Stm32 i2c example code hal


I'm very new to using STM's CUBE and HAL_libraries. CodeForge Example code for STM32 Discovery Board F3; STM32 HAL Tick Interrupt priorityPosted by m-wagner on March 30, 2016Hi @all, I’ve come across a problem when using STM32 HAL library in combination with FreeRTOS. In HAL library, there are several functions that provide us an easy solution to program I²C communication,  May 20, 2016 STM32 Tutorial I'm going to show you how to output I2C with the HAL library using a . These days the ATMEGA series controller's are widely used among hobbyist becoz of arduino boards. I added method to read single byte, multi bytes, write single byte, write multi bytes, write/read single byte from/to register which has 16-bit address size. _hal_i2c. This protocol is commonly used with RTC modules, temperature sensors, EEPROMs, IO expanders and more. 368 بازدید ۷ ماه پیش. The STM32 HAL (Hardware Abstraction Layer) implements a callback for each of the event types within each module as part of the driver. It will set up the clock and the I2C bus for you. Contribute to eziya/STM32F4_HAL_EXAMPLES development by creating an account on GitHub. HAL_I2C_Mem_Read_IT (I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint16_t MemAddress, uint16_t MemAddSize, uint8_t *pData, uint16_t Size) Read an amount of data in non-blocking mode with Interrupt from a specific memory address. It is very good practice to check what the HAL functions return. It covers commonly used peripherals such as RCC, GPIO, EXTI, NVIC, DMA, UART, TIM, ADC, SPI, I2C, WDG, and PWR. I think my problem is quite basic, but I didn’t find any explanation or solution on the web. Example Code to control LEDs on the PCA9685. TM STM32 Libraries as possible, including what have you done so far,; - Do NOT post any code here. indiana. com. I'm using an STM32F0 microcontroller with 32 pins. NACK is defined as logic 1 on SDA line. ST needs to focus on providing clear, concise, and robust examples of as many use cases as possible. In this tutorial, I will explain how to use I2C on STM32F103 as a master device This is the code for Arduino as an I2C slave. Подключение oled дисплея с контроллером SSD1306 к STM32 по I2C; ssd1306 library for stm32 using hal library; Driver for the SSD1306 and SH1106 based 128x64 pixel OLED display running on the Arduino/ESP8266 platform [UPDATE: Check out my new article on Embedded Rust with Apache Mynewt embedded OS on STM32 Blue Pill] Have you seen this viral gadget? Browse to taobao. They are calling this set of tools STM32CubeF4 . c 에 필수 IO 핸들링가능한 함수가 제공된다. chromium / chromiumos / platform / ec / stabilize / . Controlling a LED using a Button I attached the Grove button to D2 as shown: Inputs like the attached button needs to be initialized as a DigitalIn […] This post is part of a series: how to talk to the stm32 in 6 different ways as well as some interesting things to do with each method. If you want to transfer data in polling mode, it is okay to call the I2C_DRV_MasterReceiveDataPolling() or I2C_DRV_MasterSendDataPolling(), it is unnecessary to call the I2C_HAL_ReadByteBlocking() and I2C_HAL_WriteByteBlocking() directly by application code. I'm working with EasyMX PRO v7 STM32 and trying to communicate with the EEPROM on it. STM32 SPI Transmit/Receive Using HAL I ended up doing a blank project and importing all of the code from HAL, which was recommended by the mastering stm32 book HAL_I2C_Master_Transmit(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size, uint32_t Timeout) が送信APIなのでそれを使って書いていく。 ここで注意するのがAddressをシフトして引数に入れることだ. How do I use the STM32CUBEF4 HAL library to read out the sensor data with i2c? fromat your code - it is unreadable now. This site uses cookies to store information on your computer. (I2C) read to STM32 HAL? 0. The likner script, startup file, OpenOcd config. and DMA; Write codes for commonly used peripherals like UART, Timer, ADC, SPI, and I2C This course provides you example codes that can be reused in the future as a template codes   Nov 4, 2017 This article especially provides a more complete setup/init sequence for the I2C subsystem. 2 or later. 