STM32F0DISCOVERY STM32F0 discovery kit
Contents
1. Pr 9 seen wTTC TTT UUTTTTTTPPPTPM 10 SIM32F051R8T6 11 STM32F051R8T6 block 12 TYPICAL COMIGUIAUON a u deu dock do Ede RO didi wrap de arg dC eh de dg e di nde 13 SIMS32FODISCOVERY connections image 14 ST Link connections image 15 STM32FODISCOVERY mechanical drawing 26 Mo2ZFODISCOVERY eR Dr Ud Rede 2 Gein en OE oer 27 ST LINK V2 SWD 28 MCU cn 29 Doc ID 022910 Rev 1 ky UM1525 Conventions 1 Conventions Table 1 provides the definition of some conventions used in the present document Table 1 ON OFF conventions Jumper JP1 ON Jumper fitted Jumper JP1 OFF Jumper not fitted Solder bridge SBx ON SBx connections closed by solder Solder bridge SBx OFF SBx connections left open 4 Doc ID 022910 Rev 1 5 31 Quick start 2 2 1 2 2 2 3 2 4 6 31 UM1525 Quick start The STM32FODISCOV ERY is a low cost and easy to use development kit to quickly evaluate and start a development with an STM32F0 microcontroller Before installing and using the product please accept the Evaluation Product License Agreement f2. Configuration needed 5 20 SB21 OPEN C15 C16 R24 and R25 soldered e Oscillator from external PC14 From external oscillator trough the pin 5 of P1 connector Configuration needed SB20 SB21 CLOSED R24 and R25 removed Doc ID 022910 Rev 1 17 31 Hardware and layout UM1525 4 8 Solder bridges Table 4 Solder bridge settings X2 C13 C14 R22 and R23 provide a clock PFO PF1 are disconnected SB16 17 2 from P1 X2 crystal eos PFO PF1 are connected to P1 R22 R23 and SB18 must not be fitted SB6 8 10 12 Default ON Reserved do not modify SB5 7 9 11 Reserved OFF Reserved do not modify C15 C16 R24 and R25 deliver a 32 KHz clock PC 14 PC15 are not SB20 21 connected to P1 crystal MEN SB B2 RESET ore B2 push button is not connected the NRST pin of the STM32F051HR8T6 MCU 4 O O O DW emaom 000000 NRST signal of the connector is connected to the pin of the SB19 STM32F051R8T6 MCU NRST OFF NRST signal of the CN3 connector is not connected to the NRST pin of the STM32F051R8T6 MCU OFF B2 push button is connected to the NRST pin of the STM32F051R8T6 MCU OFF OFF PC14 PC15 are only connected to P1 R24 R25 must not be fitted SB22 SWO signal of the CN3 connector is connected to PB3 T S WO OFF SWO signal is not connected SB13 OFF No incidence on STM32F103C8T6 ST LINK V2 NRST sign
3. 3 3 V TO 1 8V Vss FLASH S 64 KB CORTEX MO CPU 32 bits e be SUPPLY SUPERVISION NRST 2 lt V 1 z 5 8 OSCOUT PF1 id AHBPCLK Power APBPCLK lt gt Controller 1 65 to 3 6 V ADCCLK CECCLK QVSW USARTCLK OSC32 IN TEES HCLK XTAL 32kHz OSC32 OUT PA 15 0 SF Lm gt FCLK i PB 15 0 VC GPIOportB port B gt 4 ps cL some k lt p 4 ch l 1 gt compl channels PD2 gt GPIO port D B d BRK ETR input as AF 7 4 lt P GPIOportF lt TMER2 4 ch ETRas AF 6 groups of Anal TMERS3 K 4ch ETR as AF 4 channels REP d Touch Sensing switches Controller TIMER 14 1 channel as AF 15 2 channels APB gt Coni BRK as AF f i TIMER 16 K 1 channel EXT IT 1 compl BRK as AF WKUP wwa ww K gt Z BN 1 compl BRK as AF MOSI SD IR OUT as IE 11 251 SS WS as AF DBGMCU X 4 RX TX CTS RTS USART1 MOSI MISO as AF CK as AF SYSCFG IF PEN SDA SMBal BE as AF INPUT GP Comparator 1 INPUT OUTPUT GP Comparator 2 as AF Vopa lt gt KZZ CEC as AF m Foie lt X 12 bit ADC1 CAEN 12 bit DAC1 gt 6 lt gt DAC1_OUT as AF m Vssa AHB decoder Ei Vppa Q VppA 519315 1 4 12 31 Doc ID
