STM32 MCUs Products

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Switch comparator input

Hello, I made a an esc using an arduino a year ago and I wanted to try it with my stm32L476RG, for some reason my code doesn't seem to work, and I think that I'm doing the switching of the comparator input minus wrong, can you tell me if this is the ...

Vertinhol by Associate III
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Resolved! Hello i have a problem with FLASH SR REG setting up flags when i try to write in flash, im using stm32g4 wit 521kbs flash and dual banks plss help.

Here is my code : ignore the led toggles , the screenshot of the sr reg is below and highlited bits. Im guessing it has something to to with the arhitecture of the cpu.Kind regards.void flash_page_write(void){ uint32_t addrr_start=0x08001000; uint3...

skaur.1 by Associate II
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Question of dac output frequency

Hi,Recently I used STM32F407 to develop firmvare code of external DAC device.In order to obtain a sinewave output from dac, I choose TIM2 to trigger interrupt.TIM2_period is configured as 167, and TIM2_prescaler is configured as 0. The sysclk is 168M...

JGu.2 by Associate
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Resolved! Comparator trigger mode register

Hello I have a Nucleo board L476RG and I would like to change the trigger mode of the comparator on the fly, the problem is that I cannot find the register responsible of this in the datasheet.I guess it's not related to the comparator but to the EXT...

Vertinhol by Associate III
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I'm using STM32u575ZI-Q Hardfault is triggering in debug mode when it hits a breakpoint. I'm facing this on implementing IWDG. May I know what might be the issue and resolution?

Here is my code for IWDGLL_IWDG_EnableWriteAccess(IWDG);   // Set the prescaler value of 8 to the IWDG LL_IWDG_SetPrescaler(IWDG, LL_IWDG_PRESCALER_8);   // Specify the IWDG down-counter reload value LL_IWDG_SetReloadCounter(IWDG, 2000); ...

Umahe.1 by Associate II
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Resolved! Bypass vs Crystal ceramic

Posted on July 04, 2017 at 15:47Hello Team,As per STM32F769I-DISCO board schematic, I understood it should be Bypass clock source.But default cube project gives selection as Crystal ceramic. Why it is ceramic crystal?Request you to help me which one...

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Can the STM32F103 support ISO 11992?

I've been asked to modify a device that uses a STMF103 on a J1939 CAN Bus to use ISO 11992. According to Wikipedia, this protocol is "similar to SAE J1939".Does anyone have experience with this protocol? And can the STMF103 be made to support it?Th...