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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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TIM1_UP_IRQHandler not working

Posted on June 06, 2013 at 00:05All my timer interrupts are working except for TIM1. What could be wrong. I'm using Keil ARM with the STM32F013C8. Here is my startup code: EXPORT  WWDG_IRQHandler            [WEAK]                 EXPORT  PVD_IRQHand...

bluscape by Associate III
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Using DMA with communication peripherals

Posted on June 04, 2013 at 16:59Hi all, I just want to clear up my understanding of DMA and how it works with respect to communication peripherals such as SPI and I2C. First, let's say I have a function that does some matrix multiplication and saves...

kevin by Associate II
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Popular Microcontroller?

Posted on June 05, 2013 at 15:41I'm looking to order a 32-bit microcontroller to replace my atmega168.  Whatever I order needs to have at least 2 quadrature decoders, and it would be great if it had an fpu, but that's not necessary.  Also, I'm looki...

mattfox by Associate II
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Nice free compiler

Posted on June 05, 2013 at 16:52Did not see that somebody mentioned http://www.emblocks.org/ compiler, it's based on http://www.codeblocks.org/ and is free.

Flashing form windows command line

Posted on May 16, 2013 at 18:53I have a project where I will need to flash a few hundred chips that are already on boards. I have set up a chain programmer which is controlled by an MCU. basically it is just a chain of sockets for the boards that al...

berge472 by Associate II
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LDR-Light Dependent Resistor and STM32Discovery

Posted on June 03, 2013 at 20:11i want to drive a motor for a control of the door  following the LDR sensor signal ( open when it feel light and close it when it's darkness)I have an STM32F100RB. please i need your help urgently thanks a lot

jfaycel by Associate
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STM32F3 Discovery / STM32F303VC 5V tolerant IO

Posted on June 04, 2013 at 18:38Good afternoon, I'm a student working on a robotic project using a STM32F3 discovery evaluation board. I read that there are several IO that are 5 volts tolerant among all IOs the board have. The issue is that I can't...

pierric by Associate II
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pdm fiiter

Posted on June 04, 2013 at 11:33 pdm filter libPDMFilter_IAR.a Does LibPDMFilter_IAR.a in the STMF4 DISCORVERY  is used for all STM32 family? for example, Is LibPDMFilter_IAR.a used for STM32F1XX not STM32F4XX????

sojaewoo by Associate II
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STPM01 Power meter software application setup

Posted on May 29, 2013 at 15:33Hi,I am trying to make a 0,5 class meter with STM32 and STPM01.I found a software to calibrate the meter that is STSW-IPE005:http://www.st.com/web/en/catalog/tools/PF257783What I wanna know if there is a hardware that ...

felipe by Associate II
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