STM32-Primer2 User Manual
Contents
1. ld hex to flash OK Registering application in FAT OK Erase E Eappname circle mgr exe EMaze remove only Maze circle mgr exe E remove ALL apps Wait W When a command list is launched through a batch file the W command allows you to pause the execution and to check the intermediate results Start Start CPU execution Caution Any hex file can be programmed to the FLASH memory of your STM32 Primer2 using the cortex_pgm exe utility However doing this will destroy your CircleOS firmware and you will have to 18 STM32 Primer2 User Manual 4 Managing your CircleOS applications reinstall it if you wish to use it later refer to chapter4 7 Restoring the factory configuration for details 4 5 Selecting the current application One application is considered to be the current application The ID of the current application is saved in the backup memory From the main menu you can launch it directly To change the current application select the Application command from the main menu Then select the application you wish to specify it as the current application and push the button The new current application name will now appear in the main menu 4 6 Downloading new applications You will find on the http www stm32circle com projects Circle web site a database where the members can share their applications with the stm32circle community An app2. as an alternate function ADC12_IN14 12 CX_ADC2 PC 5 Can be used either as a standard GPIO or considered as an alternate function ADC12_IN15 13 CX_ADC_TIM PB 0 Can be used either as a standard GPIO or considered as an alternate function ADC12_1N8 TIM3_CH3 TIM1_CH2N if remapped 14 CX_USART_CTS PA O PAO WKUP ADC INOCan be used either as a standard GPIO or considered as an alternate function WKUP USART2_CTS ADC12_INO TIM2_CH1_ETR 15 CX_USART_RTS PA 1 Can be used either as a standard GPIO or considered as an alternate function USART2_RTS ADC12_IN1 TIM2_CH2 16 CX_USART_TX PA 2 Can be used either as a standard GPIO or considered as an alternate function USART2_TX ADC12_IN2 TIM2_CH3 17 CX_USART_CK PA 4 Can be used either as a standard GPIO or considered as an alternate function SPI1_NSS USART2_CK ADC12_IN4 2 The STM32 Primer2 hardware STM32 Primer2 User Manual 18 CX_USART_RX PA 3 Can be used either as a standard GPIO or considered as an alternate function USART2_RX ADC12_IN3 TIM2_CH4 19 VCC_EXT Could be used to reload the battery input voltage in the 4 5 5V range 20 GND GND Ground Notes In case you need CAN connectivity you will need to solder a CAN transceiver model MAX3051ESA from Maxim Its footprint is identified on the p
3. IP 12bi pac ES DAC OUT ss AF VDDA Veer 8ADC123_INs common to the 3 ADOS T 126 ADC 8 ADC12_JNs common to ADC amp ADC SI 42 bit ADC2 5 ADC3_INs on ADCS 12 bit anos hir Ez REF VDDA FA Illustration 4 1 STM32 peripherals 17 4 Managing your CircleOS applications STM32 Primer2 User Manual 4 4 Managing applications on your STM32 Primer2 The applications can be managed by the circle_mgr exe utility You will find it in the RIDE7_INSTALL_DIRMBin directory This utility dedicated to the STM32 Primer2 allows 4 Listing of the currently loaded CircleOS applications 5 Adding of new CircleOS applications gt Removing of CircleOS applications gt Checking how much FLASH memory is available Refer to the http www stm32circle com web site for more information about this utility The following commands are available with the circle_mgr exe utility Command Syntax Description List List the loaded applications The following information will be output circle mgr exe L Reading FAT table App0 Name Maze Addr 0x08006000 Size 8KB Appl Name Breakout Addr 0x08008000 Size 4KB Largest free block 92KB Add Afilename Add a new application object file circle mgr exe Ac tmp level o Linking file C tmp level o Link of C tmp level o succeeded Hex file generated Blank checking the FLASH area OK Programming file tmp
4. any form or by any means electronic or mechanical including photocopying recording or information storage and retrieval systems for any purpose other than the purchaser s personal use without prior written permission Every effort has been made to ensure the accuracy of this manual and to give appropriate credit to persons companies and trademarks referenced herein This manual exists both in paper and electronic form pdf Please check the printed version against the pdf installed on the computer in the Ride installation directory for the most up to date version The examples of code used in this document are for illustration purposes only and accuracy is not guaranteed Please check the code before use Copyright Raisonance 1987 2009 All rights reserved 25
