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...


Use of Ember Pro Stack

Posted on August 07, 2013 at 12:43Hello Is it possible to transmit and receive audio packet using ember pro stack with STM32w108cb RF micro-controller .? If yes then please tell me the process. Shakti.

programming problem after Remapping PB3 & PB4

Posted on August 07, 2013 at 10:35Hello, I equipped the Header of the STM32F100RB-VL Dicovery Board with some LEDs. But then I recognised that PB3 and PB4 are not working, because they have to be remapped. Since this remapping I`m not able to flash ...

Is there STM32F051x8 in stop mode has a 1ms timer

Posted on August 05, 2013 at 09:43Hi,I am using the STM32F051x8,I want a timer which could interrupt every 1ms in the stop mode?But I have found the TIM can't work in the stop mode,and the RTC just happen interrupt every second. How can I do?Thanks?...

USB OTG and AHB clock

Posted on August 07, 2013 at 07:29I would like to know that is there any minimum value of AHB if USB OTG is needed?The MCU that I'm using is STM32F105/7 which is in connectivity line series.When I set my SYSCLK to 48MHz or 72MHz and AHB prescaler is...

jlim by Associate
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First attempt at SPI DMA not working

Posted on August 07, 2013 at 05:34 I've lurked for quite some time and learned a ton but am stumped on this one and can't find a solution. I'm new to ARM (8-bit AVR convert) and I'm afraid something simple is escaping me on this one. I've got a ...

craig by Associate II
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[STM32L] ADC channels and sampling rate

Posted on August 07, 2013 at 03:03Hi all.In the datasheet and reference manual,  it mentioned STM32L1xxRx has 1 ADC module with 20 channels.  I know that 12-bit resolution, the maximal sampling rate could be up to 1Msps.My question is, if I use 5 an...

can't write to peripheral register

Posted on August 06, 2013 at 21:14I have begun programming the stm32f4.  I made a really simple program first.  It added one to r0 and stored the result in r0.  Then I used STM32 ST-LINK utility to confirm that r0 is increasing.  It was.  I though I...

drobison by Associate II
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Posted on August 06, 2013 at 17:24I can not find examples in C code of  how to use the SRAM of STM32F205 as Backup (as EEPROM), someone could help me. I searched the ST site and Google

acer by Associate II
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