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5. 022910 Rev 1 UM1525 Hardware and layout 4 2 Embedded ST LINK V2 The ST LINK V2 programming and debugging tool is integrated on the STM32FODISCOVERY The embedded ST LINK V2 can be used in 2 different ways according to the jumper states see Table 2 e Program debug the MCU on board e Program debug an MCU in an external application board using a cable connected to SWD connector CN3 The embedded ST LINK V2 supports only SWD for STM32 devices For information about debugging and programming features refer to user manual UM1075 ST LINK V2 in circuit debugger programmer for STM8 and STM32 which describes in detail all the ST LINK V2 features Figure 7 Typical configuration Hardware requirements USB cable type A to mini B computer with Windows XP Vista or 7 Development toolchain Altium TASKING VX Toolset Atollic TrueSTUDIO IAR EWARM Keil MDK ARM MS19052V2 Table 2 Jumper states Both CN2 jumpers ST LINK V2 functions enabled for on board programming default Both CN2 jumpers OFF ST LINK V2 functions enabled for application through external CN3 connector SWD supported 4 Doc ID 022910 Rev 1 13 31 Hardware and layout 4 2 1 14 31 Using ST LINK V2 to program debug the STM32 FO on board UM1525 To program the STM32 FO on board simply plug in the two jumpers CN2 as shown in Figure 8 in red but do not use the CN3 connector as that could disturb communica
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7. 7671 UM1525 747 User manual STM32FODISCOVERY STM32F0 discovery kit Introduction The STM32FODISCOVERY helps you to discover the STM32F0 Cortex MO features and to develop your applications easily It is based an STM32F051HR8T6 and includes an ST LINK V2 embedded debug tool LEDs push buttons and a prototyping board Figure 1 STM32FODISCOVERY March 2012 Doc ID 022910 Rev 1 1 31 www st com Contents UM1525 Contents 1 CONVENTIONS 34425 23 3 5X EAUX UEE ER ROSA RUE EUR CC GL UNE 5 2 QUICK Start soos swa Wa uacua Xara dA Haute E d eee NE RE eee 6 2 1 Getting started P 6 2 2 System requirements 6 2 3 Development toolchain supporting the STM32FODISCOVERY 6 2 4 Order Code 4 5 acia 6854 eRe hs 6 3 uli PT E m 7 4 Hardware and layout 8 4 1 STM32F051R8T6 microcontroller 11 4 2 Embedded ST LINK V2 13 4 2 1 Using ST LINK V2 to program debug the STM32 FO on board 14 4 2 2 Using ST LINK V2 to program debug an external STM32 application 15 4 3 Power supply and power selection 16 4 4 16 4 5 PUSMDUWONS 16 4 6 Jr NIG OPE EE eens Goede we eee toes ee NES RS 16 4 7 au bere eda t dei cde daas uer d d Edu a d dad Ned 17 4 7 1 OSG Cl
8. Ajddns ENO 1 MISO 1 MCK 3 1 TSC G5 IO2 EVENTOUT 1 MOSI 1 SD 1 SMBA 16 BKIN 3 CH2 1 SCL 1 TX 16 CH1N TSC G5 IO3 1 SDA 1 RX 17 CHIN TSC G5 104 PB4 N PB5 PB6 PB7 PB8 IR_EVENTOUT 17_CH1 EVENTOUT 2 SDA 2 C O 6 101 EVENTOUT 2 55 1 BKIN G6 102 EVENTOUT 4 22 31 Doc ID 022910 Rev 1 UM1525 4 Hardware layout pin description versus board function page 5 of 7 m 9 9 amp 2 MOSI 1 CH3N 15 CHIN 3 30 15 CH2 RTC REFIN IN10 EVENTOUT IN11 EVENTOUT IN12 IN13 14 15 3 CH1 3 CH2 UJ poo 15 TT de m m Alternate functions vi 9d43O1 9943 Ajddns PB14 O PB15 PCO PC1 PC2 PC3 PC4 PC5 PC6 PC7 PC8 C9 TAMP1 RTC TS OUT WKUP2 Doc ID 022910 Rev 1 23 31 PC13 Hardware and layout UM1525 24 31 Table 5 MCU pin versus board function page 6 of 7 14 05032 OSC32 IN 2 15 OSC32 OSC32 OUT OUT 1 OSC_ OSC OUT OUT 3 EVENTOUT Alternate functions Ajddns INO 26050 VDD 1 VDD 2 VDDA VSS 1 VSS 2 VSSA lt s Doc ID 022910 Rev 1 J UM1525 Hardware and layout Table 5 MCU pin description versus boar
