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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a reset in IAP, sp or ram or ...??

Posted on April 14, 2014 at 10:56Hello everybody , I have a firmware which runs whose offset adress is 0x9000 and on stm32f105RC (256 KB Flash, 64K Ram). It is a iap sw that runs on stm32f205 I am trying it to run on stm32f105.NVIC_SetVectorTable(NV...

arge by Associate III
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PWM: drive output low in disabled mode

Posted on April 15, 2014 at 16:26I'm using TIM1 for a 6-step motor control on a STM32F2xx. According of the table 4 in DM0004234 application note, I update OCxE and OCxNE at each commutation, to select a new step. When OCxE = 0 and OCxNE = 0, the ou...

Overrun errors with two USART interrupts

Posted on April 15, 2014 at 11:09Using two USARTs running at 115200 baud on a STM32F2, one to communicate with a radio module and one for serial from a PC. The clock speed is 120MHz.When receiving data from both USARTs simultaneously overrun errors ...

about baudrate of USART

Posted on April 15, 2014 at 17:24in the post you gave  that: 9600*25/8, i used it and run correct, but you can describe more about it, in the example of stm32f4 alway use 9600 or 115200.Thank you so muchLe van tuyen

levtuyen by Associate
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DS1307 and STM32 ?

Posted on April 15, 2014 at 12:15Guys Does anyone of you have experience using DS1307 with STM32 ? Any links / references ? Thank

Some Problems with triple Channel ADC -- STM32f4

Posted on April 11, 2014 at 14:46Hello Together,I have a problem with my ADC. I tried to search through the Forum but I couldn't find a similar problem.My plan is to read 6 different Analog Digital Channel on STM32F407 therefore I use ADC1, ADC2 and...

breibold by Associate II
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data transfer speeds

Posted on April 14, 2014 at 21:23Hi all, i'm dissapointed from transfer speeds on STM32F407 @ 168MHz core, i'm measuring roughly 10.7MHz using FSMC with the code: runTIM_stoptime();do{  hh=fsmc_read( 0 );}while( (ui32--) > 0 );stopTIM_stoptime();USA...

Cortex-A chips for Generating Pulses?

Posted on April 14, 2014 at 11:33I am now using a Cortext-M3 chip(STM32F) to control Stepping Motor in an industrial equipment (Only generating pulses and direction signal to send to a stepper driver). Its maximum frequency is 72MHz so I can't add m...

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