5. ard slot and an hardware audio codec with microphone speaker headphones interface provide fun and easy control of the included demonstration firmware that includes graphical user interface and games based on the resources of the STM32 microcontroller Illustration 1 1 STM32 Primer2 presentation The included firmware CircleOS task scheduler system services and demonstration applications implements low level functions driving the various STM32 peripherals In addition it includes features for dynamic loading and management of new applications All firmware demos C sources and projects and more future applications are available for free download at the STM32 Primer2 dedicated site http www stm32circle com The STM32 Primer2 and Ride7 software toolset provide everything needed for programming the STM32 and debugging applications including 1 USB host connection for in circuit programming and debugging 2 Ride7 integrated development environment for code editing device programming and application debugging debug up to 32K of code with included version For information about upgrade to an unlimited version of Ride visit http www stm32circle com resources 3 GNU C C compiler unlimited compiling STM32 Primer2 User Manual 2 The STM32 Primer2 hardware 2 The STM32 Primer2 hardware 2 1 List of Contents You will find when opening the box 1 The STM32 Primer2 in its plastic case 2 A USB cable for host PC connectio
6. cation data 60KB 0x80000000 0x20000000 16 STM32 Primer2 User Manual 4 Managing your CircleOS applications 4 3 1 Resources used by CircleOS The following figure from the ST datasheet shows the peripherals used by CircleOS TRACECLK TRACED O 3 hy rem AS raras fe JTDI ves JTCK SWCLK JTMS SWDIO Cortex M3 CPU JTDO ES as AF F ma 48 72 MHz Sup is VDDA NvIG SSA GP OMAT os Fic a0 Fr Vpn AA D 1s 0 rar tat osc Y NOE oP OH 2 E ee o Eel op Pros NWE 5 channels N Reset amp PCLK4 ol NE 4 4 3 E NBL 1 0 n metece 4 4 IBaT 1 8V 1038 V NWAIT lt a E SVBar NL or NADY 0SC32_IN ape coi ALS 0SC32_OUT z ATC Badup TAMPER RTC D 7 0f pe j Aw e9 ALARM SECOND OUT Myr Backup interface CK as AF Jy TIM2 4 channels ETR as AF 124 gt l oS TIM3 4 channels ETR as AF Paso oo gt mm 4 channels ETR as AF Pejis 0 lt gt 5 TIME 4 channels as AF PC 1S 0 lt p gt gt K usarte K gt FX TX CTS RTS N Ponsa lt gt gt cue ko BOR a rA CK as AF Petsa lt T gt gt PK TKenaF PF A5 0 lt gt UARTS RX TX asAF 15 0 lt gt pe 4 PRE ay i pes Spi2 1282 ST SICK MOK NSSWS as AF BKIN Ss Y a Mi 283 SOKK MEK NSSIWS as AF compl channels SCL SDA SMBAL as AF compl channel SDA es BKIN as AF MOSI MISO k 12C2 K gt SCL SDA SMBAL as AF as gt Fs ck as AF USBDP CANTX TSE ao FS L USBDMICANAX device DAC_OUT1 as AF
7. d at a fixed rate Level CPU freq Systick Freq Timer2 Freq 1 18MHz 0 75 kHz 136 5 Hz 2 24MHz 1 kHz 182 Hz 3 36MHz 1 5 kHz 273 Hz 4 48MHz 2 kHz 364 Hz 5 72MHz 3 kHz 546 Hz The priority level of the timer2 is HIGHER than the SYSTICK priority It is mandatory to keep this IRQ at the highest level in order to guarantee proper I2C communication behavior Indeed the I2C functions called from the Timer2 interrupt handler could loop for ever if they are themselves interrupted Note that the frequency of the Timer2 overflow has been set to read a maximum number of measurements from the MEMS However this high rate is often useless and you could easily change this frequency to save CPU time or to get some more stable data from the MEMS 15 4 Managing your CircleOS applications STM32 Primer2 User Manual 4 3 CircleOS Memory map The CircleOS firmware requires 64 KB of FLASH and 4 KB of RAM including the stack usage for the applications The remaining 448 KB 512 64 are available for applications which can be added or removed at will using a programming tool see below Flash memory can be programmed in 1KB blocks only The following shows an example of memory mapping FLASH 512KB 0x80080000 Application k 24KB Application 3 8KB 0x80042000 RAM 64KB Application 2 4KB 0x80041000 0x20010000 0x80008000 0x2000F000 0x80007FFF Stack l Free debug 0x80006000 32KB 0x80005FFF Appli
8. e STM32 Primer2 When the battery is fully charged the STM32 Primer2 can be used for about 6 hours The duration of the batteries depends on the Primer2 activity For instance it can be extended or reduced by changing the setting of the backlight intensity see the menu Settings and the CPU frequency 2 The STM32 Primer2 hardware 2 8 The extension connector STM32 Primer2 User Manual The STM32 Primer2 has a 20 pin HE14 female right angle extension connector that you can access when removing the orange part of the case The mechanical description of the extension board is available in the resources section of the www stm32circle com web site The extension connector exports the following STM32 pins Pin Name STM32 Description 1 VCC2V8 Vcc Connected to the output of the U9 regulator 2 8V This source could provide approximatively 100mA to the extension board GND GND Ground CX_I2CSCL PB 6 Can be used either as a standard GPIO or considered as an alternate function 12C1_SCL TIM4_CH1 USART1_TX if remapped CX_I2CSDA PB 7 Can be used either as a standard GPIO or considered as an alternate function 12C1_SDA TIM4_CH2 USART1_RX if remapped AUDIO_SPI_MISO PB 14 Can be used either as a standard GPIO or considered as an alternate function SPI2_MISO USART3_RTS TIM1_CH2N Note that SPI2 is also connected to the audio device
