STM32 MCUs Products

Ask questions, find answers, and share insights on STM32 products and their technical features.

cancel
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

ADC STM32F013RE Default is HIGH (4059 )!

I have written some codes to work with ADC Of STM32F103RE MCU, the problem is there which when I write this codes the result is 4059 for untouched and around 3585 when touched.The Codes: void ADC_DMA_init(void) {   //enable DMA1 clock   RCC_AHB...

ssabz by Associate
  • 372 Views
  • 0 replies
  • 0 kudos

CAN bus Network Problem

Hi everyone,I got a problem when i setup my can bus network. data 115200 Brate -> stm32f746vg(120 OHM //) --> CAN BUS----DEV1 --3M CABLE-- DEV2 --3M CABLE-- DEV3 (120 OHM //)    DEV1,2,3 = STM32F091CCI need to explain my installation. i have 4 device...

gunahmt by Associate II
  • 417 Views
  • 0 replies
  • 0 kudos

stm32f407 delay problem

Hi, I am using the stm32f407 card and I am developing keilda software but when I compile it does not fail but the delay does not work and I would be glad if you could help what could be the reason.

bnymntrz by Associate III
  • 756 Views
  • 6 replies
  • 0 kudos

7 segment display and hc595

Do not use scanning method.Display with hc595 output.display doing blinkThe display does not remain steady when operating.I suspect Spi.I need helpthanks #include "stm32f4xx_conf.h"   #include "stm32f4xx.h"   #include <stdio.h>       #define CLK ...

kemal by Associate II
  • 908 Views
  • 5 replies
  • 0 kudos

STM32F769I-DISC1 no speaker output via WM8994

Hi,I am currently developing with the STM32F769I-DISC1 development kit and get audio output via the CN7 Line Out connector when setting the initialisation to OUTPUT_DEVICE_HEADPHONE in the sample example as below: if(0 != audio_drv->Init(AUDIO_I2C_AD...

JFour.6 by Associate
  • 584 Views
  • 1 replies
  • 1 kudos

Problem while receiving data from MEMS microphone.

I am using the STM32F407 discovery board and Wolfson pi audio interface. I have a problem in analysing sample values received from MEMS microphone.I wanted to plot the data sensed by the MEMS microphone, which is just sensing the surrounding environm...

rrach by Associate II
  • 778 Views
  • 3 replies
  • 0 kudos

I2C by IT [solved]

Hi,I use I2C like this uint16_t I2cAddrTemp = 0x90; uint8_t I2cWritedata = 0x00; uint8_t I2cReaddata = 0xFF;   uint8_t read_i2c_temp(void) { hi2c1_status = HAL_I2C_Master_Transmit(&hi2c1, I2cAddrTemp, &I2cWritedata, 1, 1000); //PRINTF("I2c = %02X",...

MMath.10 by Associate II
  • 839 Views
  • 0 replies
  • 0 kudos