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HAL Full duplex USART kluge fix

Posted on February 18, 2018 at 06:18It turns out that the Hal example  two boards com DMA works only in a simplex mode. The USART is put in DMA rx mode and then, after a packet is received, it reinitializes the USART handle, sends a response, reinit...

wake up from stop mode ?

Posted on February 17, 2018 at 19:47hi,i am new in stm32 i need help about stop modei need to count the external pulses using LPTIME in stop mode after 5 min wakeup and send the data using uart.how i will do this i need programming flow  thank you

Getting started with IDW01M1

Posted on February 17, 2018 at 02:41Hello everyone, i am trying to start with X-Nucleo expansion board IDW01M1 on top of the Nucleo F446RE. Since i am junior developer it is really hard to build a project and get on track without any tutorials. I se...

RTC alarm incrementation for event between a period

Posted on February 17, 2018 at 20:26Hey everyone, I have an alarm enabled and want my RTC to increment the timer to trigger an Alarm every ten minutes between 8 am and 5 pm. I've set the following code as I don't think there's a method provided by H...

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Dfuse problem, B-L072Z-LRWAN1

Posted on June 16, 2017 at 10:27Hi.I am testing with the ST Discovery Lora Kit, B-L072Z-LRWAN1.Dfuse Demo (v3.05) does not download firmware properly.The error message is shown below.The following image is the contents of the option byte.There is no...

0690X00000607NfQAI.png 0690X00000607NpQAI.png 0690X00000607NzQAI.png

Atollic TrueSTUDIO feature request

Posted on February 17, 2018 at 17:43I posted about Atollic TrueSTUDIO here because it is acquired by ST. If this forum is not the right place then could you please point me to right place to ask this question.I started using Atollic TrueSTUDIO since...

RTC register write strangeness, F429-446

Posted on February 17, 2018 at 02:53/******************************* Unlock and set clock sources **********************/PWR->CR = (1<<8); //Disable Backup Domain write protectionRCC->BDCR |= RCC_BDCR_RTCEN;    //RTC clock enabledRCC->BDCR |= RCC_BD...