9. earch for the Application Name variable in the file Change the Application_Name value from My App to HELLO In the Application_Handler function create a new string as follows const char msg Hello World Use the DRAW_DisplayString CircleOS service to display the msg string variable you just created on the STM32 Primer2 display DRAW DisplayString 5 20 msg sizeof msg X Y string length Connect your STM32 Primer2 to your PC using the USB cable be sure to use the debug USB port of your STM32 Primer2 From Ride go to Debug Start which will program your application to your STM32 Primer2 This may take about 15 seconds Go to Debug Run On your STM32 Primer2 select your application name on the main menu Your application is now on your STM32 Primer2 For further information about CircleOS application programming and available OS services please visit http www stm32circle com 21 5 Developing CircleOS applications STM32 Primer2 User Manual 5 2 Libraries Some common services are offered to ease your development of CircleOS applications 1 The STM32 libraries written by ST provide access to the embedded peripherals such as timers ADC communication interfaces thermometer etc of the STM32 microcontroller 2 The low level CircleOS functions that provide an easy access to the STM32 Primer2 s on board peripherals 3D accelerometer LCD monitor b
10. ed with an STM32F103VET6 one of the new ST Cortex based 32 bit microcontrollers The main characteristics of this device are e ARM 32 bit Cortex M3 CPU 72 MHz 90 DMips with 1 25 DMips MHz e 512KB of Flash program memory 64KB SRAM e Embedded oscillators for high speed crystal RTC e SWD debug interface e Fast input output up to 80 I Os ADC DAC e Embedded communication peripherals USB 2 0 CAN USART SPI I2C LIN IrDA e Multiple timers watchdog PWM Systick timer 2 6 3D MEMS accelerometer The STM32 Primer2 is equipped with a MEMS inertial sensor LIS3LVO2DL from STMicroelectronics This device is used by the STM32 Primer2 as a human interface device to select commands in coordination with a graphic pointer When you start the STM32 Primer2 for the first time you will see a small ball moving according to the orientation of the STM32 Primer2 circuit The information about the 3D position is provided by the MEMS You will find complete documentation of the 3D accelerometer on the companion CD ROM Examples are provided that allow evaluation of various functions of the MEMS usage 2 7 Power supply The STM32 Primer2 features a 400mAh Li lon rechargeable battery equipped with a voltage regulator along with a battery charger When one of the USB connectors is linked to a PC host voltage supplied by the PC is used to recharge the battery When no USB host is connected the battery is used to supply the power for th
11. for recording audio data from the microphone This feature must be disabled when SPI2 is used with the extension board AUDIO_1252_SD PB 15 Can be used either as a standard GPIO or considered as an alternate function SPI2_MOSI TIM1_CH3N Note that SPI2 is also connected to the audio device for recording audio data from the microphone This feature must be disabled when SPI2 is used with the extension board STM32 Primer2 User Manual 2 The STM32 Primer2 hardware AUDIO_1252_SCK PB 13 Can be used either as a standard GPIO or considered as an alternate function SPI2_SCK USART3_CTS TIM1_CH1N Note that SPI2 is also connected to the audio device for recording audio data from the microphone This feature must be disabled when SPI2 is used with the extension board AUDIO_I1252_WS PB 12 Can be used either as a standard GPIO or considered as an alternate function SPI2_MOSI TIM1_CH3N 6 Note that SPI2 is also connected to the audio device for recording audio data from the microphone This feature must be disabled when SPI2 is used with the extension board CX_CANH CX_CANL Connected to the CAN transceiver When the CAN transceiver is not soldered these pins could be easily connected to PD 2 PD 3 on the STM32 by shortcutting the signals on the footprint of the CAN transceiver 11 CX_ADC1 PC 4 Can be used either as a standard GPIO or considered
