how to unlock flash?
hello everyone , while burning file in stm32103 with stmcube programmer i checked rdp in option byte ,now when i try to erase previous file and burn new file again it says core is locked up ,is there any solution ?
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STM32F412 SPI not sending
I'm using the STM32F412 with an SPI LCD on a custom board and am having problems with the SPI communications. It seems that the TXE flag is always high, and therefore the code locks on the -:while (!__HAL_SPI_GET_FLAG(&spiHal, SPI_FLAG_TXE)):- check...
Resolved! STM32H735 ADC3_INP16 Issue
The data sheet for the STM32H735 (DS13312) lists "ADC3_INP16" as an additional function for PH5, and this function is also available for selection in both STM32Cube IDE and STM32CubeMX.However, in looking at the STM32H735 reference manual (RM0468) , ...
Resolved! Running STM32L0538-DISCO sample project
Hello. I have recently purchased STM32L0538-DISCO board and I want to play a bit with the E-paper display. After struggling for a couple of hours trying to find some sample code or projects to run on STM32CubeIDE, I have found somewhat relevant threa...
Misleading information in STM32 datasheets regarding NRST
All STM32 datasheets seem to have the Figure "Recommended NRST pin protection" copied and pasted. This figure suggests that an external reset circuit consisting of a BUTTON AND CAPACITOR is recommended to "protect the device against parasitic resets"...
Resolved! Error while configuring STM32H747BIT6 with SDRAM IS42S16320D(SDRAM IC).
When ever i am trying to copy data in SDRAM garbage value is getting transferred. Please suggest what can i do I have attached necessary files with this post.Kindly suggest.
Resolved! Turning ON LED on Nucle-G474RE not working when not using HAL
Hi.I am learning how to turn on LED2 of a NUCLEO-G474RE board by using registers (without HAL).I have created a small project which contains: // This first block works and updates the registers // Start GPIOA Clock (*(uint32_t*)0x4002104C) &= ~(1 ...
Resolved! STOP mode in STM32F103
I'm looking for the low power function of the STM32F103TB. I have some questions about this function:1. I read the code of the AN2629, there has no interrupt routine code. So when we use the RTC alarm and the PA0 (wake-up pin) to wake up the MCU, whe...
HAL_I2C_ErrorCallback occurred randomly in I2C communication
Hi, Currently, we are working with STM32L476JGY6TR MCU. We are facing HAL_I2C_ErrorCallback - 0x00000004 error randomly while communicating with MCU. We are communicating with the MCU Frequently with particular time intervals. In this scenario, some...
Resolved! F411 Nucleo Board ADC Issues
I tried to use ADC in F411 to read two ADC inputs.My hardware is a F411-Nucleo board; my IDE is CubeIDE.The followings are my ADC settings in IDE: I use 2 channels in ADC1 (IN1, IN4)I also use DMA to obtain ADC results...
