for further information contact your local stmicroelectronics sales office. january 2014 docid025447 rev 3 1/10 EVAL6470H-DISC dspin? discovery: development t ool to explore dspin? (l6470) motor driver data brief features ? voltage mode driving featuring extreme smoothness ? up to 1/128 microstepping ? fully autonomous solution embedding an stm32? mcu and the l6470h stepper motor driver ? compatible with spin family evaluation software ? wide voltage range from 8 v to 45 v ? high phase current up to 3 a r.m.s ? footprint optimized for external resonator or crystal ? switch motor input control ? keys start/left - stop/right - reset ? ready, busy, error led indicators ? spare led indicators for specific design ? adjustable supply voltage compensation description the dspin? discovery is a low cost development tool to explore the dspin? (l6470) motor driver. an ideal starter-kit for both beginners and experienced users, it is autonomous and can be used with a software inte rface or with a custom firmware thanks to the embedded microcontroller. through the available gui the user can easily set the full configuration of application parameters. ?plug and play? tool it offers high motor control flexibility thanks to the wide operating voltage range from 8 v to 45 v and the current capability up to 3 a r.m.s . it is equipped with led indicators for specific ready, busy, error warning. www.st.com
board description EVAL6470H-DISC 2/10 docid025447 rev 3 board description figure 1. jumper and connector locations table 1. electrical specifications parameter value supply voltage (v s ) 8 to 45 v maximum output current (each phase) 3 a r.m.s logic supply voltage (v reg ) 3 v (internal supply) logic interface voltage (v dd ) 3.3 v (internal supply) low level logic inputs voltage 0 v high level logic input voltage v dd stepping up to 1/128 microstepping operating temperature -25 to 125 c
docid025447 rev 3 3/10 EVAL6470H-DISC board description 10 table 2. jumpers and connectors name function j1 motor supply voltage j2 bridge b output j3 bridge a output j4 debug jtag function j5 usb function j6 boot mode j7 external switch input r29 oscin and ouscout pins tp1 v dd - logic supply voltage tp2 v s - motor supply voltage tp3 gnd - ground test point tp4 uart rx - debug test point tp5 uart tx - debug test point tp6 uart ck - debug test point tp7 motor voltage compensation test point table 3. jtag connector pinout (j4) name type function 1 - 2 supply ext_vdd 3 digital i/o external reset 5 digital i/o input (tdi) 7 digital i/o mode select (tms) 9 digital i/o clock (tck) 13 digital i/o output (tdo) 15 digital i/o internal reset 11 - 17 - 19 digital i/o pull-down 4 - 6 - 8 - 10 - 12 - 14 - 16 - 18 - 20 ground ground
