what will happen when rtc overflow, stop running or reset the counter register?
hi all, when rtc overflow? this will happen in my use env. does the rtc counter auto reset to zero or stop count?
Forum Posts
I can't programm MT25QL512ABB8ESF-0SIT flash on STM32H747I-DISCO Discovery kit
Hello!I can read any registers, but can't proramm it. This is my first attempt to work whith this flash in this KIT. Initialization - HAL, STMCube IDE. Code in main function after Initialization (initialization - auto generate in IDE):QSPI_Write_en_C...
1Hz interrupt from TIM3 ?
Dear Members,How can I get exactly 1Hz interrupt from TIM3 ?I use STM32F4 Discovery and looking at TIM_TimeBase Example, but I can not get exactly 1Hz yet...ThanksCode :TIM_OCInitTypeDef TIM_OCInitStructure; __IO uint16_t CCR1_Val = 54618; __IO uint...
STM32F427 CAN protocol
HiI am working on Redesign project. The existing controller is STR912FAWx. In this controller, CAN protocol has CAN_IDR register to identify the message objects causing the interrupt.Similarly, in STM32F4 do we have CAN message object to identify the...
Resolved! Save data to No init RAM on STM32F7
Hello, I'm using STM32F7.I want to save data on F7 memory, where is not delete after reset. My data may has 1-2KB size.Anyone can tell me how to do that?I read and found that i can do with no init ram, but I can not find any tutorial or documents rel...
Stm32f103 OB(Option Byte) Functions Problem
I was going to use the following code to protect the code for STM32F103, but functions that write OB (Option Byte) are not defined in the SPL structure.
Strange Boot Sequance on STM32H7
I am using STM32H7 for about 2 years with stable HW an SW .after some SW change I found strange behavior .If the debugger is connected and I flash the application using ICD "ST-Link Ver3" the micro-controller boot normally.but the micro-controller ha...
Resolved! OpenOCD cannot open connection to STM32L4 board (STEVAL STWINCSV1)
I have a STEVAL STWINCSV1 board with an STM32L4R9 chip connected to my computer via USB. I am trying to use OpenOCD to flash a new image. I am using the command `openocd -d -f board/stm32l4discovery.cfg` to try to open a connection to the board. Here...
Resolved! Issue in using two channels of Timer 2, one as input capture and another as output compare.
Dear All,Board: Nucleo - H745ZI-QWhat am I trying to do ?I am using to measure pulse width of an signal using input capture mode of timer 2 channel 1. Then multiply that width by two and wait for that much time and generate an output pulse using outp...
Where are the registers corresponding to my button on nucleo L152RE?
Hello,there's a user button on that board. I'd like to attach this button to an interrupt handler.I have to enable this button for interrupts. It should be done by setting some bit in some register called SETENA0 or maybe SETENA1 or something like th...
