot next to pin 1 ( see figure 15 ) . figure 15 : solder connectors cn1 and cn2 to tbma on the tbma boards (rd and lt) , the cn1 connector must be connected to the tbma - conn cn1 connector using one of the two provided ribbon cable with 8 conductors (see figure 16 and figure 17) . the cn2 connection is not required for spi communication but provides easy access to the magalpha output signals on the lpc - link2 daughter board. figure 16 : connect tbma - rd to tbma - conn board figure 17 : connect tbma - lt to tbma - conn board cn1 cn2 tbma - q - rd lpc - link 2 nxp tbma - conn cn1 cn2 cn1 cn2 tbma - q - rd lpc - link 2 nxp tbma - conn cn1 cn2 tbma - q - lt cn1 cn2
evkt - macom C magalpha communicati on kit evkt - macom www.monolithicpower.com 12 3/15/2017 mps proprietary information. patent protected . unauthorized photocopy and duplication prohibited. on the evkt - knob, the cn1 connector must be connected to the evma - conn cn1 connector (see figure 18 and figure 19) . figure 18 : connect evkt - knob to evma - conn board ( top view ) figure 19 : connect evkt - knob to evma - conn board ( side view ) 5. connect lpc - link2 to computer connect the lpc - link2 board to the computer using the provided usb cable (type a to type mini - b) (see figure 20) . the red led (led1) on the lpc - link2 should blink. figure 20 : connect lpc - link2 to computer 6. start macom app launch the macom app from the start menu (see figure 21) . figure 21 : start macom app lpc - link 2 nxp evma - conn cn1 lpc - link 2 nxp evma - conn cn1
evkt - macom C magalpha communicati on kit evkt - macom www.monolithicpower.com 13 3/15/2017 mps proprietary information. patent protected . unauthorized photocopy and duplication prohibited. ? 2017 mps. all rights reserved. angle data should be displayed right away (see figure 22). figure 22 : overview of macom app graphical interface
evkt - macom C magalpha communicati on kit evkt - macom www.monolithicpower.com 14 3/15/2017 mps proprietary information. patent protected . unauthorized photocopy and duplication prohibited. macom app the macom software is a powerful and easy - to - use application used to interact with the magalpha sensor family. the macom app provides a graphical visualization of the angle output and a convenient way to read and write sensor parameters. this app also offers the following features: ? register map overview ( read/write sensor registers) ? import configuration script (json) ? export curr ent configuration (json) ? save measurement data ? update evkt - macom firmware (stored on lpc - link2 flash ) ? sensor auto discovery (automatic detection of the available parameters and of the sensor generation) the macom graphical user interface is divided in three areas : t he toolbar , t he angle readback , and t he sensor parameters . 1. toolbar figure 23 : macom app toolbar feature name description connection switch the usb connection to the evkt - macom on or off . this feature also launches a sensor auto - discovery when the connection is switched on ( see sensor parameters section on page 15 ). save data save s the latest 2 000 measured angle s in a csv file . this file can be also open natively by any spreadsheet applications (e.g.: microsoft excel). registers switch the registers overview window display on or off (see figure 24 ). this window provide s the overview of the complete register map at a glance. users can switch between decimal, hexadecimal , and binary register value representation by using the dropdown button. it is also possible to refresh all registers value by clicking the read button. import import sensor register settings and/or macom configurations from a json file. export export sensor register settings and macom configurations to a json file. update firmware update the lpc - link2 microcontroller firmware . to perform a firmware update, click on this feature and follow the step - by - step instructions displayed on the firmware update wizard. toolbar
evkt - macom C magalpha communicati on kit evkt - macom www.monolithicpower.com 15 3/15/2017 mps proprietary information. patent protected . unauthorized photocopy and duplication prohibited. ? 2017 mps. all rights reserved. figure 24 : macom app registers overview feature 2. angle readback figure 25 : macom app angle readback full screen switch full screen mode on or off. feature name description raw input measured angle value coded on 16 bits (0 to 65535) and in degree s (0 to 360) . resolution gives 6 resolution in bit s (n) and 3 resolution in degree s (m) . this means that 99. 7 % of the measurement performed on this sensor will have the same n msb bits and will be within m degrees from the latest angle measurement. angle readback
evkt - macom C magalpha communicati on kit evkt - macom www.monolithicpower.com 16 3/15/2017 mps proprietary information. patent protected . unauthorized photocopy and duplication prohibited. 3. sensor parameters the user - configurable parameters are defined during the auto - discovery process. this process occurs at ma com app start - up or when a disconnection/connection cycle occurs . the software di s cover s which sensor generation is connected automatically and find s out which parameters are available for this specific product (see figure 26) . figure 26 : macom app sensor parameters a connection cycle is required after a sensor hot swap (connecting or unplugging the sensor while the system is on ) in order to re - run the auto - discovery process on the freshly connected sensor. to perform a connection cycle , simply click on connection twi ce : once to disconnect the device and again to reconnect it. figure 27 : macom app connection cycle sensor parameters
evkt - macom C magalpha communicati on kit notice: the information in this document is subject to change without notice. users should warrant and guarantee that third party intellectual property rights are not infringed upon when integrating mps products into any application. mps will not assume any legal responsibility for any said applications. evkt - macom www.monolithicpower.com 17 3/15/2017 mps proprietary information. patent protected . unauthorized photocopy and duplication prohibited. appendix a: sensor generation see table 3 for a list of sensor generations and their corresponding mps part numbers. table 3 : sensor generation sensor generation mps chip part number 2 nd ( gen 2 ) ma100 ma300 ma700 ma750 3 rd ( gen 3 ) ma102 ma302 ma310 MA702 ma710 ma730 ma800 ma820 ma850

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