STEVAL-ILL028V1 LED dimmer board using
Contents
1. 8 5 PC demonstration firmware software 9 6 Schematics 13 7 Bill of mat rial 17 8 REVISION history 19 2 20 Doc ID 16881 Rev 2 ky UM0882 List of tables List of tables Table 1 Bill ofimaterlal he eee eee eS ea aS 17 Table 2 Document revision history 19 ky Doc ID 16881 Rev 2 3 20 List of figures UM0882 List of figures Figure 1 Figure 2 Figure 3 Figure 4 Figure 5 Figure 6 Figure 7 Figure 8 Figure 9 Figure 10 Figure 11 Figure 12 Figure 13 Figure 14 Figure 15 Figure 16 4 20 STEVAL ILLO28V1 LED dimmer board 1 Setup of the board 6 The menu the letter A indicates the first item of the menu 7 The control buttons eae M Ed ba ee eee 7 Simulation of LED defect by setting removing P21 to P2 5 8 Software Windows 9 USB host PC detection in progress 10 USB host PC 10 USB host not foun2. gino sino 9 yi 2100 ETI ino 191415 wiomd oas 4X34 jas 91 415 Ln Doc ID 16881 Rev 2 16 20 UM0882 Bill of material 7 Bill of material Table 1 Bill of material Reference Comment Description Footprint C1 4 7 10 pF Tantal capacitor polarized 1812LH C2 470 nF Capacitor 0805 C3 100 nF Capacitor 0805 C4 100 pF 47 pF size D 16 V Tantal capacitor polarized 7343 LH C5 4 7 nF Capacitor 0805 C7 10 uF size 16 V 10 V Tantal capacitor polarized 3528 ABLH C8 10 nF Capacitor 0805 C9 C18 100 nF Capacitor 0805 Female connector with key Header 10 x 2 JTAG 10 pin dual row HDR2X10keyLH CN5 Jack input connector Input power 4 4V 36V DC10B D1 D16 RGB LED OSRAM LATB T686 TOPLED D17 Diode bridge Full wave diode bridge GMBridgeBig D18 Protection diode SM6T18AC SMA DDD1 ST_LOGO Label ST LOGO DDD2 ROH1 Label ROH1 DDD3 ROH2 Label ROH2 DDD4 ROH1 Label ROH1 Distance hole Drill Ji 440247 2 ae SMT B type receptacle 440247LH L1 2 2 UF Inductor Inductor332 LD5 Red Typical red amber GaAs LED DO805LH 1 2 2 Header 2 HDR1X2 P4 Signal for serial Header 3 pin HDR1X3 P5 Power for serial Header 2 pin HDR1X2 Fe Header 2 Header 2 pin HDR1X2 R5 86 R7 68 Resistor 0805 R15 330 0 Resistor 0805 R16
3. UM0882 User manual STEVAL ILLO28V1 LED dimmer board using STP1612PWO05 and STM32 1 Introduction This user manual describes STMicroelectronics STEVAL ILLO28V1 LED dimmer board This board is based on STP1612PW05 independent PWM LED driver controlled through STM32 microcontroller SPI interface and DMA optional This document explains how to use the board hardware setup demonstration firmware functions possible interconnections with PC and evaluation of STP1612PWO5 Figure 1 STEVAL ILLO28V1 LED dimmer board July 2010 Doc ID 16881 Rev 2 1 20 www st com UM0882 Contents 1 Introduction 1 2 Board function overview 5 3 Hardware setup 6 3 1 pew ee eed I Rae 6 3 2 Microcontroller JTAG 6 3 3 Microcontroller clock reset USB clock 6 3 4 Jumpers for LED failure 0 6 4 Description of the demonstration firmware functions 7 4 1 Mode interactive demonstration color 5 8 4 2 Mode wave color demonstration 8 4 3 Mode solid color demonstration 8 4 4 Mode D error detection
4. H3IN3O iai 47 l Lge Liew lame Zim 010 140001 10 eS 28 lo IS 5 ON LIGIHNI 5 001 5 001 ooo 199 SrH 178 9vH 100A GN HEEINS86EQ1 LQX E431 13 20 Doc ID 16881 Rev 2 UM0882 Schematics Microcontroller USB power supply Figure 14 2900INV asa asn c ZvcoOvV IAS AGE 60 2 Oc 61 8 8 FSSA 0194 19 LldS IS OW Zvd LIdS OS IIN 9 vd clad elad ZL ods 19 Eu QL Eb Vd 4M 0 Vd VSSA 158 080 9194 LOd SSA 01009 68d v vv Gv 87 lt ZHOZNIL _ A gg 1Suln 159 X101X3 Stod Elod 981195 15 VGS M LidS w10 Svd gt vigd 9199 Sc gyd 1010 oe 26 15 001 15 dos 1 0 550 Idd _ Nassn dU 27 1190 gE ve 5 Vd e SSA 984 Zad 79 ead EN 16 ge 68 zr 15817 uiasn T xisn Xusn
5. AOL AQL m eug az AGE Sc gezis 015115 o n 27 VASS m 814 An Ly AST qd INCEE LvEZSSIWN l 0 SNO Doc ID 16881 Rev 2 14 20 Schematics UM0882 Figure 15 High brightness LEDs 74900 894 U Le 914 U Le epy Le 0 0 999 894 Le U Le Le ceu 0 Leu Le 0 15 20 Doc ID 16881 Rev 2 UM0882 Schematics LED drivers 9290011 c JopeeH 5 AST zed Zed Figure 16 211140 6 30 001 819 6LNO GND 9170 1009 915 6LNO GND 9 100 81 0 ZLNO 1 l LLLNO 230 SH SH erino 191 15 91 91415 gx 81 oas ias oas 4X34 91415 61 02 91415 en 5 Led 5 0789 9H 44001 5 5 AS 59 6 B 2 6LNO 91nO gm 2
