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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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Resolved! ADC Current sensing using a Potential Divider

Posted on January 20, 2018 at 16:48Hi All,I'm going to be building a motor control circuit, and what I would like is to be able to monitor the voltage and current going into the motor.Was going to use the STM32F108's inbuild ADC to measure this, so ...

Jive... Community vs. forum?

Posted on January 18, 2018 at 11:40Congratulations for fixing the forum! (knocking on a wood)A confusing thing for newcomers like myself is that questions can be asked in the STM32 Forum and in the STM32 Community. The latter IMHO is confusing and s...

Pavel A. by Evangelist III
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Resolved! STM32H743 SPI2 waiting affects other RTOS tasks

Posted on January 09, 2018 at 14:50Hello, this concerns CubeH7 1.1.0.Simple app with 2 FreeRTOS tasks:task #1 sends data continously via Ethernettask #2 calls   i.e.int waiting_time=0x1000;HAL_SPI_Receive(&hspi2,buf,10,waiting_time);to receive 10 by...

send data to serial Keil uvision

Posted on January 19, 2018 at 23:15I am looking for a GUI window in Keil uvision4 to send datatothe serial. When I open serial window (USART &sharp1-3), I am not able to type any characters on the screen to send to the serial.Is there a way to manua...

STM32F429 CAN communication

Posted on January 17, 2018 at 13:00Hello,   i am using STM32F429IIT controller.I am trying communicate between CAN1 and CAN2 but yet not success.can you please provide any reference code for the CAN communication.Thanks #stm32f429-can-communication

STM32F401: HAL Busy never clears after write

Posted on January 20, 2018 at 01:48hi there,   I am debugging an issue on the M4 where the SR2 hal busy bit never clears after a write transaction. The slave device asserts clock stretching but releases the clock.  with some debug added to the hal c...

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H7 silicon bug?

Posted on January 19, 2018 at 18:01Dear All,I try to write to the community with the hope that ST can read this message.I am facing to a problem concerning the usart2 of the new H743. I suspect a silicon bug!As soon as I stress a bit the communicati...

Cant set any data in SDMMC register on STM32L496VGT

Posted on January 19, 2018 at 16:54Hello everyone,           I have a really weird issue with running an SD card on a STM32L496VGT. I can't seem to set any bit in any SDMMC registers. I've tried hard setting a value using my debug tool with the code...

H7 silicon bug?

Posted on January 19, 2018 at 18:05Dear All,I am facing to a problem concerning the usart2 of the new H743. I suspect a silicon bug!As soon as I stress a bit the communications handled by the usart2 (reception) after a while I have an hardfalut exce...

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