board description EVAL6470H-DISC 4/10 docid025447 rev 3 figure 2. schematic (power supply part) figure 3. schema tic (microcontroller control part) 8 6 % ' 0 8 6 % ' 3 8 6 % ' 0 9 8 6 % b , 7 8 6 % ' 3 9 ' ' 9 ' ' & 1 ) & 1 ) 8 / ' ' 7 5 9 , 1 1 & 9 2 8 7 * 1 ' 9 2 8 7 9 2 8 7 9 2 8 7 1 & - 8 6 % b 9 & & 8 6 % ' 0 8 6 % ' 3 8 6 % b * 1 ' 6 + ( / / 6 + ( / / 6 + ( / / , ' 6 + ( / / & 8 ) 7 3 . ( < 6 7 2 1 ( 8 8 6 % / & 3 , 2 * 1 ' 9 % 8 6 , 2 , 2 , 2 5 . 5 0 & 1 ) $ 0 6 : 0 2 7 2 5 / ( ) 7 5 , * + 7 5 ( 6 ( 7 % 2 2 7 6 3 $ 5 ( % 8 6 < ( 5 5 2 5 5 ( $ ' < 6 7 $ 5 7 6 7 2 3 6 7 & . * 1 ' * 1 ' 6 7 % < b 5 ( 6 ( 7 % 2 $ 5 ' b , ' b 6 3 , b 1 6 6 6 3 , b 1 & . % 2 $ 5 ' b , ' b 6 3 , b 0 , 6 2 % 2 $ 5 ' b , ' b 6 3 , b 0 2 6 , % 2 $ 5 ' b , ' b 3 $ b 8 $ 5 7 b & . 3 $ b 8 $ 5 7 b 7 ; 3 $ b 8 $ 5 7 b 5 ; 8 6 % ' 0 8 6 % ' 3 3 $ b 7 0 6 % 2 2 7 5 ( 6 ( 7 6 : 5 ( 6 ( 7 - 7 $ * b 1 7 6 5 7 - 7 $ * b 7 ' 2 - 7 $ * b 7 & . - 7 $ * b 7 ' , % 2 2 7 6 : b 0 2 7 2 5 % 8 7 7 2 1 b $ % 8 7 7 2 1 b % 8 6 % b , 7 ) / $ * % 8 6 < / ( ' b 5 ( $ ' < / ( ' b % 8 6 < / ( ' b ( 5 5 2 5 / ( ' b 6 3 $ 5 ( 9 ' ' 9 ' ' 9 ' ' 9 ' ' 9 ' ' 9 ' ' 9 ' ' 9 ' ' 9 ' ' 9 ' ' 9 ' ' 9 ' ' 9 ' ' 5 . 5 . & 1 ) 5 5 & 8 ) 5 . 5 . & 1 ) 5 5 7 3 & 1 ) 5 . 7 3 5 1 3 & 1 ) ' < ( / / 2 : 5 . 5 . ' 5 ( ' 5 0 8 6 7 0 ) 5 % 7 3 ' 3 & 3 & 3 & 3 $ 3 $ 9 ' ' b 9 6 6 b 3 $ 3 $ 3 $ 3 $ 3 $ 3 $ 3 & 3 & 3 & 3 & 9 % $ 7 3 & 7 $ 0 3 ( 5 5 7 & 3 & 2 6 & b , 1 3 & 2 6 & b 2 8 7 3 ' 2 6 & b , 1 3 ' 2 6 & b 2 8 7 3 & 1 5 6 7 9 6 6 $ 3 & 9 ' ' 3 & 3 & 9 ' ' $ 3 $ : . 8 3 3 $ 3 $ 3 $ 9 6 6 b 3 $ 3 $ 3 $ 3 $ 3 & 3 & 3 % 3 % 3 % 3 % 3 % 3 % 3 % 3 % 9 6 6 b 3 % 9 ' ' b 3 % 3 % 3 % 3 % % 2 2 7 3 % 3 % 3 % 9 6 6 b 9 ' ' b 5 . ' * 5 ( ( 1 & 1 ) & 3 ) ' 2 5 $ 1 * ( 5 . 5 1 3 - 2 3 ( 1 & 3 ) & 8 ) & 1 ) & 1 ) 5 . 5 5 6 5 5 6 & 1 ) - & 2 1 ) / $ 7 ; 0 5 5 5 . 5 1 3 5 5 - 2 3 ( 1 5 . 5 . & 1 ) 5 . & 1 ) 5 . < 0 + ] 5 . & 1 ) 5 . 6 7 3 $ 0
docid025447 rev 3 5/10 EVAL6470H-DISC board description 10 figure 4. schematic (motion control part) $ $ % % 2 6 & , 1 2 6 & 2 8 7 9 6 * 1 ' ; 7 $ / $ ' & , 1 % 8 6 < 6 3 , b 0 2 6 , 6 3 , b 1 & . 6 3 , b 1 6 6 6 : 6 3 , b 0 , 6 2 6 7 % < b 5 ( 6 ( 7 6 7 & . $ ' & , 1 ) / $ * 9 6 9 6 9 ' ' 9 6 & 1 ) & 1 ) - 7 3 7 3 ' 9 7 3 . ( < 6 7 2 1 ( ' % $ 9 & 1 ) 5 1 3 5 . 5 1 3 & 1 ) - & 8 ) 9 5 . 5 . & 1 ) & 1 ) - 8 / + 9 ' ' 9 5 ( * 2 6 & , 1 2 6 & 2 8 7 & 3 9 % 2 2 7 $ ' & , 1 9 6 $ 9 6 $ 9 6 % 9 6 % 3 * 1 ' 3 * 1 ' 2 8 7 $ 2 8 7 $ 2 8 7 % 2 8 7 % $ * 1 ' 6 : ' * 1 ' % 8 6 < b 6 < 1 & ) / $ * 6 ' 2 6 ' , & . & 6 6 7 % < b 5 ( 6 6 7 & . ( 3 $ ' & 8 ) & 1 ) $ 0 table 4. bill of material item quantity reference value package c1, c16 2 cap. cer. 10 f 10 v x7r 0805 10 f 0805 c2 1 cap. cer. 1 f 10 v x7r 0805 1 f 0805 c3, c4, c10 -c13, c17 - c19, c21, c22, c25 -c27 14 cap. cer. 100 nf 50 v x7r 0603 100 nf 0603 c5 1 cap. cer. 3.3 nf 50 v x7r 0603 3.3 nf 0603 c6 1 cap. cer. 220 nf 35 v x7r 0603 220 nf 0603 c7 1 cap. cer. 4.7 nf 50 v x7r 0603 4.7 nf 0603 c8, c15, c20, c28 4 cap. cer. 10 nf 50 v x7r 0603 10 nf 0603 c9 1 cap. tant. 47 f 6.3 v 10% pack-a 47 f 3216 c14 1 cap. elect. 100 f 63 v 100 f capes-r10hxx c23, c24 2 cap. cer. 20 pf 50 v cog 0603 20 pf 0603 d1 1 zener regulator 3.6 v sod 523 d2 1 double diode high speed switching diode bav99 sot 23 d3 1 led red - 0805 - 2 mcd - 621 nm red 0805 d4 1 led green - 0805 - 6 mcd - 569 nm green 0805 d5 1 led yellow - 0805 - 6 mcd - 588 nm yellow 0805 d6 1 led orange - 0805 - 2 mcd - 602 nm orange 0805