사용법은 해당 파일의 주석 부분을 보면서 이해 해야한다. It also embeds a comprehensive software platform, delivered per series (such as STM32CubeF4 for STM32F4 series). This page is concerned with the I2C and the STM32F407 as used in the Discovery Board. To select the desired I²C module, simply change the letter x in the routine prototype for a number from 0 to 5. . . The STM32 RTC example program shows how to configure and use the realtime clock of STMicroelectronics STM32F103xx microcontroller. I'm not absolutely sure why LeafLabs (who wrote all the original code, for their Maple products), chose to go with a software solution, (someone may be able to give us a definitive answer), but my understanding was that programming for the Hardware I2C is problematic, and there may even be bugs in the STM32 chips themselves with the hardware by your example code i just have blink of lcd and then notin! :(((((It totally not working 😦 can u help me to solve?? How we can use doxygen file? i found that i must enter 0x27 as my slave adress. Example code is also available on github. They are good things, but still have too few documentation and articles in the Internet. In the previous post, an example of using STM32 DMA to perform a simple data copy between 2 arrays was introduced. The end of this two steps are monitored through the HAL_I2C_GetState() function result. STM32F439xx HAL User Manual for example: 00020 I2C Redistributions of source code must retain the above copyright notice, 00209 * this list I have started a project using the HAL, it but so far have only integrated the core stuff + watchdog, adc, pwm. program is ideal for cross-platform use the STM32. [STM32]: Making a custom i2c slave device using STM32F103 Jan 7, 2018 I2C is a serial protocol and its greatest advantage over other protocol is that it requires constant two wires irrespective of number of devices connected. PCF8574 can be used as a port extender, to which we will connect LCD. ST HAL is the hardware abstraction layer developed by ST for its specific devices, and it's related to the STM32 family (F0, F1, etc). stm32f4) submitted 6 months ago * by Benni94 First of all, I use: STM32F767ZI Nucleo, CubeMX to generate my C code, TrueStudio for my implementations and a crypto authentication device as a i2c slave. Hope it can help you. Driver version is source code version of the actual driver implementation. The Software I²C library enables you to use MCU as Master in I²C communication. UML of the STM32 typical method flow Conclusion. Here I'll do one more example with the micro's UART. 1 – created on 20. Here is the complete main source code if you would like to analyze or use fragments for your purposes: This example took more hours and more my sanity to get running than I care to admit. MPU6050 AD0 pin is for slave address. to STM32 using www. If you decide to make another project for STM32, providing that is related to that one, you may include those files and add new functions together. STM32 Tutorial NUCLEO F103RB GPIO Pins V1. STM32F4-Discovery I2C with STM32CubeMX tool that allows generating C initialization code using graphical wizards. h” will be included if the define is uncommented. Example: The IO is the simplest interface between the STM32 and the outside world. Software I²C Library. Is there an interrupt-driven I2C example available? I am trying to modify the polled I2C driver to use interrupts for power savings. The HAL library is extremely powerful. This example is tested on the STM32446E-EVAL bust is easy to transfer on other STM32. STM32Cube includes the STM32CubeMX which is a graphical software configuration tool that allows generating C initialization code using graphical wizards. Download the Source code for this Example (which use the I2C protocol ) with an stm32 board. Jun 8, 2017 Arm Development #2 – STM32 Cortex-M0 I2C Tutorial using Leveraging the ARM HAL Library. Learn STM32 programming with STM32F103 (Blue Pill), HAL library, CubeMX Generator, and Keil IDE. Hands-On STM32: Basic Peripherals with HALBecoming an expert in STM32  Becoming an expert in STM32 HAL programming. And, if you install System Workbench for Linux in System Workbench for STM32 you can seamlessly develop and debug asymmetric applications running partly on Linux, partly on the Cortex-M4; you can download a short video showcasing this on the ac6-tools website (registration required). !!!!! WARNING, if someone help me with both problems, you will get one STM32F429 in LQFP144, 3x STM32F746 in LQFP144, and two STM32L4 in LQFP100 as STM32Cube covers STM32 portfolio. The schematic for I2C is correct. I2C or Inter-Integrated Circuit is a multimaster serial single ended bus. The other 50% of the time the i2cRead() function that handles the I2C interaction returns failure. The source code generated by STM32CubeMX is licensed under the 3-clause BSD License, making it suitable for commercial as well as open-source applications. stm32f4xx_hal_i2c_ex. I tried the same code and see the same results using 3 different STM32 NUCLEO boards: . Unfortunately there has been no port for STM32 microcontrollers so I tried to do this. Example Code. I can't really make my master to send data into the bus. Infrastructure wise it's pretty much the same as the previous timer LED example. Here it is. The u8glib is a really nice library to use when you don't want to mess around with different diplay protocols or drawing routines. very happy if I were wrong though but I think i'll just stick with SPL and HAL for now. The code mentioned in this post, a working example, can be found in my github. 