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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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SPI NSS configuration

Posted on July 02, 2014 at 15:16Hello, Please could someone post the details to manage the SPI NSS signal? The master drives it ''manually'' using a GPIO bit. I want to use the SPI as a full-duplex master (sending and receiving data simultaneously)....

maximum frequency of STM32F0 @2,5v

Posted on February 29, 2016 at 15:57Hi, What is the maximum frequency of STM32F030F4P6 at 2,5V ?Does the supply voltage have an impact on choice of capacitor value ?I'm planning to use 20pf capacitors and 8 mhz crystal On the STM32F0 discovery schem...

all by Associate II
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This can be realized with DAC and ADC in STM32F103?

Posted on March 01, 2016 at 16:52 DAC is used for generating sinus wave 1kHz. 1000 sample is over DMA transferred on DAC 1MHz/1000SPS = 1kHz It would be good to start each sinusoid nullify one of the counters. This signal, after passing through som...

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wc40 by Associate II
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Discover Wi-Fi with stm32f407 UART Problem

Posted on February 24, 2016 at 11:12I have difficulty handling Discover Wi-Fi. Currently, I am using keil vision and stm32f407 as a host mcu device Also, I am trying to modify the example code but it is not working well. I need help and advice. In t...

manjae by Associate II
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Need help on STM32F207 errata position 2.3.2 (I2C)

Posted on February 29, 2016 at 11:01Hello,  we are using STM32F207ZGT6J with rev code X and we are in trouble with I2C communication. It runs fine for hours with tens of messages per second and then suddenly it doesn't generate a start condition any...

mmensch by Associate II
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stm32f3 DISCOVERY ADC DMA INT PROBLEM

Posted on October 31, 2014 at 12:51 Hi, i have a problem with the dma adc conversion, the values ​​of the conversion are correct but the interrupt is called only once. I would like to get an ongoing conversion. main.c /* Inclu...

Damiano by Associate II
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LdrEx, StrEx, ClrEx synchronization mechanism.

Posted on March 02, 2016 at 02:16 Hello everybody. I can't understand the   LdrEx, StrEx, ClrEx  synchronization mechanism. Error in documentation? Let's look at the:     PM0056 Programming Manual.    STM32F10xxx/20xxx/21xxx/L1xxxx    Cortex-M3 ...

renon by Associate
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