6. deffective C 500 Nore LEDs Esot the acebcaton ck Ircomming dat 12 20 The evaluation of the error detection through the USB interface 1 Jumpers P20 P21 and P22 are closed and the jumpers P1 P2 and P3 are open the PC demonstration software will not report any LED defect after clicking Perform error detection See Figure 12 2 Moving the jumper from P21 to P2 after performing error detection will display the simulated defective green LED on the first row and second column and the simulated defective blue LED on the third row and third column 3 Exit the PC demonstration software and disconnects the board You can then start testing another board Doc ID 16881 Rev 2 ky Schematics UM0882 Schematics 6 Figure 13 Connectors buttons UART S4900I NV eouejsiq ejou ejou eouejsiq 9 eoueisiq c cab ois 90MIN 310H 310H 310H Xovogd Ox OL 5 GP ic ZHOU LHOH 0907 1 ZHOU THOU THOU 15 01 OZH ju 001 4u 001 J 919 T 119 nu 4u 001 OA OL I JBUSS JO Gd E 24 LiH 5 AGE ulasn xisn e lt xusn jeues 10 vd 1HOlH
7. to display a given color on the LEDs Pressing the right button changes the colors in this order left button in reverse order red green blue yellow red green cyan green blue magenta red blue white red green blue and black all LEDs are off The knob changes the light brightness of the LEDs Mode D error detection Mode D performs LED error detection and displays the error Error detection is performed by LED drivers every 2 seconds If a defective LED is found it is signalled by switching on the corresponding red LED D1 D2 and D3 green LED open circuit defect can be simulated by removing P20 P21 or P22 jumper D6 D9 and D12 blue LED short circuit defect can be simulated by closing P1 P2 or P3 jumper Figure 5 Simulation of LED defect by setting removing P21 to P2 jumpers Doc ID 16881 Rev 2 ky UM0882 PC demonstration firmware software 5 PC demonstration firmware software PC demonstration software supplied with the board can work together with the board firmware using USB interface The software can detect the board drive it by mouse instead of the on board buttons trigger and visualize the result of the error detection Figure 6 Software Windows application 1 Connect board to the USB first 2 Connect power supply to board A 3 Press this button Find board port e Boa found on COMA ee 90
8. 2 2 Resistor 0805 R17 VarRez Potentiometer VR5 R18 5 6 kQ Resistor 0805 ky Doc ID 16881 Rev 2 17 20 of material UM0882 Table 1 Bill of material continued Reference Comment Description Footprint R19 1 2 Resistor 0805 po nee Resistor 0805 R25 100 Resistor 0805 R30 R45 270 Resistor 0603LH iud 1000 Resistor 0805 51 Left Button Button_double 52 Button Button_double 3 Right Button Button_double S4 RESET EXIT Small button Button_DT2112C U1 STP1612PW05 STP1612PW05 QFN24 QFN24_STP1612PW05 U2 STP1612PW05 STP1612PW05 QFN24 QFN24 STP1612PWO05 U3 STMS2F103C6T6 Microcontroller STM32 TQFP48 U4 5 1510 5 1510 DFN8cool4LH U5 LD3985M33R Linear voltage stabilisator SOT23 5L U6 USB_ESD USB signal overvoltage protection SOT666IP 07 1612 05 STP1612PWO05 QFN24 QFN24 STP1612PWO05 18 20 Doc ID 16881 Rev 2 UM0882 Revision history 8 Revision history Table 2 Document revision history Date Revision Changes 12 Mar 2010 1 Initial release 08 Jul 2010 2 Updated Section 2 Board function overview Doc ID 16881 Rev 2 19 20 UMO882 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 modification
9. Automatic error detection rate ee ee 1000 ms 500 ms None E e 90 Exit the application e e Incomming GM inl x 57 ST LAB Czech Republic gt The following steps are required to run the PC demonstration software correctly 1 2 3 4 Disconnect the power supply from the board Connect the board to the computer through the USB cable Connect the board to the power supply If Windows asks for the installation of an appropriate driver use STMicroelectronics VirtualCOMPort Doc ID 16881 Rev 2 9 20 PC demonstration firmware software UM0882 10 20 Figure 7 USB host PC detection in progress DEMO BOARD ONLY FORI an pz ee T Figure 8 USB host PC detected Figure 9 USB host PC not found 5 Run SWforDimmer exe 6 board is not detected automatically click Find board on COM port on the menu as shown in Doc ID 16881 Rev 2 UM0882 PC demonstration firmware software Figure 10 Manual board connection NENNEN 151 1 Connect board to the USB first onnect board to the USB first 2 Connect power supply to board Je 3 Press this button Detect Find board on COM port E gt e a connected Board not found 90 board e 4