04 IOs (configured in output pushpull mode)toggle in a forever loop. 2. Here is the i2c2 initialization: void i2c2InitSlave(void) { I2C_DeInit(I2C2); And show what code you have now, the're not that may ways to talk to I2C devices, so one of more example I2C driver should be sufficient to mash together a working example. The user needs 21 thoughts on “ I2C use on the STM32F103R Medium Density Devices ” Darren Cawthorne September 11, 2011 Some further things to note i should have probably included are that its very easy to get the sensor to lock up. This video is an improved version of my previous I2C-LCD video. STM32 Primer - UART Example. We will show how to use direct mode, interrupt-based mode and DMA-controlled mode and will use a logic analyzer to compare the precise timings of various events. STM32 I2C IsDeviceReady returns HAL_TIMEOUT and sometimes HAL_OK (self. We managed to blink a LED on the previous tutorial. May 13, 2017 STM32F0 I2C Master Mode Example. Using the u8glib on the STM32. All discussed jobs here can be easily performed. Keil project example for I2C - Single write and read bytes . BR. c STM32 HAL I2C and MLX90621. It was a bit of a pain getting the clocks sorted out as the sample code was either for different families or for the old libraries. My code is just like below. Over 30… First is necessary put the STM32 in boot mode; Second is necessary download a appropriate SW on STM32 RAM; At this point, you have the possibility to erase, program, etc, an external QSPI connected to the STM32; NOTE. I2C EEPROM Interfacing with STM32F4 Discovery. The FW example is X-CUBE-EXTBOOT Code::Blocks with Embedded Plugin Suite is nice environment for STM32 development including ARM GCC compiler STM32 project wizard (including lot of STM32 discovery examples) debugger supporting ST-Link / V2 and Serial wire viewer for output of debug messages in runtime. Here is a bit of a look at how to use the ADC on the STM32 for simple applications. As we will see in a later article in ChibiOS there are also some examples to implement a CDC inside our code and use the STM32 USB as a Virtual COM Port. / chip * Note that the code takes a little time to run so we don't actually get STM32_I2C_CR1 (port When it comes to read data from a target device by using Stm32F4 Hal library I2C functions, how to do it? In this example, MPU6050 sensor is used as target device. From the figure below, you can see the detail of I2C bus timing diagram. an example of lcd i2c with stm32f4, stm32cubex and keil. I know it's early because we still need to go through some basic things before jumping to I2C but the  May 21, 2019 Is there any specific initialisation sequence that I need to take into account? configuration? Example of simple code to check device in the bus:. So I made the decision to share the needed steps to configure it ( and also to avoid the duplication of my answer each time). As you can see above PCF8574 has 4 input pins GND, VCC, SDA, SCL and 16 output pins. 05. I have some problems with I2C2 interrupts, I have enabled the interrupt but the handler interrupt never executes. The sensor ID value in the WHO_AM_I register(0x75) should be read as 104 (decimal). The ADC peripheral on the STM32 processor is a flexible but complex beast. Jan 7, 2019 In our previous tutorials, we have learned about SPI and I2C communication between two Arduino boards. XX - X X X X - X X ADC_LowPower This example provides a short description of how to use the ADC peripheral to perform conversions with ADC low power modes: auto-wait and auto-power off. The problem is that as soon as my arduino is set as a slave and given the address to use, the other I2C sensors start reading garbage values. I know that it is described as the size of the internal memory address, but I don't know if it means the size of the As mentioned, the STM32 HAL library is used. Since I2C implementation in STM32, especially the F1 series, had a really bad reputation as far as my field of interests goes (namely UAV, so a lot of I2C communication to sensors), I went on to investigate, looking for other implementations of I2C driver for STM32, and the most convoluted one found in OpenPilot, had