Forum Posts
Resolved! STM32L476G MCU printf doesnt work after wake up from sleep mode.
Hi all, i realized that , printf doesnt work after wake up from sleep mode, i am using rtc to wake up mcu from sleep mode every minutes. Here is my structure config.sAlarm.Alarm = RTC_ALARM_A; sAlarm.AlarmDateWeekDay = 0x31; // Nonspecific sAlarm....
Weird behaviour with data in flash ( STM32F412RE)
Hello,I have some application parameters stored in flash area, declared like this : __attribute__((__section__(".storageFlash"))) const parametersTable_t flashParameters;The linker script has been modified as follow:/* Specify the memory areas */MEM...
Resolved! Can not start STM32CubeProgrammer under Debian
Posted on January 11, 2018 at 11:54Under Linux Debian Stretch:- if I use the shortcut nothing happens- if I type ./STMicroelectronics/STM32Cube/STM32CubeProgrammer/bin/STM32CubeProgrammerLauncher,I have this error message: Error: Could not find or l...
Power cycling breaks debugging STM32H7B3i-DK board with Keil MDK V5.30
Hi all,I am experiencing problems when trying to debug the STM32H7B3i-DK board with Keil MDK. Intermittently I can successfully connect to the target and debug the board by "single stepping and setting break-point etc" using the debugger.The behavior...
App notes on JTAG?
We are developing a board, will be producing several thousands of them, and they have two STM32L0xx's on them, and some other chips that also have JTAG. I have told the hardware guys that we can combine all the JTAGs into 1 JTAG and save some (much n...
How to detect the flash size at compile time ?
Is there a preprocessor define of the flash size available at compile time ?I know that the flash size can be read at run-time from the FLASH_SIZE_DATA_REGISTER but I need the value for a constexpr.I found only the following definitions - but this is...
Resolved! Store ADC's data stream without losses
Hello, I am working on a project in which I have to store the data from my ADC (in continuous mode with DMA) on a SD card (with FATFS and SDMMC1) without losses. I try to use a ping pong buffer but when I want to change the bufferinwhich the ADC stor...
stm32L151 not wakeup in a long time in stop mode use rtc
Hi, all , please help me . I use stm32L151. when rtc wake up timer is 30 or smaller minuts, the board can wake up, and work . but when rtc timer is 6 or long hours, the board some times not wake up . what happened ? I need a long sleep (many hours)...
