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RTC in STM32L152RET6

Posted on February 28, 2017 at 07:52hi WE ARE USING STM32L152RET6.Is it have internal RTC?Why  RTC_REFINRTC_TA RTC_OUT    pins are used?Kindly provide any rtc document for STM32L152RET6

STM32F7 casual PWM period

Posted on March 01, 2017 at 11:02Hello, I'm a new member on the forum.I'm working on a stm32f7 and I need to generate a 10 kHz PWM from TIMER 13. I have a very strange problem. Sometimes when I turn on my board, the PWM period is totally wrong, it i...

Backup SRAM content lost in VBAT-mode

Posted on February 28, 2017 at 12:09Are VCAP_1 and VCAP_2 used in Vbat-mode?I have an issue with the content of the Backup SRAM is lost when i power down the device, even though the Vbat is active.If i do a reset the content of backup SRAM and RTC-r...

mats by • Associate
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HAL_SPI_TransmitReceive

Posted on June 03, 2016 at 01:54I'm having some peculiar behavior using the polling mode spin routines (F3), so I took a look at the HAL code.      I'm sending 8 bit data using an array of 8-bit quantities.  Inside the TransmitReceive routine I see ...

Geoffrey1 by • Associate III
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Flash loader demonstrator

Posted on January 22, 2014 at 14:20I use Flash loader demonstrator to load MCU STM32F103 and STM32F207. If I load STM32F103, all is OK. But, if I load STM32F207, there is a problem to erase all flash (-e --all). The answer is ''erasing all pages [KO...

libor by • Associate
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EmbSysRegister plugin for STM32F7

Posted on March 01, 2017 at 08:06Hi,does anybody have the STM32F7's xml file for the EmbSysRegister Plugin of Eclipse or know where i can find it?Thanks

sascha23 by • Associate II
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Memory protection around location 0

Posted on February 28, 2017 at 19:57I've been putting together an article on DMA and one of my examples uses DMA to CRC the Flash memory array of a '407 processor.In comparing the speed of DMA to iterative assignment, I found that DMA will succeed i...

STM32 CanBus cannot get out of interrupt handler

Posted on February 28, 2017 at 12:01hello dear forum,  I try to make CANBUS of http://www.mikrocontroller.net/part/STM32F103RC work I managed to make CANBUS send message in loopback mode however when I turn on receive interrupt the processor hangs a...

HAL I2C example from I2C_TwoBoards_ComIT

Posted on February 28, 2017 at 18:59I am having trouble following the example code as given for the CubeMXHow does it not get stuck in the while(1) loop in the main function? I understand that it is an interrupt, but the only thing that the function...

achin by • Associate II
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