What is the exact meaning of''the EXTI can detect an external line with a pulse width shorter than the internal APB2 clock period'' in STM32F1
Posted on December 28, 2017 at 13:31Please if anyone can explain this to me!Thanks in advance.
Forum Posts
STM32f042 standby mode cannot wake up from RTC.
Posted on January 18, 2018 at 12:46I put STM32f042 into standby mode, and enable the RTC alarm as 10 second. However, this RTC does not wake up the STM32f042. I try below:1) WKUP pin can wake up the standby mode correctly2) If not put to standby mo...
May unloaded PLL output's divider be changed on the fly?
Posted on January 18, 2018 at 01:13Again, a question/request to ST:PLL output dividers' desctiptions contain this warning:These bits should be written only if PLL is disabled.Is there any deeper underlying reason for this, or is this only to prevent...
nandFlash via FSMC + interrupts
Posted on January 18, 2018 at 10:23Hello, I'am using STM32F746IG and I have a problem with writing data to the Nand Flash memory via the FSMC . When I generate a project with CubeMx, configuring only the flash memory, everything works, i.e. writing,...
Map Timer TRGO to GPIO
Posted on January 18, 2018 at 09:42Is it possible to map timer trigger output signal to a GPIO pin. Typical use-case for my application is to trigger an external adc with the same signal which is used to trigger internal ADC on MCU. The MCU in quest...
DMA IRQHanlder is not being executed
Posted on January 18, 2018 at 09:25 The original post was too long to process during our migration. Please click on the attachment to read the original post.
STM32F4Discovery and UART3 problem
Posted on January 17, 2018 at 13:16Hello. I have a problem with UART3 on STM32F4Discovery kit. There is STM32F407VG. And I try send string, but program sendin wrong string. I use crystal 8MHz on HSE.In files you can see my code.UART: https://paste.o...
Timer
Posted on January 18, 2018 at 06:12HelloThis is a timer code for arduino Atmel can someone help me to convert for using it in STM32F103, please.// Set up timer 1. // Prescaler = 1, phase correct PWM mode, TOP = ICR1ATCCR1A = (1 << COM1A1) | (1 << WG...
stm32 wakeup from usb
Posted on January 18, 2018 at 05:51i am working on low power modes.i want to wake the system as soon as there is data on the usb.again go to low power mode,in idle state.can any body post example sources for the same
Resolved! Understanding the STM32F4 Linker Script for GCC?
Posted on January 18, 2018 at 03:32I have an STM32F429 dev board. I've been playing around with the GCC version of the STemWin example that comes with the STM32CubeF4 package. I've tweaked the Hello World example to do something entirely different...