10. If board found press this button Pe ae e Automatic error detection rate ee ee 1000 ms 500 ms None e 2 ee 90 Exit the application If the board has been found and connected successfully the message Board found on is displayed in green as depicted on Figure 11 Figure 11 Board connected successfully 1 Connect board to the USB first e e 2 Connect power supply to board e 3 Press this button board detected the label becomes green 4 If board found press this button Perform error detection e e Automatic error detection rate 9 9 C 1000 ms 500 ms None o zi ee 90 Exit the application e Board button simulation Doc ID 16881 Rev 2 11 20 PC demonstration firmware software UM0882 To perform error detection click Perform error detection Error detection is performed correctly and does not depend on the board operating mode Figure 12 Error detection mode performed uc 1 Connect bosd to the USS fist 2 Conmoct povan supply to 3 Press the button 7 ST LAB Prague ES Indication amp of a defective ee 4 Found press thet Button that perform ator detecdon rate 1000 ms detection of
11. R USE IN MILITARY AIR CRAFT SPACE LIFE SAVING OR LIFE SUSTAINING APPLICATIONS NOR IN PRODUCTS OR SYSTEMS WHERE FAILURE OR MALFUNCTION MAY RESULT IN PERSONAL INJURY DEATH OR SEVERE PROPERTY OR ENVIRONMENTAL DAMAGE ST PRODUCTS WHICH ARE NOT SPECIFIED AS AUTOMOTIVE GRADE MAY ONLY BE USED IN AUTOMOTIVE APPLICATIONS AT USER S OWN RISK 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 whatsoever 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 2010 STMicroelectronics All rights reserved STMicroelectronics group of companies Australia Belgium Brazil Canada China Czech Republic Finland France Germany Hong Kong India Israel Italy Japan Malaysia Malta Morocco Philippines Singapore Spain Sweden Switzerland United Kingdom United States of America www st com 20 20 Doc ID 16881 Rev 2 437
12. d 10 Manual board 11 Board connected successfully 11 Error detection mode 12 Connectors buttons VART 13 Microcontroller USB power 14 High brightness 15 LED eee eee 16 Doc ID 16881 Rev 2 ky UM0882 Board function overview 2 Board function overview The STEVAL ILLO28V1 demonstration board features Three STP1612PW05 QFN24 4 x 4 mm connected to 16 RBG LEDs 16 RGB high brightness LEDs One STM32 microcontroller using internal HS oscillator An ST1S10 a high efficiency switching DC DC power supply 7 5 18 V DC power supply with undifferentiated polarity and overvoltage protection DC input current 0 7 A max standard supply connector LED current regulation The board can be controlled by 3 buttons a knob and a reset back button Test point for each main signal Microcontroller firmware update through JTAG interface Error LED and overtemperature LED for each LED driver 3 jumpers to disconnect the LEDs from the driver to test the error detection mode 3 jumpers to enable LED shortage from the driver to test the error detection
13. mode Mini USB to connect the board to a PC The board is delivered with a firmware allowing to evaluate the board features in standalone and nonstandalone mode LED diagnostic Adjustable brightness of each LED Adjustable color of each LED Animated text GUI software for LED diagnostic see Figure 6 Doc ID 16881 Rev 2 5 20 Hardware setup UM0882 3 3 1 3 2 3 3 3 4 6 20 Hardware setup The main board components are shown on Figure 2 Figure 2 Setup of the board 45V STM32 33V USB LED drivers Open jumpers POWER 7 5to 18V Short jumpers JTAG RGB LEDs RESET Buttons Knob Power supply The board is powered by a 7 5 to 18 V DC voltage The power source must be able to