12. icture below SPI2 is used for recording purposes on your Primer Recording facilities must not be enabled in CircleOS if you need to use SPI2 through the extension connector The following picture shows the part of the printed circuit that contains the extension connector in order to help you identify the connector pinout pins 1 and 2 of the extension connector have been identified on the picture Also the footprint for the unsoldered CAN transceiver is shown on the picture Illustration 2 1 Extension connector footprint 10 STM32 Primer2 User Manual 2 The STM32 Primer2 hardware 2 9 Application specific daughter boards The STM32 Primer2 has been designed in order to be extended through application specific daughter boards Such daughter boards connect to the extension connector You can design your own daughter board in case your application requires it The following picture shows the mechanical constraints that you should respect so that your daughter board fits inside the STM32 Primer2 case Illustration 2 2 Daughter board mechanical specifications 2 10 For further information This document describes the STM32 Primer2 basic use and its hardware and firmware features Further information about tools intended for use with the Primer2 may be found in LIS3LV02DL MEMS Inertial Sensor Data Sheet available from http www st com STM32F103 Performance AC Line available from htt
13. ing system source files are available from http www stm32circle com after free registration It provides services that will help you develop your STM32 Primer2 applications including Application management LCD graphic functions MEMS functions LED Buzzer and Push Button functions Menu functions Scheduler task E Ma iaa CircleOS can load several independent applications Each application is run by CircleOS when selected has the full availability of the CPU and can use all the RAM that is not being used by CircleOS i e 16KB in the memory address range from 2000000h to 20003FFFh It will be scheduled by the CircleOS with full privileges on the device until it explicitly quits 4 2 The CircleOS Scheduler CircleOS acts in several stages An initialization stage which occurs upon device reset a periodic systick interrupt and the scheduling of applications 4 2 1 Initialization stage During the initialization stage the hardware Reset Exception configuration is performed and the periodic system timer systick is installed itializatfi RCC_Configuration Initialization Ea MEMS _Init The systick period depends on the RCC etC settings it can be modified through the menu Config CPU Speed to the following predefined values Level CPU freq Systick Freq 1 18MHz 0 75 KHz 2 2AMHZ 1 KHz Systick Interrupt 3 36MHz 1 5KHz BUTTON_Handle
14. ing your STM32 PriMerZ2 ooooconnonccccnnccononnncncccnnnnnnconncnnnnnnncnn nr naar rn carr rra rr r nn rana ran 21 STM32 Primer2 User Manual 4 8 1 Hardware sai ido aa aara Eai 21 48 2 SoftWare Testa A A Sa t aat eG 21 5 Developing CircleOS APplica ION a AAA 5 1 Developing your first CircleOS application cccccccccceceeeeeeeeeeeeeeeeeeeeeeeeeeeeecceeeeeeeesaaaeeeeeeeeeaaes 22 A O EAS 23 9 3 Debugging vour applicalON eana A a 23 5 4 Sharing your application with the Circle COMMUNIY oooonnoccccnnnnnnncccccnnnnnncnanccnnnnnnnn non 23 6 Recycling 1 Presentation STM32 Primer2 User Manual 1 Presentation The STM32 Primer2 is an innovative low cost evaluation and development package that is designed to provide a fun and easy introduction to the features of the STM32 with ARM Cortex M3 core Based on the previous STM32 Primer released in 2007 Raisonance developed the STM32 Primer2 thanks to an innovative design and a very active user community With more user interface options longer lasting Li lon power supply more hardware peripherals and an STM32F103V with more memory 512 KB of Flash ROM 64 KB of RAM than before the Primer2 is the complete low risk environment for starting your application The STM32 Primer2 s ergonomic design with MEMS based controls navigate by tilting the tool left right backward or forward touch screen backlit LCD display a joystick 4 menu push buttons CAN and IrDA a MicroSD memory c
