STM32 MCUs products

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New possibilities for the ultra-low power segment!

STM32U0 is the first Cortex-M0+ with a static consumption of only 160 nA in standby mode with RTC (Real-Time Clock) and 16 nA in shutdown. It also achieves 118 points in CoreMark and targets SESIP level 3 and PSA level 1 focusing on firmware code pro...

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STM32CubeMX: SDIO 4bit issue

Posted on April 15, 2015 at 17:33STM32F429 Generated Code does not initialize all pins correctly, some should be set to open drain highspeed, this has to be done manually. Without this only 1bit mode works correctly 4bit gets stuck. We use a 2GByte ...

Quadrature encoder simulation

Posted on April 28, 2015 at 16:49Hello I am using the STM32F4 interfaced with two hall effect quadrature encoders.Is there a method to generate the signals (A,B) coming from the encoder to validate my work ? because now i don't have the sensor  #...

Where is the datasheet? OR Where is my tutorial?

Posted on April 29, 2015 at 14:24I bought a discovery board with STM32F4 family processor (comes with a TFT LCD). I have my IDE working and downloaded CubeMX and generated some init code - no problem.Now, I don't know how to do anything! How do I to...

Nucleo L1 on OS/X

Posted on April 29, 2015 at 12:46Hello,I tried to ''get started'' with my Nucleo L1 Developing Board. I've checked that all jumpers are set as they should be and than connected the board to my mac book. The red power led is blinking, the green (LD2)...

torsten2 by Associate II
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STM32F4xx system clk

Posted on April 29, 2015 at 10:46Hi,I have a doubt concerning the clock architecture of the MCU in subject.Can the System Clock be used directly for any master (CPU core, DMA etc.) without passing through the AHBx prescaler. The reason for this ques...

damiano2 by Associate
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How to init GPIO on CubeMX generated code ?

Posted on April 26, 2015 at 11:42 Guys, I have generated a code for Keil from CubeMx but I can't initialize GPIO, I can see a code in main.c below....anyone knows how to initialize GPIO,reset and set a bit on it at CubeMx generated c...

STM32L15 Touch Sensor and RI

Posted on April 29, 2015 at 10:21I am trying to write my own driver for the touch sensor and right now, am learning how to use RI. I thought I understood what to so I tried to connect pins PA.0 and PA.1 together. And measure the resistance between t...

GPIOE and ETH on STM32F107

Posted on April 28, 2015 at 14:51Guys, Is GPIOE related with ETH on STM32F107 ? I tried to activate ETH and I can't send command to GPIOE ?? Are the multiplexed together ? Any clues ? thanks #i-have-a-clue

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