STM32 MCUs Products

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STM32F7: Missing programming description for FLASH_OPTCR1

Posted on February 27, 2017 at 11:40Hello,rm 431/385/410 for the STM32F7 series in chapter3.4.2 Programming user option bytesdoes not mention how to programm FLASH_OPTCR1.For the STM32F46 series RM0386 shows how to program FLASH_OPTCR1. Probably STM...

VBAT pin on STM32F070

Posted on February 22, 2017 at 09:58Hello, These days I was working on the internal RTC of STM32F070, I looked at the examples majority are those in which STM32 micro controller possesses VBAT pin as opposed to my STM32F070 doesn't have that pin, I ...

Resolved! how can i solve it ?

Posted on February 27, 2017 at 06:38I have a problem.the problem is please install truestudio toolchain to open the project or associate the file type of the project with your toolchain in system default program settings.i don't know how can i solve...

DMA transfer count

Posted on February 27, 2017 at 07:07Since the Wish List seems to be closed, I'll put this request here.To the processor designers:The DMA transfer count is a 16 bit value that can be in the range 1-65535. Since 0 is a useless value and 65536 would b...

STM32F3 opamp in PGA mode: DC conditions

Posted on February 27, 2017 at 04:34GreetingsI'm trying to determine how I set the DC conditions (i.e. input bias) on the +ve input of an opamp on the STM32F3 series when all the feedback is internal during PGA mode. If I set the input to half way b...

STM32F4 Precision measure period of a signal

Posted on February 26, 2017 at 20:30Hello all,i need to measure an external clock source of 32768hz  with little variation as posible... this means to measure as true as possible,  with variations  maximum of +/- 2hz ...Is this achievable with  inpu...

Bogdan by Senior
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Can't debug CUBEMX generated code

Posted on February 26, 2017 at 01:52Hey, I got Discovery F3 board, i wanted to start project which uses I2C communication, so i enabled I2C1 peripheral and generated code for EWARM IDE using CubeMX. I uploaded code on board and pressed GO in debug o...

Resolved! fresh Custom HID Project, not flashable on my STM32F4

Posted on January 21, 2017 at 13:33Hey guys,I created 2 sets of projects with CubeMX for my STM32F429I-Disc 1 board.I project is a Device HID project, the other one is a Device Custom HID project.The Device HID projects works fine, the Custom HID pr...

Resolved! STM32L432 - I2C Address Off By 1-Bit

Posted on February 24, 2017 at 06:55 Hi, I recently brought up the I2C using the STM32CubeMx(4.0) and STM32CUBE_FW_L4_v1.6.0 and I was attempting to write to a slave device with an address of 0x2A. I noticed that my slave device was NACK-in...

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Nolan L by Associate III
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