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

SD CARD - UNABLE TO INTERFACE

Posted on March 28, 2018 at 17:00Hello, We are using ST32F405ZG and ST-Nucleo with a custom board design with SD card interface provision in it.   We are getting an error message as shown in the snap shot attached. Please provide some help in this i...

0690X0000060AIJQA2.png

UART Communication for STM32L4 in KEIL

Posted on March 28, 2018 at 14:14Hi,I am newbie to this STM32L4 Controller. I am working on GPS device to get the location of the location and i am using the CubeMax and Keil software for programming. As i have mention that i am newbie, I dont know ...

K_P_D by Associate II
  • 1820 Views
  • 13 replies
  • 0 kudos

STM32L4 DMA read write multiple blocks problem

Posted on August 03, 2017 at 12:36I have a problem with DMA mode reading multiple blocks.To simplify a problem i took an example from theSTM32Cube_FW_L4_V1.8.0\Projects\STM32L476G_EVAL\Applications\FatFs\FatFs_uSD\ archive.BSP_SD_ReadBlocks_DMA is u...

Pull-up Resistor for NRST pin

Posted on March 28, 2018 at 03:10Hello,In the datasheet, it states that there is a pull-up resistor for the NRST pin but I was wondering if it is recommended to have a pull-up resistor for this pin.I have been using my customized development board w...

Justin K. by Associate II
  • 2147 Views
  • 2 replies
  • 0 kudos

ST32F1 CubeMX - I2C DMA - help needed

Posted on February 15, 2018 at 17:12Hi I'm trying to run I2C in DMA mode with LIS35 (accelerometer). I wrote simple code as below but each time when I try to run or debug it I'm getting back return ''LIS35_ERROR;'' which means that LIS35_I2C_Init(vo...

0690X00000604LDQAY.jpg 0690X00000604OGQAY.jpg

dereferencing type-punned pointer warning on bare project

Posted on March 28, 2018 at 20:53I decided to try out the new TrueStudio. Downloaded and installed it, and also updated STM32CubeMX to the latest, as well as all the latest firmware packages.I then created a new Cube project for TrueStudio using the...

STM32F051 - Flash not working with an external clock

Posted on March 26, 2018 at 15:16I have been trying to erase and store data in the flash without any success. As long as I am using the HSI clock to drive the SYSCLK, the flash works just fine. However, if I start using the external oscillator to dr...

Abi Nair by Associate
  • 916 Views
  • 4 replies
  • 0 kudos

STM32F4 SDIO high speed write to sd card

Posted on April 07, 2016 at 14:15I've a following problem. I'm using STM32F427VG connected to microSD card via SDIO interface. I'm using ST driver, configured for 4-bit data access and DMA tranfer. I need to reach continuous write speed above 3000kb...

krestan by Associate II
  • 5008 Views
  • 13 replies
  • 0 kudos