board description EVAL6470H-DISC 6/10 docid025447 rev 3 fix1 - fix4 4 hole 3 mn - j1 - j3 3 screw connector 2 poles mkdsn 1.5 / 2 - 5.08 mkdsn1.5 / 2 - 5.08 mkdsn1.5 / 2 - 5.08 j4 1 jtag con-flat-10 x 2 - 180 m con-flat - 10 x 2 - 180 m con-flat - 10 x 2 - 180 m j5 1 usb_b_mini_amp_1734035-1 cn-usb cms mini-usb j6, j7 2 jump254p-m-2 open strip 2 x 2.54 mire1 - mire3 3 optical_target optical_target diam. 1 mn r1 1 trimmer 200 k ? 200 k ? trimm. 100 x 50 x 110 r2 1 27 k ? 5% 1/10 w 27 k ? 0603 r3 1 res. 7.5 k ? 5% 1/10 w 0603 smd 7.5 k ? 0603 r4, r13 2 res. 1 m ? 1/10 w 5% 0603 smd 1 m ? 0603 r5 1 res. 1.5 k ? 1/10 w 5% 0603 smd 1.5 k ? 0603 r6, r8 - r11, r14, r19, r30 - r32 10 res. 10 k ? 5% 1/10 w 0603 smd 10 k ? 0603 r7, r12 2 res. 100 ? 5% 1/10 w 100 ? 0603 r15 - r18 4 res. 470 ? 5% 1/10 w 0603 470 ? 0603 r20, r33 2 res. 1 k ? 5% 1/10 w 0603 smd 1 k ? 0603 r21 - r23, r34 4 res. np 0603 np 0603 r24 - r27 4 res. 4.7 k ? 5% 1/10 w 0603 smd 4.7 k ? 0603 r28 1 res. 100 k ? 5% 1/10 w 0603 smd 100 k ? 0603 r29 1 res. np 0805 np 0805 s1 - s3 3 switch button smd evqq2d03w cms 6.5 x 6 x 3.1 tp1, tp2, tp4 - tp7 6 test point red keystone-5000 th tp3 1 test point black keystone-5001 th u1 1 ic reg 1300 ma ln 3.3 v ld1117d33tr so8 u2 1 ubslc6-2p6 - esd protection low capacitance usblc6-2p6 sot 666 u3 1 dspin microstepping motor driven l6470h htssop28 u4 1 ic, mcu, risc, 72 mhz, 3.6 v, 32-bit, 64-pin, lqfp stm32f105rbt6 lqfp64 10 x 10 y1 1 xtal 8 mhz - 30 ppm - 20 pf 8 mhz hc49/us-sm table 4. bill of material (continued) item quantity reference value package
docid025447 rev 3 7/10 EVAL6470H-DISC board description 10 figure 5. layout (silk screen)
board description EVAL6470H-DISC 8/10 docid025447 rev 3 figure 6. layout (top layer) figure 7. layout (bottom layer)
docid025447 rev 3 9/10 EVAL6470H-DISC revision history 10 revision history table 5. document revision history date revision changes 30-oct-2013 1 in itial release. 29-nov-2013 2 updated board photography on page 1. updated figure 1 on page 2 (updated board photography). minor modifications throughout document. 17-jan2014 3 updated main title on page 1 (replaced ?dspin? discovery l6470? by ?dspin? discovery: development tool to explore dspin? (l6470) motor driver?). updated section : features on page 1 (replaced whole original section by new features ). updated section : description on page 1 (replaced original section by new description ). minor modifications throughout document.
