STM32 MCUs Products

cancel
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

ADC analog watch-dog interrupt

Posted on March 18, 2016 at 15:43Hello,i want to use the analog watch-dog 1 interrupt with the STM32F334.I configure the peripheral with CubeMx.But the interrupt is never serviced. I must enable the EOC or EOS interrupt to get the Analog watch-dog c...

Multiple reads using DMA

Posted on March 30, 2016 at 13:14 Does DMA has FIFO buffer of commands? My task is to read multiple bytes from different registers via I2C alternately. Could I just write like this: /*Somewhere in code....*/ HAL_I2C_Mem_Read_IT(&hi2c2,...

sincoon by Associate II
  • 658 Views
  • 2 replies
  • 0 kudos

STM32F427 RTC Problem

Posted on March 30, 2016 at 12:59hi, My RTC is driverd by external 32.768K  clock source. It works well,if the MCU does not enter standby mode. Let the MCU enter standby mode and wake up every 60 seconds by alarm, RTC will slow about 6 seconds durin...

STM32F401 discovery - USB CDC not working

Posted on March 15, 2016 at 18:17Hi, I'm trying to get USB CDC to work. The sample project with USB CDC works and it outputs Hello\r\n, however, when I've added additional tasks and I2C usage, the application is stuck inside in an infinite loop insi...

STm and TrueSTUDIO. Dead code highliting and rollover

Posted on March 30, 2016 at 01:29I've posted this on Atollics site too but thought I'd ask here also. Added some modification code to a example project and was successful ! Except now my code appears in the editor and NONE of the *mouse rollover a f...

STM32F042 RTC ACCURACY

Posted on January 28, 2016 at 12:42to be migrated, sourceId: 62564:697285D7-A9CA-445D-B16C-F23BF0E3B1A3 #lsi-rc #stm32f0 #rtc #stm32f042

STM32407 Issue

Posted on March 30, 2016 at 13:50Hi,I was wondering if someone can review my schematics as I am having issues with the JTAG. The voltage rails have the correct voltages but device is unable to be detected using JFlash and JLink EDU. I had another ha...

0690X00000602z6QAA.jpg 0690X00000605O7QAI.png

STM32F072: What is the best PREDiv for 25 MHz HSE?

Posted on March 30, 2016 at 09:22Hi all: I have a board with an STM32F072. The HSE runs at 25 MHz, because I need to supply another chip with that frequency over the MCO output. What are the best PREDiv etc. settings for this input frequency? On the...

Diez.R. by Associate II
  • 853 Views
  • 5 replies
  • 0 kudos

Fdts in RM0090 Reference manual

Posted on March 30, 2016 at 09:03I'm working with timer1 in PWM input mode and trying to add a filter to remove input spikes. The document refers to a signal called Fdts when configuring the capture filter. I can't find the source / frequency of the...

tpb by Associate
  • 1214 Views
  • 2 replies
  • 0 kudos