STM32 MCUs Products

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STM32L0 eeprom writting issue after a page erase

Posted on October 09, 2015 at 13:14Hi, I cannot  write any data into the eeprom after a Erase_page. HAL_FLASH_Program(..) and FLASH_Erase_Page(...) work fine independently. But if HAL_FLASH_Program(...) is called just after FLASH_Erase_Page(), HAL...

tingting by Associate II
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  • 4 replies
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DMA enabled USART operation on STM32

Posted on October 08, 2015 at 16:23 I'm trying to understand DMA usage by testing a simple application. The idea is to allow USART peripheral to access read and write from and to memory directly, by using DMA technique. I'm testing this on htt...

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gmate1 by Associate II
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  • 5 replies
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STM32l152c Discovery board, I2C Slave problem

Posted on October 09, 2015 at 13:23 I have I2C slave working to a point but have an event code which causes the isr to trigger continuously. Simplified code below. Now I am using a ''Total Phase Aardvark'' to ask for 8 bytes of data and ...

Comparator on VDD

Posted on October 09, 2015 at 10:47Hi, I'm using a STM32 L051K8 and i'm kind of short in IO, is there any way to avoid using an ADC pin to measure VDD?? #vdd #stm32

poisson by Associate
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Driving an LCD - FSMC vs FMC vs LTDC

Posted on October 08, 2015 at 13:32I must select a MCU for a project which should use a TFT LCD (240x320). I would like to know what are the main differences between FSMC, FMC and LTDC interfaces for driving an LCD. If FSMC is OK then the value line...

e1369008 by Associate II
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  • 3 replies
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Bug Comment of HAL-DMA Lib

Posted on October 08, 2015 at 13:18Hi, in this part of the DMA-SetConfig() function the comments are wrong. /* Memory to Peripheral*/   if((hdma->Init.Direction) == DMA_MEMORY_TO_PERIPH)   {     /* Configure DMA Stream destination address */     hdm...

ADC triple Injected mode in stm32f4discovery

Posted on October 08, 2015 at 18:29Hello,   I have been trying for days to get the ADC in STm32f4Discovery board to work in triple regular Injected simultaneous mode with no luck. My intended goal is setup the ADC to work in triple Injected simultan...

Nucleo board USB and SDIO signal integrity

Posted on August 25, 2015 at 20:45I am thinking of building several ''shields'' with GSM, GPS, LCD, MicroUSB and MicroSD connectors to stack up on the STM32F401 Nucleo board (by the dual row connectors, not Arduino) but i'm worried about the signal ...