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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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STM32F042 blown up - what could be the reason?

Posted on April 12, 2016 at 11:39Hi there, we are prototyping a product that involves an STM32F042. It was working great but ... two units got the STM32 blown up! It just gets really hot and nearly pulls the VDD down.Some details and ideas:- We didn...

Stm32f429 GPS PPS measuring

Posted on April 20, 2016 at 09:38 Hi! I try to measure GPS PPS (pulse per second) duration by TIM2. Setting code: TIM_TimeBaseInitTypeDef TimeBaseInitStruct; TIM_ICInitTypeDef ICInitStruct; TimeBaseInitStruct.TIM_Prescaler = 0; TimeBaseIn...

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self programming

Posted on May 04, 2016 at 10:58hello every onei want to design stm board which  should has device firmware upgradebut in this case i have no access to boots pinsmy upgrade data will be send by 3g (GSM module) to board and 3g module just have serial ...

IAP: Command line tool to program Flash ROM of STM32 SOC

Posted on May 04, 2016 at 11:27Hi All,Sometime ago, I developed a bootloader for firmware update over the air (GSM/GPRS network) for STM32F0xx SOC; many thanks to ample information shared by the community members and ST's documentation. To make the ...

gmate1 by Associate II
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Low Power ADC readback issue on STM32L052x6

Posted on May 03, 2016 at 23:27We set ADC1 on the M0 micro-controller to listen to a GPIO pin. Under low power mode, the reading is shifted.The low power mode for ADC setup is as following:    .Instance = ADC1,    .Init.ClockPrescaler = ADC_CLOCKPRE...

Cortex-M4 DSP instruction

Posted on May 02, 2016 at 19:45Hello!I would like to ask, if anyone knows, if there is a DSP instruction for Cortex-M4, which would calculate x*x + y*y. I saw that there are some quite complex instruction which are intended for similar calculations,...

matic by Associate III
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LCD in 8080 mode with STM32F429 FMC

Posted on April 16, 2016 at 16:40Hi all, I have trouble getting a LDC Display on the STM32F429 FMC to work in 8080 Mode. I use the same hardware connection like withe STMF4Discovery Expansion Board and the STM32F4DIS-LCD Modul.FMC_D0   (PD14)  -> LC...

jens23 by Associate
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Cannot do DMA with USART Rx

Posted on April 22, 2016 at 11:07Hello communityI am having troubles when doing DMA with USART on an STM32F030. Thanks in advance to anybody will help.Not sure if i did the homework correctly so I need someboody to check thisTMy application aims to ...

stanzanim by Associate III
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UM1734 Error - USB Device - CDC

Posted on May 03, 2016 at 11:50pdf:      UM1734rev:      3page:     52/59Section: 6.5.6step:      4bug:       text wrongly reads: CDC control requests should be handled by the function Controllability().fix:        state the name of a function or ca...

peculiar error

Posted on May 03, 2016 at 14:15Hi i am using f429. and also using the stm library. problem with decryption.. 

arunl4g by Associate II
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