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Flash erase error on STM32L151CB-A

I am trying to store configuration data in flash on the STM32L151CB-A using the HAL libraries. I reserved the last page in flash for this. However, I see that already at the beginning of main the OPTVERR bit is set. (FLASH->SR: 0x80C) I never program...

URaic by • Associate II
  • 669 Views
  • 2 replies
  • 0 kudos

HAL_I2C_Mem_Read reads only correct if the parameter is wrong

Posted on September 24, 2014 at 13:18Hi,I have a STMCube generated project wirh I2C memory 24LC512 with following problem. The line:Status = HAL_I2C_Mem_Read(&hi2c1, IIC_ADDRESS+1, 0, I2C_MEMADD_SIZE_8BIT, pNVRawData, NVRawDataLen, 1000);is correct ...

Osto by • Senior
  • 3665 Views
  • 11 replies
  • 0 kudos

where do I find libraries and support to connect touch tft

I see a lot tft on ebay and aliexpess which come with libraries and support for arduino and raspberry.I do not see anything for STM32. I am trying to get working 320 x 480. On arduino I had it working the next day, tons of sample programs and librar...

MNapi by • Senior III
  • 494 Views
  • 2 replies
  • 0 kudos

Resolved! How to initialize external SRAM in system_stm32l4xx.c

I am trying to initialize my external SRAM before the main loop runs. Using the STCubeMX it generated the code for me to have me FMC controller initialized after Hal_init() and Hal_GPIO_Init() in Main.c. However, I need the SRAM to be initialized bef...

NUCLEO-F303RE ADC interrupt issue?

Hello everyone,could someone please help with the following, I am trying to use ADC with interrupts. Doing the same thing with STM32F103C8T6 it works without issues, but using nucleo board it doesn't.Could someone please have a glance on the code ? (...

Resolved! Issue with PLL of the STM32F302

Hello, we're using the microcontroller STM32F302C8 and we have a problem with the PLL.The problem is when we enables the PLL the microcontroller is reset. We have made several tests using HSI and HSE, but always the same result, a reset after to enab...

GYacc by • Associate II
  • 1563 Views
  • 4 replies
  • 0 kudos

STM32F746 Discovery default screen reset

I am new to Electronics and recently bought STM32F746 Discovery Board and connected to to my laptop using USB cable to STLink connector pin. Main screen light up showing programs pre save in it. and uploaded run LED blink code and then screen went of...

MMalv by • Associate
  • 800 Views
  • 1 replies
  • 1 kudos
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