a workaround for probably ST released new HAL library, together with STM32CubeMX codegeneration tool. In this part, I'll show how to connect to an HDC1080 temperature and humidity sensor through I2C communication. So I need a little help here. Lower in the same file “stm32l4xx_hal_i2c. If AD0 pin is connected to LOW(GND), slave address is 0xD0. It is also useful to look at the STM32L053xx Tech Data for finding alternate functions for pins. We will connect our LCD to these 16 pins. The callback functions within the driver will be implemented with a __weak linker attribute. The RTC is configured to generate an interrupt every second and also when the alarmtime is reached. It takes a whole lot of efforts to interface LCD using conventional methods, but by using I2C, we can do it really easy. STM32 HAL IntegrationPosted by estutzenberger on June 18, 2014Hi, Before I start a porting effort, I am wondering if there are any projects in the works to move the FreeRTOS examples to the new HAL drivers provided by the new STM Cube software that was recently released. I’m going to show you how to output I2C with the HAL library using a PCA-9685 16-channel 12-Bit LED driver. Example // Set address which will be used by Master to transmit data to I2C1_Master_Slave_Addr_Set(0x0A, _I2C_DIR_MASTER_TRANSMIT); Notes: I²C library routines require you to specify the module you want to use. 1 interface. Home ARM communication Cortex discovery display getting started HAL I2C interfacing lcd m4 microcontroller nucleo PCF8574 peripheral pll pull-up STM32 STM32F4 tutorial I2C LCD in STM32 I2C LCD in STM32 Making the I2C work with the new HAL library on ARM Cortex Mx (STM32Fxx) Processor Added 1. I ported my old for F4 to HAL based libraries for F0/F4/F7 series. This time, we will add a button that will control the attached LED and a simple clap switch. Re I2C read problem on BMP180 - the HAL code seems not guilty - the BMP180 device requires 16-bit reading, so once I switched to 2-byte read buffer length, everything started working ok. Timer Interrupt on STM32F4 using HAL & SPL STM32F4-Discovery TIM4 3-Phase Output PD12, PD13 a Измерение времени с помощью таймера I am trying to create a basic I2C master and I am runing into an issue where nothing gets transmitted on the SCL and SDA lines and the TXIS flag check fails. んでそれにならって書くとこんな感じ STM32CubeMX is a graphical tool that allows a very easy configuration of STM32 microcontrollers and microprocessors, as well as the generation of the corresponding initialization C code for the Arm ® Cortex ®-M core or a partial Linux ® Device Tree for Arm ® Cortex ®-A core), through a step-by-step process. if you dont clock out all of the data or do something its not expecting then it will just hold onto the SDA line untill its The function ARM_I2C_GetVersion returns version information of the driver implementation in ARM_DRIVER_VERSION. Of course, we’ll also create an example for STM32 microcontrollers. c Search and download open source project / source codes from CodeForge. Multi-master mode is not supported. cs. This example describes how to configure and use the ADC peripheral to convert an external analog input and get the result using a DMA transfer, through the HAL API. In this tutorial we will replace one  Jun 23, 2017 I was using the mbed OS 5 i2c slave example . API version is the version of the CMSIS-Driver specification used to implement this driver. Important note! HAL_SD_ReadBlocks and HAL_SD_WriteBlocks() functions’ prototypes have been changed in the newest STM32Cube versions. After all, there is no need to remember the names of all those pesky registers and bitfields. Don’t forget to choose the proper MCU when 60% OFF YOUR PURCHASE, 30-day money-back guarantee. Example of I2C: Initializing I2C Walkthrough A good reference for all the registers and settings can be found in STM32L053R8 Reference Manual. The diagram below will help you understand the method flow through various source code files. #define HAL_I2C_MODULE_ENABLED. STM-E407 is a low-cost entry board for developing custom applications with STM32F407ZGT6 Cortex M4 microcontrollers from ST. This tutorial shows you how to use the LCD1602 with STM32 boards using HAL libraries. The Discovery Board contains an Audio DAC CS43L22 that is controlled using I2C. file and the write binary bash script are all the same. 03 and PD. 3:05  Does anyone have code to make a stm32 as an i2c slave or at least can explain I've used this with the stm32 i2c example on an stm32f0x a while ago. Connect LCD16X2 Via the I2C to the STM32 devices. As of January 2015, the tool supports all STM32 series. Sorry for bothering you, it was my mistake as I was referring to BMP085 code which is read byte-by-byte in a sample code There are many reasons why STM32 is better . c 에는 wakeup 관련 함수가 있다. The second step starts when the user press the User Button on the Master Board, the I2C Slave sends aTxBuffer through HAL_I2C_Slave_Transmit_DMA() to the I2C Master which receives aRxBuffer through HAL_I2C_Master_Receive_DMA(). So, let’s begin immediately! 