15. ities Raisonance is actively defining take back and recycling programs for EU customers as part of the implementation of the European WEEE directive This symbol is a reminder not to dispose of your electronic equipment in standard trash receptacles For more information about disposal and recycling of electronic goods please refer to http www raisonance com support weee php 23 6 Recycling STM32 Primer2 User Manual History Date Description 14 11 08 Initial version 17 11 08 Corrected the memory mapping with the inclusion of the non debuggable CircleOS part 05 01 09 Corrected the images and the document title 13 01 09 Fixed the memory map Added the Timer2 handler description Added description of the extension connector and daughter board specifications 16 01 09 Some formatting updates 19 03 09 Added description of the extension connector Corrected RAM size 24 STM32 Primer2 User Manual 6 Recycling Disclaimer Disclaimer Information in this document is subject to change without notice and does not represent a commitment on the part of the manufacturer The software described in this document is provided under license and may only be used or copied in accordance with the terms of the agreement It is illegal to copy the software onto any medium except as specifically allowed in the license or nondisclosure agreement No part of this manual may be reproduced or transmitted in
16. led in RIDE7_INSTALL_DIR Jbin directory This must be done with the following command cortex_pgm S To reload the initial program use the following command cortex pgm TSTM32F103VET6 PPrimer2 circle hex S where Primer2 circle hex is the full application which is available on the web site 20 STM32 Primer2 User Manual 5 Developing CircleOS applications 5 Developing CircleOS applications The full source files of CircleOS are available on the http www stm32circle com web site Once registered you will be able to download them along with many resources for developing your application The games originally delivered with the STM32 Primer2 show working application examples 5 1 Developing your first CircleOS application Creation of a CircleOS application is done automatically in Ride7 12 13 14 15 16 Navigate to Project New project Leave the Type selection list to New application In the Processor selection list select the STM32_Primer2_CircleOS device from the ARM family Select an application name such as My CircleOS application Define the location where your new project will be created Click the Finish button Your new project will be created with an application containing a CircleOS application skeleton as well as the Circle elf and FAT elf files necessary to connect your application to CircleOS Open the Application c file S
17. lication can include both the source files and the object files or the object files An application is generally made of one object file but may occasionally have several of them The linking of the application in such a case can be done either using the circle_mgr exe software available in the RIDE7_INSTALL_DIR bin directory or within the Ride7 environment When an application is split into several object files these object files must be placed in a library in order to pass a unique filename as an argument to circle_mgr exe 4 7 Restoring the factory configuration If you have been experimenting with CircleOS applications and have modified your STM32 Primer2 configuration you may want to restore the initial factory configuration In order to do this please follow these steps 1 Connect your STM32 Primer2 s debug USB port to your PC 2 Power up your STM32 Primer2 by pressing its button 3 Open a command prompt from Windows Navigate to Start Programs Accessories Command prompt 4 Change the current directory to the Ride7 installation directory This can be done with the following command adapt it to your actual configuration if you did not install Ride7 in its default location cd C program files Raisonance Ride 5 Now change the current directory to the STM32 specific library directory This can be done with the following command cd 1lib ARM CircleoOs 6 Erase your STM32 Primer2 reprogram it with i
18. n that can be used to program and debug the STM32 microcontroller Alternatively this cable can be used to communicate with the STM32 Primer2 if you program a USB client application 3 A CD ROM containing Ride7 along with its RKit ARM and all the STM32 Primer2 documentation 2 2 Description Here is a brief overview of the main components of the STM32 Primer2 MicroSD slot Joystick USB debug connector 3D MEMS sensor 4 menu buttons Headphones Loudspeake jack udsp r USB STM32 connector Microphone STM32F103V 512 KB ROM Touchscreen Li Ion battery IrDA transceiver 2 The STM32 Primer2 hardware STM32 Primer2 User Manual The STM32 Primer2 provides the following devices e A touch screen LCD color display 24 bits color 128x160 pixels e 2 USB connectors 1 One marked Debug to connect to a PC running Ride for application development 2 One marked STM32 that allows the embedded application to communicate with an external USB host e One 4 directions joystick with push button e 4 menu buttons e An on board microphone and a loudspeaker providing sound recording and playback capabilities e an headphones connector e One accelerometer MEMS that captures the 3D position information related to the STM32 Primer2 and which is used to navigate through the menus and to move the pointer e One IrDA transmitter that allows communication between two STM32 Primer2 e One extra c