9. CT 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 TWO AUTHORIZED ST REPRESENTATIVES ST PRODUCTS ARE NOT RECOMMENDED AUTHORIZED OR WARRANTED FOR 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 2012 STMicroelectronics All rights reserved STMicroelectronics group of companies Australia Belgium Brazil Ca
10. Doc ID 022910 Rev 1 Revision history UM1525 7 Revision history Table 6 Document revision history 20 2012 Initial release 30 31 Doc ID 022910 Rev 1 ky UM1525 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 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 RESPE
11. PC8 USER MS30023V 1 8 31 Doc ID 022910 Rev 1 ky UM1525 Figure layout red green LED LD2 COM 3V power supply input output CN3 SWD connector STM32F051R8T6 B1 user button green LED LD3 ST LINK V2 GND VBAT PC13 PB11 PB12 GND COM alte St fet Fe 54 R18 ae SB3 D N Lr f USER an PB10 5r 1054 Hardware layout LD1 red LED PWR 5V power supply input output CN2 ST LINK DISCOVERY selector JP2 IDD measurement SB1 VBAT SB3 B1 USER B2 reset button SB4 B2 RESET LD4 blue LED MS30024V 1 Note Pin 1 of CN2 CN3 P1 and P2 connectors are identified by a square 4 Doc ID 022910 Rev 1 9 31 Hardware and layout UM1525 Figure 4 Bottom layout SB5 SB7 5 9 SB11 RESERVED SB6 SB8 SB10 SB12 DEFAULT SB13 STM RST SB14 SB15 RX TX SB16 SB17 X2 crystal SB18 MCO SB19 NRST SB20 SB21 X3 crystal SB22 T SWO MS30025V1 10 31 Doc ID 022910 Rev 1 4 UM1525 4 1 Hardware and layout STM32F051R8T6 microcontroller This 32 bit low and medium density advanced ARM MCU has 64 KB Flash 8 KB RAM RTC timers ADC DAC comparators and comm interfaces Figure 5 STM32F051R8T6 package STM32F051R8T6 64 Kbyte of Flash memory 8 Kbytes of RAM LQFP64 10 x 10 mm MS30026V1 STM32 FO delivers 32 bit performance and STM32 DNA essentials into ap
12. al STM_RST STM32F103C8T6 ST LINK V2 NRST signal is connected to GND BOOTO signal of the STM32F051R8T6 MCU is held low through a SB2 510 Ohm pull down resistor BOOTO OFF BOOTO signal of the STM32F051R8T6 MCU be set high through 10 KOhm pull up resistor R27 to solder SB18 ON Provides the 8 MHz for OSC_IN from of STM32F103C8T6 OFF See SB16 SB17 description 1 Default SBx state is shown in bold 2 OSC IN clock comes from MCO if SB18 is ON and SB16 17 are OFF and comes from X2 if SB18 is OFF and SB16 17 are ON 4 18 31 Doc ID 022910 Rev 1 UM1525 4 9 4 Extension connectors The male headers P1 and P2 can connect the STM32FODISCOVERY to a standard Hardware and layout prototyping wrapping board STM32F051HR8T6 GPI Os are available on these connectors P1 and P2 can also be probed by an oscilloscope logical analyzer or voltmeter Table 5 MCU 25 versus board function 1 of 7 Alternate functions Board function BOOTO BOOTO NRST NRST 2 CTS INO 2 CH1 1 INM6 1 OUT TSC G1 1 2 WKUP 1 2 5 IN1 2 _ 1 TSC G1 2 EVENTOUT 2 IN2 2 15 CH1 2 INM6 2 OUT TSC G1 IO3 2 IN3 2_CH4 15 CH2 2 INP TSC G1 1 4 Doc ID 022910 Rev 1 Ajddns 19 31 Hardware and layout UM1525 20 31 Table 5 MCU D a versus board function page 2 o
