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FLASH data is not held

hey thereI have a STM32f030k6t6 which I wish to store data in its FLASH eeprom.the thing is sometimes data on certain addresses are cleared in startup! here is my codeHAL_FLASH_Unlock(); EE_Init();//eeprom initiallization EE_ReadVariable(ID_FLASH_ADD...

Ala by Senior
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STM32F051R8 (64-pin on MB1034B) and RM0091 - can't find alternate function (AF) specifications for PF6/PF7 to enable I2C2.

I'm setting out to configure I2C2 on STM32F051R8. RM0091 (dm00031936) table 13 (pin definitions) has two rows describing pin 47/48 (LQFP64 package) PF6 and PF7 as being configurable for I2C2_SCL and I2C2_SDA.I'm now looking for alternate function (AF...

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wb0gaz by Senior
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Resolved! STM32L476RG VREF 2.5V to AD?

VREFBUF_TypeDef adRef; adRef.CSR |= VREFBUF_CSR_ENVR | VREFBUF_CSR_VRS; adRef.CSR &= ~VREFBUF_CSR_HIZ;Can someone tell me why I cannot set the AD VREF+ to 2.5V?

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SWenn.1 by Senior III
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Resolved! Trigger ADC1 conversion using TIM3 using registers

Hello,I am trying to have analog voltage converted every 2 seconds using the TRGO signal from TIM3. Without much success. For now, I managed to generate interrupt of TIM3 and in TIM3 Handler to use software trigger for ADC. Here is the code:TIM3:void...

UMilo.1 by Associate III
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  • 9 replies
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[SOLVED] Issue with custom External Loader for IS25LP256D on STM32F746 - update to V2.5.0 & deinit qspi in Init()

I've made a custom external loader for IS25LP256D on STM32F746. It works well in general except for one problem. Verify doesn't stop when "Verify Programming" is checked. Memory-mapped mode works well, which means reading is good. Erase() and Write()...