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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 - ADC to PWM outputs

Posted on August 18, 2012 at 06:51  The original post was too long to process during our migration. Please click on the attachment to read the original post.

STM32F100RB (documentation) bug

Posted on August 18, 2012 at 12:28Hi all,I think I just found a bug in documentation for STM32F100RB6. Repition register is not working as expected in TIM in one-pulse mode. More on that: http://dccharacter.blogspot.com/2012/08/bug-in-stm32-tims-one...

eltar by Associate III
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SPI Full Duplex looping with SPI_CPHA_2Edge

Posted on August 18, 2012 at 00:19I am trying to receive data over full duplex SPI but STM32 does not line up clock and data if I configure in  SPI_CPHA_2Edge. However if I configure in SPI_CPHA_1Edge, everything works fine. My slave however sends d...

jvaldez by Associate
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SPI transactions of greater than 16 bits

Posted on August 16, 2012 at 16:27Hi,I am looking for recommendations as to how best to deal with SPI transactions where the SPI word length is greater than 16 bits.I intend to use 64 bit transactions from the host PC to my stm32 board. Therefore, I...

gavin2 by Associate II
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About __initial_sp

Posted on August 15, 2012 at 20:30 I am reading the STM32 startup code right now, got a question about stack section, hope you guys can help me. 1. AREA STACK, NOINIT, READWRITE, ALIGN=3 2. Stack_Mem SPACE Stack_Size 3. __initial_sp ...

SPI Beginner-Question (MISO follows CS????)

Posted on August 16, 2012 at 16:51Should be okay now, thanks for the attention!  ______________________    Dear STM32 experts,  i'm doing my first SPI bus and i'm coding STM32 for a week now so please don't be too hard :D I'm trying to interface a h...

STM32 IO Maps in machine readable format (e.g. XML)?

Posted on August 15, 2012 at 17:15Hi, I've asked this question via email to STM in May, but didn't get any response, so I'll try again here: Is there a machine-readable IO map description for the STM32 family available anywhere? By this I mean some ...

Hard fault thrown in NVIC_Init !

Posted on August 15, 2012 at 16:55Hi,I am using the STM32L151VC mpu and I have run into a problem in that a hard fault is being thrown by a seemingly innocuous bit of code inside the STM32L1xx_StdPeriph_Lib_V1.1 in the NVIC_Init() function. The line...

STM32F205VET PortC(PC13) PGIO problem

Posted on August 14, 2012 at 14:59Hello, I have faced a problem with pin GPIO pin PC13. I'm trying to use PC13 as output. Seems like after I initialize USART3 the PC13 pin does not work anymore in Push-Pull-mode. Anyhow If I enable the PC13 pull-up ...

kari2 by Associate II
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