13. an ammeter must be connected to measure the STM32F051R8T6 current if there is no ammeter the STM32F051H8T6 is not powered Doc ID 022910 Rev 1 ky UM1525 4 7 4 7 1 4 7 2 Hardware and layout OSC clock OSC clock supply PFO and PF1 can be used as GPIO or as HSE oscillator By default these I Os are configured as GPIO so SB16 and SB17 are closed SB18 is open and R22 R23 C13 and C14 are not populated An external HSE clock can be provided to the MCU in three ways e MCO from ST LINK From MCO of the STM32F103 This frequency cannot be changed it is fixed at 8 MHz and connected to PFO OSC of the STM32F051H8T6 Configuration needed SB16 SB18 CLOSED R22 R23 removed SB17 OPEN e Oscillator onboard From X2 crystal not provided For typical frequencies and its capacitors and resistors please refer to the STM32F051HR8T6 Datasheet Configuration needed SB16 SB17 SB18 OPEN R22 R23 C13 C14 soldered e Oscillator from external PFO From external oscillator through pin 7 of the P1 connector Configuration needed SB16 SB17 CLOSED SB18 OPEN R22 and R23 removed OSC 32 KHz clock supply PC14 and PC15 can be used as GPIO or as LSE oscillator By default these I Os configured as GPIO so SB20 amp SB21 are closed and X3 R24 R25 are not populated An external LSE clock can be provided to the MCU in two ways e Oscillator onboard From crystal not provided
14. d function page 7 of 7 Alternate functions lavo Ajddns aN9 Doc ID 022910 Rev 1 25 31 4 Mechanical drawing 5 26 31 Mechanical drawing Figure 10 STM32FODISCOVERY mechanical drawing GND VBAT PC13 PC14 PC15 PFO PF1 GND NRST PCO PC1 PC2 PC3 PAO 1 2 4 5 4 5 PA6 PA7 PC4 PC5 PBO PB1 PB2 PB10 PB11 PB12 GND O g 90 CO 62mm SEME mi WwwW st com Sstm 52fOdiscovery NMM 2 SH R26 R27 ia B2 US SBS Da N p NN USER ROEE M R33 NN Am A y 1054 38 10mm 62mm Doc ID 022910 Rev 1 UM1525 81 28mm 4 Electrical schematics UM1525 Electrical schematics 6 STM32FODISCOVERY Figure 11 Y I 19905 102 06824 08 HEOLEALOQUINN A amp 3AOOSIGO0JCEMWLIS 297 S21IUOJ 29 90J9 N LS JopeoH 1 27 JopeoH EN vus a 0 TEE 6C M sc 90d Tidd us Lod 0 id 80d ordd EM 6 ie 60d wad i E e 8Vd 94 ve gr un 08d a 0IVd Sod e 77
15. e used as input power supplies e g when the USB connector is connected to the PC In this case the STM32FODISCOVERY board must be powered by a power supply unit or by auxiliary equipment complying with standard EN 60950 1 2006 1 1 2009 and must be Safety Extra Low Voltage SELV with limited power capability LEDs e LD1 PWR Red LED indicates that the board is powered e LD2 COM Tricolor LED COM advises on the communication status as follows Slow blinking Red LED Off At power on before USB initialisation Fast blinking Red LED Off After the first correct communication between PC and STLINK V2 enumeration Red LED On When initialisation between PC and ST LINK V2 is successfully finished Green LED On After successful target communication initialisation Blinking Red Green LED During communication with target Red LED On Communication finished and OK Orange LED On Communication failure e User LD3 Green user LED connected to the I O PC9 of the STM32F051R8T6 e User LD4 Blue user LED connected to the I O of the STM32F051R8T6 Push buttons e B1 USER User push button connected to the I O PAO of the STM32F051R8T6 e B2 RESET Push button used to RESET the STM32F051R8T6 JP2 Idd Jumper JP2 labeled Idd allows the consumption of STM32F051R8T6 to be measured by removing the jumper and connecting an ammeter e Jumper STM32F051R8T6 is powered default e Jumper off