deliver a 0 7 A current Since the board has a built in diode bridge the polarity of the input voltage is not specified Microcontroller JTAG The board is equipped with a standard 20 pin JTAG connector allowing to debug and develop the STM32 microcontroller Microcontroller clock reset USB clock The STM32 on board microcontroller uses its internal RC oscillator to generate an 8 MHz clock that is converted to 48 MHz by a PLL The clock is also used to drive USB Since the internal RC oscillator does not allow to achieve the clock stability defined in USB specifications it is recommended not to use the internal RC oscillator in conjunction with the USB interface The USB is used only for demonstration purpose but
14. s or improvements to this document and the products and services described herein 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 assumes 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 If 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 whatsoever 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 PARTICULAR PURPOSE AND THEIR EQUIVALENTS UNDER THE LAWS OF ANY JURISDICTION OR INFRINGEMENT OF ANY PATENT COPYRIGHT OR OTHER INTELLECTUAL PROPERTY RIGHT UNLESS EXPRESSLY APPROVED IN WRITING BY AN AUTHORIZED ST REPRESENTATIVE ST PRODUCTS ARE NOT RECOMMENDED AUTHORIZED OR WARRANTED FO
15. the performance is limited due to this internal RC oscillator stability Jumpers for LED failure simulation LED defects can be simulated by using P20 P21 and P22 jumpers e Removing a jumper on P20 P21 and P22 causes D1 D2 and D3 green LED open circuit e Placing a jumper on P1 P2 and causes D6 D9 and 012 blue LED short circuit These simulated defects can be detected during the activation of the error detection mode see Section 4 The defective LED is highlighted by switching on the corresponding red LED Doc ID 16881 Rev 2 437 UM0882 Description of the demonstration firmware functions 4 Description of the demonstration firmware functions The main features of the firmware are e Brightness control for each LED Color control for each LED e Error detection to detect LED failure e Simulation Tetris game The RGB LEDs are switched on to display letter A B C or D Each letter represents a menu option or mode The firmware mode menu items e Mode interactive demonstration color Tetris e Mode wave color demonstration e Mode solid color demonstration e Mode error detection demonstration After power up the letter A is displayed blinking An action on a button or on the knob allows to select the required mode and display another letter Figure 3 The menu the letter A indicates the first item of the menu The board can be controlled b
16. y four buttons and one knob Figure 4 e Button back reset exit from current task in to the main menu Button left turn the mode menu decrementally Button center enter the choosen mode in menu Button right turn the mode menu incrementally Knob changes the color of the menu from blue to red Figure 4 The control buttons Doc ID 16881 Rev 2 7 20 Description of the demonstration firmware functions UM0882 4 1 4 2 4 3 4 4 8 20 Mode A interactive demonstration color Tetris Mode performs a simple interactive demonstration similar to Tetris game The game starts with a green brick moving from the bottom to the top of the LED area The brick position can be controlled by using the right and left buttons Once the brick reaches the top of the LED area of another already settled brick it stops and turns to blue A blue brick cannot be moved When a row is full of blue bricks it disappears and the player scores points The game ends as soon as the blue bricks reach the bottom of the LED area When the game is over the score is displayed Pressing the center button starts a new game The knob changes the light brightness of the LEDs Mode B wave color demonstration Mode B shows different color effects The effect can also be changed manually by using the center button The knob changes the speed of the effect Mode C solid color demonstration Mode allows
Download Pdf Manuals
Related Search