🙂 Firstly, we should create the new project in the STM32CubeMx application. In this example the Rx Transfer Complete callback should be copied from the stm32f0xx_hal_UART. I know it’s early because we still need to go through some basic things before jumping to I2C but the problem is LCD. If you are not happy with the use of these cookies, please review our Cookie Policy to learn how they can be disabled. _hal_i2c_ex. You can hook up a potentiometer or any other analog sensor to each channel to see its ADC value. The Device HAL is a sort of "connector" that allows the two subsystem to talk each other. So here I am starting I2C tutorial in STM32. 98 I2C oled SSD1306, with 4k7 pullups and 3v3 plugged in Elastic Notes: STM32 + I2C OLED SSD1306 + u8glib + CubeMX: If you think, that title of this post consists of all possible random words, you are wrong:) This is what I've try to chain right during couple of days, but it was not so simple, as I thought at first time! STM32 HAL driver for I2C OLED display with U8glib Published May 28, 2016 | By Wojciech Domski Recently, I have come to a conclusion that it would be good to print the state of my quadrocopter on a display. So now we should rewrite USB callbacks in such a way: CMSIS is the universal set of features developed by ARM, and it's common to all Cortex-M vendors (ST, ATMEL, etc). In this document it is possible to find all continue reading Hi, I am trying to establish I2C communication between my STM32 Nucleo 411RE and this EM7180 sensor fusion coprocessor using the HAL_I2C_Mem_Write()/Read() functions. com and search for STM32F103C8T6. STM32. The values that my slave is sending are correctly received by the STM32 but only about 50% of the time. After the code is generated, everything should be ready to use the HAL library to control the peripherals. These routines are hardware independent and can be used with any MCU. I am a bit confused on what I2C interrupt flags need to be enabled, and if I2C_Transfer( ) needs to be repeatedly invoked from the interrupt handler after the transfer has been initialized. As we said in the article “From 0 to STM32“, there are many versions of the same peripherals across the various STM32’s sub-families and this is way each sub-family usually has its own Reference Manual. This tutorial shows how to use the STM32 UART interface in different modes using the HAL libraries. I found that this way is easier to manage in the case that we are lost and want for example to print it on laser or other printer to see whole code. GitHub Gist: instantly share code, notes, and snippets. To download the code, visit http://controll Mastering STM32 Testing Examples. The sensor is sponsored by 13 May 2017 on stm32 i2c tutorial, stm32f0 i2c, stm32 i2c cubemx, stm32 i2c hal, stm32f0 tutorial Hi everyone, I’m back :) Another year has come with lots of opportunities and challenges presented to me as I now become a fresh PhD candidate at Nanyang Technological University (NTU) Singapore. 0. Notice: it should be '3' instead of '2' at 8:07 STM32F0 I2C Tutorial based on CubeMx and HAL library. This tutorial shows how to use the SPI interface of the STM32 devices using the STM32CubeMX HAL API. I2C Scanner code is the discovery scanner with their specific I2S stuff etc commented out i have a tmp102 and a 128x64 0. Trying to write value 0x98 into memory position 0x11. PD. To make our task more difficult I’ve decided to use four SPI modules and respectively four different DMA channels. I2C problem on STM32 (can't generate a start) try to run some simple example from the ST library at least to check with the debugger the order of the How to use STM32 Nucleo serial port As we have seen in the previous tutorial about this new developing board from ST, the STM32 Nucleo provides an integrated ST Link v2. Here’s a nice collection of someone else’s hard-earned STM32 tricks STM32 HAL Driver Receive with Interrupt example. the STM32Cube HAL (an STM32 abstraction ADC in STM32 using HAL August 12, 2017 adc , ARM , Cortex , HAL , m4 , nucleo , STM32 Most of us know the importance of ADC and the fact that simpler it is to use the ADC in any device, the more easier it is to make any pro As promised, today I am going to interface LCD to STM32 using an I2C device (PCF8574). This board has plenty of resources and all GPIO ports are available on extension connectors, an ARDUINO compatible platform connector is also available. By continuing to use our site, you consent to our cookies. The syntax of the HAL library is shown in the table below: It is the function calls as shown first inthe table that should be used to controlthe behavior of the peripherals. STM32F4 HAL I2C only sends address. 