16. f 7 Alternate functions 1 NSS 1 WS 2 CK IN4 14 CH1 DAC1 OUT 1_INM4 2 INM4 TSC_G2_101 1 SCK 1 CK CEC IN5 2 CH1 ETR gt DAC2 OUT 1 INMS 2 NMS TSC G2 102 1 MISO 1 ING 3 CHI 1 BKIN 16 1 OUT TSC G2 103 EVENTOUT vi 9d43O1 q31 9SO 9943 Ajddns ENO O NO NO 2 NO 3 NO 1 MOSI 1 SD IN7 3 CH2 14 CH1 1 2 4 17 CH1 2 OUT TSC G2 104 EVENTOUT 1 CK 1 CH1 EVENTOUT EP MCO 1 TX 1 CH2 4 15 TSC GA 1 Doc ID 022910 Rev 1 24 NO lt UM1525 Hardware and layout Table 5 MCU pin description versus board function page 3 of 7 Alternate functions 1 RX 1 CH3 PA10 17 BKIN 4 3 TSC G4 2 1 CTS 1 11 1 OUT 4 TSC GA EVENTOUT 1 RTS 1 ETR PA12 2 OUT 4 TSC 64 4 EVENTOUT vi 9d43O1 9943 Ajddns ENO I EM NO NO NO O N NO 2 OUT 2 TX 4 49 1 NSS 1 WS 2 RX PAIS lo CH1_ETR EVENTOUT IN8 3_CH3 1 CH2N 27 5 G3 102 EVENTOUT INQ 3 14 28 1 CH3N TSC G3 103 1 SCK 1 2 CH2 2 TSC G5 101 5 EVENTOUT 4 Doc ID 022910 Rev 1 21 31 Hardware and layout UM1525 Table 5 MCU pin description versus board function page 4 of 7 Alternate functions
17. ffers the following features STM32F051R8T6 microcontroller featuring 64 KB Flash 8 KB RAM in an LQFP64 package On board ST LINK V2 with selection mode switch to use the kit as a standalone ST LINK V2 with SWD connector for programming and debugging Board power supply through USB bus or from an external 5 V supply voltage External application power supply 3 V and 5 V Four LEDs LD1 red for 3 3 V power on LD2 red green for USB communication 103 green for PC9 output 104 blue for PC8 output Two push buttons user and reset Extension header for LQFP64 I Os for quick connection to prototyping board and easy probing An additional board is provided with the kit which can be connected to the extension connector for even easier prototyping and probing A large number of free ready to run application firmware examples are available on WwWw sSt com stmS32fOdiscovery to support quick evaluation and development Doc ID 022910 Rev 1 7 31 Hardware and layout UM1525 4 Hardware and layout The STM32FODISCOV ERY is designed around the STM32F051R8T6 microcontroller in a 64 pin LQFP package Figure 2 illustrates the connections between the STM32F051HR8T6 and its peripherals ST LINK V2 push button LEDs and connectors Figure 3 and Figure 4 help you to locate these features on the STM32FODISCOVERY Figure 2 Hardware block diagram Embedded ST LINK V2 STM32F051R8T6 LED B2 LD3 PC9 RST LED B1 LD4
18. nada 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 ky Doc ID 022910 Rev 1 31 31
19. ock SUDDIV PS 17 4 7 2 OSC 32 KHz clock supply 17 4 8 Solder bridges 18 4 9 Extension connectors 19 5 Mechanical drawing 26 6 Electrical schematics 27 7 REVISION lilSlOF V a e te 30 2 31 Doc ID 022910 Rev 1 ky UM1525 List of tables List of tables Table 1 ON OFF CONVEMIONS roscata tiaia 22 9 cp 165 abo d adosados dhe bad 5 Table 2 RR TREETSTITTTTTTROOE TOTO TIT T eee ee TT ees 13 Table 3 Debug connector CN3 SWD 15 Table 4 Solder bridge 05 18 Table 5 MCU pin description versus board function 19 Table 6 Document revision history 30 ky Doc ID 022910 Rev 1 3 31 List of figures UM1525 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 4 31 STIMS2FODISOOVEH Y 222 6 24 9 929338 S eda eue nS SAPE stances 1 Hardware block diagram deg dem pede RE Read eR HER EQ e 8 TOP YOU
20. plications typically addressed by 8 or 16 bit microcontrollers It benefits from the combination of real time performance low power operation advanced architecture and peripherals associated to the STM32 ecosystem which has made the STM32 a reference in the market Now all this is accessible for cost sensitive applications The STM32 FO offers unparalleled flexibility and scalability for home entertainment products appliances and industrial equipment This device provides the following benefits e Superior code execution for better performance and excellent code efficiency for reduced embedded memory usage