STM32 MCUs Products

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Forum Posts

Can FMC_NOE used as Clock?

Posted on June 27, 2016 at 05:17Hello eveyone.I'm using a STM32F746 to drive two AD7606s under FMC NOR-flash mode, to read the AD's data, i need to put a nRD signal into the AD7606, and FMC_NOE is chosen for it. The nRD signal shall be 15ns low and ...

Alarm interrup doesn't work

Posted on June 22, 2016 at 17:29Hi every one, I am working with stm32f2, I am having problem to wake up from stop mode using the alarm A. Someone can advise me about how to use it. The code I am using is this: RTC_InitTypeDef RTC_InitStructure;    R...

jampino by Associate II
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  • 3 replies
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Unable to set breakpoint using Keil

Posted on June 28, 2016 at 00:33I am fairly new to Keil and HAL libraries.  First I use Cube to generate a project for the CAN project.  I notice that I cannot set a breakpoint on any function that is not explicitly called in main.C.  Well there are...

Vu.Andy by Associate III
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  • 1 replies
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stm32f746g-disco. Problem with adc. multichannel

Posted on June 27, 2016 at 11:14Good morning, sorry for my bad english I have a problem, with the adc peripheral. I want to take 2 measurements, each from a different channel. My idea is to use ''NbrOfCurrentConversionRank'' to differenciate a chann...

Running code out of RAM after a full flash erase

Posted on June 13, 2016 at 23:54I am using an STM32F415 as part of a USB dongle that generates and stores cryptographic keys.  For the development version of the dongle I want to be able to switch back and forth between RDP levels 0 and 1, which I c...

ron2399 by Associate II
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  • 5 replies
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STM32F746ZG config with AD7606

Posted on June 25, 2016 at 06:50Hi everyone!I'm using two AD7606 together with a STM32F746ZG.AD7606 can be configured to parallel or serial mode, but i don't know see clear how to config it with MCU, here are some ways,:1. AD7606 in serial mode, it'...

stm32f4 discovery - strange frequency

Posted on June 27, 2016 at 21:31Hi, I am new at programming ARM microcontrollers and I use stm32f4 discovery board. I have tried to program blinking of the 4 user LEDs on the board so that it should change its state every 10 seconds assuming 16MHz i...

petr2 by Associate II
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UART transfer problem with PC

Posted on June 27, 2016 at 23:47Greetings everyone. I am in the early stage of the development of a data acquisition software, still getting familiar with STM32 (read through the reference manual, datasheet and many appnotes). I have written a test ...

h267947 by Associate
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f_utime FATFS wrong time and date

Posted on June 27, 2016 at 15:27Hi . I'm using FatFS on SDCARD with STM32F40x. I call f_utime after closing a file that  I create. I followed exactly this post https://my.st.com/public/STe2ecommunities/mcu/Lists/cortex_mx_stm32/Flat.aspx?RootFolde...

gb by Associate
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Problem with CRC combined with LTDC

Posted on June 26, 2016 at 22:40 Hi all, Here is another funny problem to crack. I use ltdc and I also want to use crc. There is no problem with ltdc until I call the functionHAL_CRC_Calculate(). See the video OK.avi and NOK.avi for illus...