1. HAL_OK) { // Error handling, for example re-initialization of the I2C It is 0x02 in your code and I do not know what was your purpose with it, but  HAL_OK) { // Error handling, for example re-initialization of the I2C It is 0x02 in your code and I do not know what was your purpose with it, but  Jul 31, 2015 After some email for I2C library for HAL, I've made it. The STM32CubeMX generated code structure is quite 상기 CubeMX 에서 I2C 사용가능하게 한 이후 프로젝트 (예 KEIL) 에서 보면 아래처럼 라이브러리 파일이 들어와 있다. I2C addressing on STM32F4-Discovery In past month STM published new set of tools and software examples that implement HAL (wikipedia: Hardware abstraction layer ) on the many of theirs µC. HAL_OK) { } } /\* library doesn't seem to clear the ADDR\_FLAG here  Jul 27, 2017 So here I am starting I2C tutorial in STM32. However, I'm having trouble with the MemAddSize parameter. If we compare ATMEGA328 which sits on arduino uno with STM32 . After some email for I2C library for HAL, I’ve made it. Read about 'STM32F7 SPI DMA example with HAL Libraries' on element14. The mikroC PRO for ARM provides routines for implementing Software I²C communication. For example looking at the STM32 Nucleo-64 User Manual you will find out that ST-Link is connected to USART2 through the pin PA2 (Arduino connector D1) and PA3 (Arduino connector D0). My code: LCD. First, I would advise you to use STMCube. I hope it saves you some of yours. Бібліотеку взяв у Ben Brown допис STM32 I2C EEPROM with HAL. Working C code of multichannel ADC. Переробив на мову C замість C++, додав одну функцію для визначення чи під'єднаний чип EEPROM, чи ні. XiangJun Rong Using ADC with DMA on STM32 micrcontroller The most received cry of help that I get form many people is about how using DMA with ADC for a continuous conversion of analog sensors inputs. STM32F0 I2C Tutorial based on CubeMx and HAL library. edu We’ve just added the code which will read/write data from/to SD-card connected to SDIO interface. We will configure the SPI in several different modes, show how they affect the generated signal and setup the double-buffered mode to demonstrate continuous uninterrupted mode. ST Link is mainly designed to allow flashing of target MCU trough the mini-USB interface. I got stuck while building a I2C library. The HAL library provides the necessary functions to communicate to with the I2C protocol. The peripheral driver library should make it relatively easy to use. I2C peripheral not working with CubeMx generated code (HAL driver) Posted on June 28, 2017 at 22:16 I am using CubeMx (HAL driver)for initialization code generation and using HAL libraries/functions after that. Putting it all together . It can generate source code usable directly on the most current ARM Cortex-M IDEs, including the free System Workbench for STM32 IDE. 13, PD. If you haven’t read my previous post about I2C go HERE. 2016 simon burkhardt page 2 /5 Now let’s see what the code generator did Important, to make it work you have to change the WordLength parameter to I2C Example; Where the page is heading. Before you begin, install VisualGDB 5. In this tutorial, I will explain how to use I2C on STM32F103 as a master device and for the slave device I use Arduino. 5K pull-up resistors (R3, R4) on the I2C line (SCLK, SDA) I had an important breakthrough today with my code, so I decided I might as well document it. This walkthrough assumes you have already setup your alternate function. 07, PD. c file. On STM3210C-EVAL RevC board these IOs are connected to the LED1, LED2, and LED3 and LED4. i think it wold better if letting us to chose driving i2c customely or by your library drive this preferal. It is well-conceived and easy to use. In this part, I'll show how to connect to an HDC1080 STM32F0 Tutorial 7: I2C example Part 2. Like Like This example describes how to configure and use the GPIOs by STM32F1xxHAL_API. STM32 HAL driver for register value update. May 5, 2018 Example Code. Now, I will show another example with DMA and I2C to read raw data from MPU6050 acceleration and gyroscope sensor directly. stm32 i2c example code hal

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