STM32 MCUs Products

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Forum Posts

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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Resolved! STM32F303: GPIO configured with PP affect ADC readings

Posted on February 25, 2017 at 04:22Hi,I'm using a STM32F303 (landing page: http://www.st.com/en/microcontrollers/stm32f303k8.html) for one of my project. I have PA0 configured as a GPIO output with push pull used to turn ON/OFF a BJT. I also have P...

How to set stm32f407 sdio to 48Mhz?

Posted on February 25, 2017 at 17:25hi i want use sdio as 8bit mode and 48Mhz but i try to do this and i saw max 25Mhz on clk line for sdio port.how can i set sdio as 8bit-48Mhz mode?tnx for replay

eittinfo by Associate II
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I couldnot make STM32F103RC CANBUS work

Posted on February 24, 2017 at 17:37hello dear forum,I copied following code from std peripheral libraryhowever I couldnot make it workwhat I am doing wrong ?thank you----------------RCC_APB1PeriphClockCmd(RCC_APB1Periph_CAN1, ENABLE);--------------...