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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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STM32F10x_DSP_Lib_V2.0.0 where to find?

Posted on March 17, 2013 at 20:17Hi All! I just start with stm32 exacly with STM32F103VBT6, i have evaluation kit and i need library named: STM32F10x_DSP_Lib_V2.0.0 and sd_stm32.c where i may find it? Thanks for You patience! #lmgtfy

STM32 USART DR unavailable

Posted on March 14, 2013 at 09:35 Hey, guys! I have one stupid error, show me the right way, please. I'm actually working with STM32L-Discovery and trying firstly to work out the USART. I've done all necessary configurations for th...

dima by Associate II
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  • 6 replies
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STM32F4 RTC and LSI question

Posted on March 17, 2013 at 15:31Hi I'm just wondering why the LSI on the STM32F4 Discovery board has inaccuracy's, I've searched the internet and application notes but can't seem to find the answer? My seconds on LCD jumps several times between 0-6...

bee2 by Associate II
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  • 4 replies
  • 0 kudos

low power mode (snapshot) on OV2640

Posted on March 17, 2013 at 17:37I'm working on a project where power consumption is a critical issue. I need to store a frame from a camera (OV2640) on the uSD each 2 seconds. My problem is that the camera's clock is always on which bring the power...

problem with generation of sine wave

Posted on March 09, 2013 at 14:29Hello, I am trying to generate sinusoid signal via DAC. I can´t use look up table of sine values, because user will enter amplitude. So values of sine are first computed in program and than stored in buffer: sine[i...

j3lda by Associate II
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  • 4 replies
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STM32F & 4-quadrant complementary switching

Posted on March 16, 2013 at 21:38Hello, I want to implement the bipolar 4-quadrant complementary switching using STM32F103C8 TIMER1. The bipolar switching requires that the top and bottom switch PWM signals need to be swapped.I have read STM32F103C...

STM32f4

Posted on March 16, 2013 at 19:52hello all :) i have bought the stm32f4 board but i can't develop easely for it ( i just can control pins and serial) plz i want a tutorial show me all ( interrupts , lcd control , accelometer ...etc and thnx :)

STM32F407 I2S High speed trouble

Posted on March 09, 2013 at 17:28 Hello peolpes, maybe somebody can help me. For a testing I use two I2S - one(I2S3) for transmitting, second (I2S2) - for receiving, phisicaly connected at the PCB. At both I use Double Buffer DMA...

alexandr by Associate II
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Interrupt on CEN bit setting in TIM7

Posted on March 06, 2013 at 13:06Hello everybody!I'm using timer TIM7 on STM32F407 to generate an interrupt on overflow. It works fine except one thing. When I enable the counter at first time it rises an interrupt immediately, right after setting t...