STM32 MCUs Products

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STM32L476VG get max ADC sample rate

Posted on August 10, 2016 at 16:38 Hello everyone I am trying to get the ADC working at max sample rate of 5.33Msps. I tested it with a 500Khz sinewave as input but I get 6 samples every period (2us) which is about 3Msps. I set t...

gnu by Associate II
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  • 4 replies
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Where to find X-CUBE-AUDIO-F7 lib ?

Posted on August 05, 2016 at 22:53Hello, I didn't found on the ST web site the libraries pointed by https://www.google.fr/url?sa=t&rct=j&q=&esrc=s&source=web&cd=4&cad=rja&uact=8&ved=0ahUKEwjRgs3AkqvOAhXQzRoKHSnEBBcQFgg0MAM&url=http://www.st.com/reso...

jmf1 by Senior
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  • 1 replies
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Which ADC channel?

Posted on August 16, 2016 at 17:06I'm converting a bunch of ADC channels, and the ADC is setup to sequence through them.I'm polling the results.How do I determine which channel was just converted?I can't find any calls into the HAL or any registers ...

mattreed9 by Associate III
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ST-LINK Utility external NOR-FLASH programming

Posted on August 11, 2016 at 12:18Hello. I have ARM MCU board STM32F407 (Schematic: http://www.keil.com/mcbstm32f200/mcbstm32f200-schematics.pdf ) It is connected to NOR FLASH ( http://www.jameco.com/Jameco/Products/ProdDS/1472780.pdf ) who want to ...

stm32f405 failed erase/programming from sector 4-6

Posted on August 17, 2016 at 14:53Hi, I have a stm32f405 on board connected to stlink v2.  I am using both stm32 stlink utility 3.9 as well as stvp 3.3.8. When I erase/program sectors 0-3, all is fine.  Sometime, I receive failure message on erasing...

benedict by Associate II
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STM32F373 Bootloader for USART1

Posted on August 17, 2016 at 12:59Hi,It is possible to start the bootloader directly for USART1 from application ?The problem is that the bootloader reconfigure pins that I need during the bootloader run.AN2606 shows in Figure 12 a procedure BL_USAR...

roy2399 by Associate
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  • 1 replies
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External interrupts question

Posted on August 07, 2016 at 18:23Hi.Currently I use PA15 pin as external interrupt. The ISR routine is common for lines 10 through 15 and it is called EXTI15_10_IRQHandler. Now, I would like to have another signal connected to pin PB12, which has s...

matic by Associate III
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  • 1 replies
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STM32F042 Vrefint reading

Posted on June 21, 2016 at 13:55Hi everyone,I am working on a project and need to measure analog voltage on some channels. To do so I use CubeMx version 4.15.1, but the readings on channels are significantly different than the applied voltage (about...

RTC ALARM is not triggered! - STM32L152

Posted on August 15, 2016 at 07:22Hi,I am running a STM32L152 into stop mode. The MCU sleeps most of the time (waking up every 1hr to read sensors). As I have the watchdog running, I am using RTC to generate an alarm every 10s (watchdog period is ~2...