19. onnector is linked to some unused I O pins of the STM32 in order to add extra peripherals 2 3 Opening the STM32 Primer2 case Opening the plastic case of the STM32 Primer2 is easy no screw no clip Just separate the two halves of the case and separate the orange part from the rest Note that the board is screwed onto the transparent plastic half of the case This should not be removed as the display connector flex is very sensitive and may suffer from manipulation when detached from the case Warning In order to avoid harming your STM32 Primer2 the board should not be unscrewed from the transparent plastic case 2 4 Inserting and removing a MicroSD card The STM32 Primer2 is equipped with a MicroSD Micro Secure Digital card slot which can be used for storing data In order to insert a MicroSD card not provided into the slot you just have to open your STM32 Primer2 case After the 2 plastic parts are separated away the MicroSD card slot is available on the board close to the battery Insert your MicroSD card into the slot card contacts on the bottom then gently slide it Be careful not to harm your MicroSD card nor your Primer2 Note To remove the MicroSD card do nat pull it away from the slot but push it deep into the slot A spring mechanism will automatically extract it STM32 Primer2 User Manual 2 The STM32 Primer2 hardware 2 5 STM32 microcontroller features The STM32 Primer2 is equipp
20. ort on a PC to charge its battery Only the Red LED L4 will be lit if the battery is charging The Green LED L1 is lit when fully charged After charging the battery press the push button to activate the Primer2 STM32 Primer2 User Manual Illustration 3 1 Battery connector After the opening screen is displayed press the push button to call the main menu Tilt the Primer2 backward forward or use the joystick to navigate in the menu use the push button to select a menu command Initial menu items include Config LCD display and time Maze from www stm32circle com Applic in the main menu About Shutdown Configure parameters for the Primer2 including the pointer backlight for the This is an addictive game provided as an example Full source is available Select an application to run The application that you choose will then appear Display information about the CircleOS version and available memory Turn off the Primer2 To restart the Primer2 simply press the push button Note When you receive the Primer2 the MEMS based controls are calibrated to a zero position that matches a 30 angle from the horizontal corresponds to the position of a book when reading To practice controlling the Primer2 move the blue dot around the main screen It takes a little practice Preinstalled applications The Primer2 includes preinstalled applications e Maze A game where the player navigates inside a labyrin
21. p www st com STM32F10x Flash programming manual available from http www st com STM32F10x advanced ARM based 32 bit MCU reference manual available from http www st com STM32F10x Datasheet available from http www st com The Cortex M3 Technical Reference Manual document describes the Cortex M3 Core and is available directly from http www arm com ST7732 Datasheet This document describes the 262K colors single chip TFT controller driver and is available from http www sitronix com tw The LCM TGG000177YP02 01_SPEC pdf document describes the characteristics for the 128x160 display of the STM32 Primer2 The full GNU Compiler Collection GCC manuals are available from the Ride7 environment Please visit the Circle community web site at http www stm32circle com for more resources 11 3 Getting started 3 Getting started 3 1 Connect battery charge and power up Your STM32 Primer is initially shipped with the battery disconnected in order to prevent discharging and potentially harming the battery You need to connect the battery before operating your Primer2 3 2 Play Open the STM32 Primer2 s case by pulling the top and bottom halves of the case apart There are no catches or releases that hold the case together Fit the jumper so that it straddles the two pins to connect the power supply Close the case Connect the Primer2 to the USB p