EVAL6470H-DISC 10/10 docid025447 rev 3 please read carefully: information in this document is provided solely in connection with st products. stmicroelectronics nv and its subsidiaries (?st ?) reserve the right to make changes, corrections, modifications or improvements, to this document, and the products and services described he rein at any time, without notice. all st products are sold pursuant to st?s terms and conditions of sale. purchasers are solely responsible for the choice, selection and use of the st products and services described herein, and st as sumes no liability whatsoever relating to the choice, selection or use of the st products and services described herein. no license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted under this document. i f any part of this document refers to any third party products or services it shall not be deemed a license grant by st for the use of such third party products or services, or any intellectual property contained therein or considered as a warranty covering the use in any manner whatsoev er of such third party products or services or any intellectual property contained therein. unless otherwise set forth in st?s terms and conditions of sale st disclaims any express or implied warranty with respect to the use and/or sale of st products including without limitation implied warranties of merchantability, fitness for a parti cular purpose (and their equivalents under the laws of any jurisdiction), or infringement of any patent, copyright or other intellectual property right. st products are not designed or authorized for use in: (a) safety critical applications such as life supporting, active implanted devices or systems wi th product functional safety requirements; (b) aeronautic applications; (c) automotive applications or environments, and/or (d) aerospace applications or environments. where st products are not designed for such use, the purchaser shall use products at purchaser?s sole risk, even if st has been informed in writing of such usage, unless a product is expressly designated by st as being intended for ?automotive, automotive safety or medical? industry domains according to st product design specifications. products formally escc, qml or jan qualified are deemed suitable for use in aerospace by the corresponding governmental agency. resale of st products with provisions different from the statements and/or technical features set forth in this document shall immediately void any warranty granted by st for the st product or service described herein and shall not create or extend in any manner whatsoev er, any liability of st. st and the st logo are trademarks or registered trademarks of st in various countries. information in this document supersedes and replaces all information previously supplied. the st logo is a registered trademark of stmicroelectronics. all other names are the property of their respective owners. ? 2014 stmicroelectronics - all rights reserved stmicroelectronics group of companies australia - belgium - brazil - canada - china - czech republic - finland - france - germany - hong kong - india - israel - ital y - japan - malaysia - malta - morocco - philippines - singapore - spain - sweden - switzerland - united kingdom - united states of america www.st.com
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