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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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Stm32F4-discovery and USB

Posted on February 12, 2013 at 21:28hi, Can we send data via graphic interface to the stm32F4 via USB ? If it's possible, give me some exemple or what i should do to make USB work. Can we work with USART and USB in the same time ? Can someone help m...

Constant Data at Fixed Flash Address.

Posted on February 12, 2013 at 22:33I have a boot loader that resides in the first flash block of an STM32F4 family processor which is 16K begining at 0x08000000.  I would like the last four byte of the sector at 0x08003ffc to contain constant data ...

STM32F4-Discovery based debugger

Posted on February 12, 2013 at 11:54Hi,There is a short hack on how to make a Cortex debugger from Discovery board at: http://searchingforbit.blogspot.com/2013/02/free-cortex-debugger.html.It is based on free design (not open) without size restricti...

zomirp2 by Associate II
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Reading ADC Multichannel from sensor

Posted on February 13, 2013 at 18:48 i am having trouble writing code on STM32f103 , I want to get value from accelerometer and send to UARTvoid RCC_setup(void){ ErrorStatus HSEStartUpStatus; RCC_DeInit(); RCC_HSEConfig(RCC_HSE_ON); HSEStartUpStatus...

worst forum software ever

Posted on February 13, 2013 at 17:41Note, that PWM is the functionality of the timers (TIMx), so you need to learn first which of the timers support PWM, and then look where are the timers' pins. Also, all IO pins can function as EXTI, but not at th...

STM32-E407 + ARM-USB-TINY + OpenOCD Stack problem

Posted on February 13, 2013 at 14:06Hi, I have successfully programed and debugged my chip many times with toolchain from subject (IAR 6.30.6 + OpenOCD 0.6.1) and everything worked just fine. Then something went wrong. After download IAR threw a wa...

xxmarko by Associate
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Timer ISR return procedure

Posted on February 11, 2013 at 19:01Hello to everyone.I have just started to study STM32 microcontrolles (using STM32F4 Discovery kit) and can't understand one thing.Test task is simple �? set up Timer 7 to generate 100000 update events per second...

the doubt in M4-Discovery input capture library

Posted on April 19, 2012 at 19:43like this: I don't know why selecting opposite polarity ! /* Select the Opposite Input Polarity */  if (TIM_ICInitStruct->TIM_ICPolarity == TIM_ICPolarity_Rising)  {    icoppositepolarity = TIM_ICPolarity_Falling;  }...

malloc not work on size more then 500 bytes in STM32

Posted on February 12, 2013 at 13:25I try to enter malloc for some area at my programI use IAR 6.4 with STM32F205ZC.first i annunce the buffer pointeruint16_t * ADC3ConvertedValue; and then I call the functionADC3ConvertedValue = (uint16_t*) malloc ...

Barbie by Associate II
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