22. r 4 48MHz 2KHz Periodi BUZZER Handler MENU_Handler 5 72MHz 3KHz LCD_Handler Actions too The CPU_freq SysTick 24000 ratio is applied for all these values 14 STM32 Primer2 User Manual 4 Managing your CircleOS applications 4 2 2 Periodic systick interrupt The periodic systick makes a call to the CircleOS systick interrupt handler This interrupt handler will perform a short processing on each of the STM32 Primer2 components LEDs button buzzer LCD Note that the MEMS handler is called from the Timer2 interrupt which has a priority higher than the Systick interrupt This ensures a fixed and precise measurement rate 12S transfers towards the audio Codec chip are handled through the 12S interrupt 4 2 3 Application scheduler CircleOS is the base application of your STM32 Primer2 It will handle the menu selections and react to user actions Once an application is run usually through a menu selection CircleOS will first call an initialization routine for the application then will repeatedly call the application handler at the Systick frequency until it returns a MENU_LEAVE value You will find more details about programming CircleOS applications in Chapter 5 Developing CircleOS applications 4 2 4 Periodic timer2 interrupt The SPI used to control the MEMS as well as the I2C controller used for the audio chip are both driven from the timer2 interrupt handler which is triggere
23. th eating dots to win points while avoiding ghosts 12 STM32 Primer2 User Manual 3 Getting started e Breakout A game where the player uses a paddle to bounce a ball against a wall of blocks destroying the block to win points Win the game by destroying all the blocks e COMMTEST Tests the MicroSD card connector e EcholrDA This is an IrDA echo application which makes it easy to connect your Primer2 to another IrDA appliance such as a cell phone or another Primer2 Configuration menu Configuration and test applications have been pre installed in order to check your STM32 Primer2 s capabilities From the main menu of the STM32 Primer2 launch the Config command The following parameters can be set 1 CPU Freq This lets you choose the speed of your STM32 Primer2 2 Backlight This lets you tune the backlight intensity Note that the backlight is the main source of power consumption with the LCD monitor itself Reducing the backlight intensity allow to extend the duration when Primer2 is powered by the battery 3 Time This sets your STM32 Primer2 time Note that the RTC clock will remain valid even if your STM32 Primer2 is shut off 4 Test This performs a quick factory test of the STM32 Primer2 You can add more applications to your STM32 Primer2 by downloading them on the web site www stm32circle com projects Refer to the chapter 4 Managing your CircleOS applications 3 3 Install the Ride7 soft
24. the Ride7 software toolset for ARM ooooooocccccccooooooooncocncnnnnnnnnnnnnccnnccnnnnnnnnnnnnnnnnnnnnnnnnnccnnnnnns 13 3 4 Play with an STM32 application exaMple ooooococcccnoncoccccccccccccononnnnncncnccnnncnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnns 13 4 Managing your CircleOS applicatioNS cooooococononanarosascoccnnnncnnnnnnnnanorno can enannnnnnadenennnones 14 4 1 CircleOS architecture iii e a a a A A Rda Aaa 14 AS IL O a a a aa a a a ar a aaa a a ea 14 4 241 InitalizatiOn Stage ia ll DEEA N 15 4 2 2 Periodic Systick interruptor iio 15 4 2 3 Application SCHedUIel ccccceeeeeeeeeeeeeeececneceeeeeeeeeeeeeeeeeeeeeeeeetetaaaaaaeeseaaaaaeaeeeeeseeeeaeneeeeees 15 4 2 4 Periodic timer2 interrUpt oooooonnnnnninnninnnoncoononnnnncnccnnnnnnnnnnnnnncnnnnnnnnnnnnnnnn nn aaea E EEEa aa 15 SA MAP ereen e EE ah osetia E dads ladiaeiieeee eid 17 4 3 1 Resources used by Crelo OS esonera ciones KEA E EAA Ean ERRARE 18 4 4 Managing applications on your STM32 PrimerZ oooooccccccnnncconccnnconnanonnnnncnanannnccnncnnnnne nn cnn crnnanennnnnnn 19 4 5 Selecting the current application ccceeeeeccceceeeeeeeeeeeeeeeeeeeeeeeeeeeeceecceceeeeeesessaaeaeeeeeeeaaaaeees 20 4 6 Downloading new applications cccccccccceccceeeeeeeeeeeeeeeeeeeeeeeeseeeeaeaaaaaaaaeeeeeeeeeeeeaaaeseeeeeesaaaees 20 4 7 Restoring the factory CONfiguUratiON occonicncccnnnnnncconccnncnnnnoancnnncnnnnnnnnnnncrnnnnnnnnnn cnn nnnn E 20 4 8 Resett
25. ts factory ROM image which is in the circle hex file Then restart the device These operations can be done with the following single command cortex pgm TSTM32F103VET6 E PPrimer2 Circle Factory hex S The TSTM32F103VET6 option selects the appropriate device The E command erases the ROM The PPrimer2_Circle_Factory hex command programs the device with the proper hex file The S command restarts the device These operations take approximately 30 seconds 19 4 Managing your CircleOS applications STM32 Primer2 User Manual 4 8 Resetting your STM32 Primer2 In case you need to reset your STM32 Primer2 several mechanisms can be used 4 8 1 Hardware reset A hardware reset will restart your Primer2 restoring it to a clean state but will not remove its ROM contents e Remove any USB cable e Open your STM32 Primer2 s case to temporarily remove the battery jumper e Replace your battery jumper close the case of your STM32 Primer2 and restart it by pressing its button 4 8 2 Software reset A software reset will erase all the flash memory in your STM32 Primer2 and all applications and the CircleOS will be suppressed e Connect your STM32 Primer2 s debug USB port to your PC e Power up your STM32 Primer2 by pressing its button e Open a command prompt from Windows Navigate to Start Programs Accessories Command prompt e Reset your STM32 Primer2 using the cortex_pgm exe utility instal
