STM32 MCUs Products

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Forum Posts

CAN doesn't receive in loopback

Posted on September 19, 2017 at 10:34 Hi all, I have connected CAN driver TAJ1050 to my STM32F469I-Discovery kit on extension port CN12 (pin 9 and 10). I can transmit message which is correctly received in another device (I can see this messag...

Read output state of Timer

Posted on October 28, 2017 at 18:54Hello engineers,could someone help me with one issue? Iam finding way to read output state of timer but unsuccessfull. I have one timer triggered by Comparator. This timer is configured as one pulse and is master f...

marek2399 by Associate II
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Dual port dma?

Posted on October 29, 2017 at 18:45Hey everyone,I'm confused by the an4031 application note on the DMA. It states that only one DMA stream can be active at a point but later on it goes on to say that :Dual AHB-to-APB port:The AHB-to-APB bridge is a ...

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con3 by Senior
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Proper backup domain access question

Posted on October 29, 2017 at 10:26Hi all,I've noticed that in every example and CubeMX generated code the backup domain access bit is set and never reset. It is as if once the application starts the access is allowed and never restricted again, so ...

HAL RTC

Posted on October 09, 2017 at 13:52@Hi,I did my project in cubemx  with STM32F405.But unfortunately i forgot to add/initialize rtc in cubemx.Now i want to add rtc in my project.And i don't know how to add it (because my code size is too much heavy a...

Fail when flashing C program on STM32 MCU

Posted on October 28, 2017 at 17:37Hi ladies, guys, I am currently working on a project, so I am getting used to work with SMT32 MCUs and more particularly with STM32F411RE. I have built a C program just to blink the led user, in order to reduce fla...

MP45DT02

Posted on October 28, 2017 at 19:57Hi friends,I want to try fft analyze with Matlab to C conversion but I have some question.First, how can I get values from microphone(STM32F4 Discovery kit using CubeMX Hal library),I think using I2S but an article...

Zek_De by Senior
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LED Brightnes STM32F3

Posted on October 27, 2017 at 19:10So I have an assigment where I need to do the following:- 10stages of brightnes (from lowest to highest)- at each button press we change stage for 1- first brightnes is going up, when reaches maximum is going down ...