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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STM32F429 I2C for SMBUS

Posted on June 12, 2016 at 05:29Hey folks, I am trying to implement an SMBUS protocol on an STM32F29 board using the HAL-I2C drivers. Main purpose is to be able to read a MLX90614 temp sensor and report the output to the screen. I am getting some od...

moritz by Associate
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STM32 F303RE USB DMA conflict

Posted on June 11, 2016 at 18:31Hello,I started using USB CDC device in my project which uses F303RE controller. I struggled to get it working until I realized that it is most likely using same DMA channel that I'm using for SPI3 access. I'm using D...

lkaino by Associate II
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STM32L0 USB slow after second cable replug

Posted on June 10, 2016 at 12:43I have a curious problem on my STM32L151. I have the USB running in double buffering mode, and I can get a transfer rate of ~10MBit/sec. But after I unplug the USB cable, and plug it back, the transfer rate drops to ~...

srdjan by Associate II
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Product voltage range?

Posted on June 13, 2016 at 19:32RM0351 ('L4) rev.4, ch.6.2.8, in two (2) places - in text and table - mentions ''Product voltage range''. My guess is, that it is supposed to read ''Power voltage range'', and that that chapter should contain a link t...

How to receive data with USBD Custom HID

Posted on June 13, 2016 at 20:38Hi all, I work on a USB project with my STM32F103. I want to use USB HID because it don't need any driver and it easy to integrate with the help of Cube32MX. i can sucessfully send data from STM32 to PC and grap it wi...

bastien2 by Associate II
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STM32L4 ADC configuration

Posted on June 13, 2016 at 09:52RM datasheet specify that ADEN must be 1 before configuring CFGR, SQRx ... HAL_ADC_Init library configures these registers with ADEN= 0 Which procedure is the right one ? #adc-config

STOP reception in UART IO with interrupt

Posted on June 13, 2016 at 16:56 Hi everybody. I have an stm32f4 micro trying to communicate with device via UART. I want to receive with interrupts and possibly, based on some conditions, stop the reception process (i.e. if some time exp...

valerio2 by Associate II
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