e High performance connectivity and advanced analog peripherals to support a wide range of applications e Flexible clock options and low power modes with fast wake up for low power consumption It has the following key features e operating conditions ARMQ Cortex M MO 0 9 DMIPS MHz up to 48 MHz 1 8 2 0 to 3 6 V supply range e High performance connectivity 6Mbit s USART 18 Mbit s SPI with 4 to 16 bit data frame 1Mbit s fast mode plus HDMI Enhanced control 1 16 bit 3 phase PWM motor control timer 5x 16 bit PWM timers 1 16 bit basic timer 1x 32 bit PWM timer 12 MHz 1 0 toggling Doc ID 022910 Rev 1 11 31 Hardware and layout UM1525 Figure 6 STM32F051R8T6 block diagram SWCLK Serial Wire V POWER DD18 SWDAT qu Debug SIEHE Vpp 22 to 3 6V as AF
21. rom www st com stm32fOdiscovery For more information on the STM32FODISCOVERY and for demonstration software visit www st com stmS32fOdiscovery Getting started Follow the sequence below to configure the STM32FODISCOVERY board and launch the DISCOVER application 1 Check jumper position on the board JP2 on CN2 on DISCOVERY selected 2 Connect the STM32FODISCOVERY board to a PC with a USB cable type A to mini B through USB connector CN1 to power the board Red LED LD1 PWR and LD2 COM light up and green LED LD3 blinks 3 Press user button B1 bottom left corner of the board 4 Observe how the green LED LD3 blinking changes according to USER button B1 clicks 5 Each click on USER button B1 is confirmed by the blue LED LD4 6 To study or modify the DISCOVER project related to this demo visit www st com stmS32fOdiscovery and follow the tutorial 7 Discover the STM32F0 features download and execute programs proposed in the list of projects 8 Develop your own application using available examples System requirements e Windows PC XP Vista 7 e USBtype A to Mini B USB cable Development toolchain supporting the STM32FODISCOVERY e Altium TASKING VX Toolset e Altollic IrueSTUDIO e EWARM e MDK ARM Order code To order the STM32FO discovery kit use the order code STM32FODISCOVERY Doc ID 022910 Rev 1 ky UM1525 3 Features Features The STM32FODISCOV ERY kit o
22. tion with the STM32F051R8T6 of the STM32FODISCOVERY Figure8 STM32FODISCOVERY connections image CN3 SWD connector E 1 an n G 55 DISCOVERY CN2 jumpers ON ISTE MB10O 54B Doc ID 022910 Rev 1 4 UM1525 4 2 2 Note 4 Hardware layout Using ST LINK V2 to program debug an external STM32 application It is very easy to use the ST LINK V2 to program the STM32 on an external application Simply remove the 2 jumpers from CN2 as shown in Figure 9 and connect your application to the CN3 debug connector according to Table 3 SB19 and SB22 must be OFF if you use pin 5 in your external application Table 3 Debug connector CN3 SWD 1 a VOD TARGET VDD from application SWCLK SWD clock 08 Figure9 ST Link connections image CN3 SWD connector zl 2 CN2 jumpers OFF DISCOVERY Doc ID 022910 Rev 1 15 31 Hardware and layout UM1525 4 3 4 4 4 5 4 6 16 31 Power supply and power selection The power supply is provided either by the host PC through the USB cable or by an external 5V power supply The D1 and D2 diodes protect the 5V and pins from external power supplies e 5V and can be used as output power supplies when another application board is connected to pins P1 and P2 In this case the 5V and 3V pins deliver a 5V or 3V power supply and power consumption must be lower than 100 mA e 5 also b
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