26. utton buzzer battery LEDs 3 The graphical functions that provide powerful high level functionality Menu management pointers linked to the 3D accelerometer character maps sound The source files of these libraries can be found e Onthe CD or on the ST web site for the STM32 libraries Specific documentation about the STM32 library is also available e On the http www stm32circle com web site for the CircleOS libraries registration required The libraries documentation is accessible from Ride7 5 3 Debugging your application In order to debug your application you must go to Project Properties in Ride7 In the Configuration selection box Circle_Debug and Circle_Release are available Make sure you select the Circle_Debug configuration which is the default Ride7 will take care of all the settings required for switching between debug and release mode through the use of these configurations Note The standard STM32 Primer2 is limited to debug in the first 32KB only A software key can be purchased on http www stm32circle com to allow debugging in the whole 512KB of memory 5 4 Sharing your application with the Circle community Once your application works properly you can share it with the other members through the http www stm32circle com community 22 STM32 Primer2 User Manual 6 Recycling 6 Recycling As part of our continuing efforts to proved the best service to our users an commun
27. ware toolset for ARM The CD ROM contains many resources to help you evaluate the STM32 family e Ride7 the Raisonance IDE to write and debug new applications This includes the Rlink driver which is necessary to pilot the programming and debugging of your STM32 Primer2 from your PC e The RKit ARM which is the Ride7 add on that contains the complete GNU software toolchain based on the GCC compiler e Some utilities to manage your Circle applications Circle is the OS embedded on your STM32 Primer2 refer to Chapter4 1 CircleOS architecture for details e Documentation datasheets user manuals for the different components of the STM32 Primer2 To install just insert the Raisonance mini CD ROM on your PC a menu will appear Just follow the online instructions for installing the software Note Ride7 should be installed before connecting to this USB port 3 4 Play with an STM32 application example Some example are installed with the Rkit ARM for Ride7 For instance the following example will help you build and program a very simple STM32 Primer2 application RIDE7_INSTALL_DIR Examples ARM Primen STM32Primer2 toggle toggle rprj 13 4 Managing your CircleOS applications STM32 Primer2 User Manual 4 Managing your CircleOS applications 4 1 CircleOS architecture The STM32 Primer2 is equipped with an STM32F103 that contains 512KB of FLASH ROM and 64KB of RAM The STM32 Primer2 embeds the CircleOS operat
28. zal RAISONANCE Av STM32 Primer2 User manual Fun easy introduction kit for STM32 microcontrollers Document version 2009 03 19 STM32 Primer2 User Manual Contents TIPS 4 2 1MeSTM32 sP0Mer2NTWare cso cs ves ea vcudie Ce eaves ceeds sons ex oka Gove eh eusceon oie Tena dota sagewdnnceans 5 2 1 Listof Contents ii a a a a E a dead idad Seeks 5 2 2 DESCPIPUON e ais Bete te Ee eee een et A Ae E N aae aa iet 5 2 3 Opening the STM32 Primer2 CaSC cccceececectecceeeteceeechensdeecocceeedesducecsshenstsncecdeveduseccenseccnccaeeteess 6 2 4 Inserting and removing a MicroSD CalO ooocccnccoccccncccnnonancnnnconnnnnnnnnnconnnn nn nnnn conan nn ocn ncnnnnnnnnnnnnnnnnnnnns 6 2 5 STM32 microcontroller feature Saaana aa r aa aa a a a a a aa a a Ek 7 2 6 3D MEMS accelerometet ccecccccceeeeeeeeeeeeee eee te ea eeaaaaeaeeeaeaaaaeaaeeeeeeeeeeeeseeaaeeeeseeeeaneeeeses 7 2 1 RONNI SUPP Vrs sievedes ony Pyctoetes A A ern eat ber os alae 7 28 The extension CONO C O Ta e a eiiin 8 2 9 Application specific daughter bOardS ccocoooooococccccccccnnccnnnccnccccncnnnnnnnnnnnnnnn nn nn nono nnnnnnnnnrnnnnnnnnnnnnnnnnnnns 11 2 10 For further information eskere aa eade aaea aeara danaa ee dash aLaaa Eeee iaa 11 S Getting startede OO eE a A ee elated E ee eet e aa 12 3 1 Connect battery charge and power UP cconcooccccccconcconnncnnconnnononcnnconnnn ronca n conan nn cnn n nr nan n nn ran rr nnnnnn rca 12 SR lab e o TN 12 3 3 Install
Download Pdf Manuals
Related Search