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Questions tagged [stm32f4discovery]

Evaluation board from STM. Based on the STM32F407VGT6, it includes an ST-LINK/V2 embedded debug tool, two ST MEMS, digital accelerometer and digital microphone, one audio DAC with integrated class D speaker driver, LEDs and push buttons and an USB OTG micro-AB connector.

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Audio Transfer Callbacks not executing with STM32F469I-Discovery

I'm new to embedded programming and I'm currently working on a project with an STM32F469I-discovery board. I'm using eclipse with the ARM tool chain and the supplied drivers. I'm getting stuck on playing a binary audio file flashed into the chip at…
Charlie Black
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STM32F4G-DISC1 and external oscillator does not work

I got a problem. I have 2 STM32F407G-DISC1(MB997D) boards and I'm trying to configure it to blink user leds once at second with external oscillator. I configured timer(tim3) to work with external oscillator(ph0, ph1) in STM32CubeMx, but when I flash…
Vladimir
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Simulink STM32F4 support package contains corrupt .zip file

I tried to install the STM32F4 support package on MAtlab 2014a, but it fails to install every time. I first tried to install it straight from the internet, when that failed i tried to download it again first, and then install it from folder, but…
Bart
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How to Map Modbus Register address using C / C++

I am trying to implement a ModBus RTU Protocol over a UART Peripheral using STM32F4-Discovery Board. I am planning to implement Master and Slave functionality using Modbus RTU. Here are my Questions How could i move my received data in UART to…
preetham
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STM32F4 .. Testing delay function

I'm a beginner in using an STM32F4 discovery board for a project and am wondering if I'm approaching the problem correctly. wonna test my ms delay function but no vain .. #include "stm32f4x.h" #define LED_BLUE_GPIO GPIOC #define LED_BLUE_PIN …
Ensaf Atef
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compute the power level of ambiant noise using mems microphones

I' m using digital microphone (MEMS) on STM32 discovery board Fto record ambiant noise, and I need to know how to convert the samples amplitude to power level in dB SPL. the microphone that I 'm using is the MP45DT02, in the datasheet the…
Mondher Ben
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STM32F303VC : device not found

I am using STM32F303VC board, and using keil-5 tool for programming.I got demo program for STM32F303VC board provided by ST microelectronics.So, when I open this demo program (I have connected my board with system) I got this error:- I don't know…
Tabish Saifullah
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STM32f4-Discovery board FreeRTOS

I'm new to RTOS and I'm trying to get freertos working with stm32f4 discovery board to get a better grip with embedded RTOS. I have searched all that I can to find a working version of freertos with the discovery board but I haven't found any that…
sa213
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CAN BUS Acknowledgment error

I am using STM32F429 CAN bus Program with TJA1041A as CAN Transreciver.The Problem is the messages are not getting acknowledged and herewith I am attaching the code for further reference.I am using PCAN View to see the messages.I kindly request…
user2870154
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How to Flash a STM32F4 board without any IDE from windows?

I have created the binary file(.bin / .out / .srec ) which need to be flashed in to a STM32F4 MCU. The binary file am using is a driver for a wireless module . We generally use our development IDE for flashing the binary in to the MCU Thing is like…
yemans
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Nucleo STM32F446RE - DELAY function not working

I'm trying to do a simple C program to make LED blinking using the program below: #include "stm32f4xx.h" #include "stdint.h" #include "stdlib.h" void delayMs(int n); int main(void) { RCC->AHB1ENR |= 1; /* enable GPIOA clock */ GPIOA->MODER &=…
geek225
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STM32F4 What will happen if both Preempt Priority and SubPriority of IRQa and IRQb are same?

Lets say (IRQa ,0,0) in line 1 (IRQb, 0, 0) in line 2 Which interrupt is serviced first ?
Sarthak Sharma
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free RTOS porting on STM32F407VGT6

I want to port freeRTOS on STM32F407VGT6 MCU.I searched the web but didnt found any suitable link to do this. Please suggest a suitable method to achieve this or any web link describing the steps. Thanks Amit Edit : - I want to port freeRTOS on…
user7499054
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What's single operation time duration in STM32

I made simple delay func: void Delay(__IO uint32_t nCount) { while(nCount--) {} } And I want to predict time duration of single execution with some value. I know it's bad idea but I don't need accurate time and it will be not interrupted. I'm…
Jacob
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how to Remote firmware update of stm32 microcontroller with a code backup

we are planning to use stm32f4 discovery board in our satellite.we will have a code backup in the sd card.How to dump the code on to the Microcontroller when there is a code corruption.
Nandan
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