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Unable to assign an address to a pointer!

Hi,I am trying to assign an address to a pointer the following way:#define FM_P_ADDR 0x0807F800uint64_t * addr = ((uint64_t *)FM_P_ADDR);However, running the line will direct the execution to the Hard Fault Handler routine.What is happening? What ...

PMach.1 by Senior
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TSC Group1 unexpected behavior STM32L552ZE

Hi,I have designed a keypad with 11 touchkey's. For this I have used TSC group 1,3,4 and 6. As FW i have used the STM32_TouchSensing_Library and I have a problem. All groups are working ok, sensing touch corectlyexcept group 1. This group has the sam...

CDan.1 by Associate II
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Resolved! Reinitialize RTC upon watchdog reset

In my application, I have a watchdog timer that resets every 45 seconds if not fed. I also have an RTC. The application records sensor samples, along with timestamps from the RTC.Problem is, when there is a watchdog reset, the RTC is re-initialized t...

STM32F7 I2C timing not respected

Hi,It seems that in some events the I2C data setup time (Tsu;dat) is not respected by the MCU.Please let me know if I am wrong.I am using the I2C1 of an STM32F745 at 100kHz with the HAL library.The I2C setup was done using the CubeIDE.When using HAL_...

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STM32 receive ONLY on SPI peripheral

Hi, I've worked a bit on STM32 before (STM32F7 to be more precise), so I have little knowledge about the STM platform. I normally don't need to ask question on forum because Google is a very good professor, but this time I'm not sure to have found en...

Blue Pill: Enable ssd1306 display via i2c

Hi everyone! I'm trying to learn how to program microcontrollers with C and stuck with trivial task.I have blue pill, stlink v2 and ssd1306 oled displayI'm trying to enable all pixes on the display via i2c: https://gist.github.com/ksevelyar/5e6c0335a...