STM32 MCUs products

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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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PDM Filter problem

Posted on January 22, 2014 at 10:08Hi, can someone help me solve a problem on PDM Filter Init function:PDM_Filter_Init() cannot return from it in second invoke.How can we reset the function and call it again?Thanks!  ..........  RCC->AHB1ENR |= RCC_...

PWM tim3

Posted on January 23, 2014 at 04:02 hi, I'm using STM32F030R8T6 to create PWM with tim3 chanel3 (PB0) but after I check in oscilloscope nothing appear in pin B0. can someone help me find what is wrong with my code. #include ''stm3...

Release mode have problem

Posted on January 22, 2014 at 07:50Hi all,I am using IAR v6.6, but I can not config project on release mode, when I select release mode, I still can dubug the code, but it must remove debug code on mode release.Maybe I wrong config, please help meTh...

np1 by Associate II
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SPI Response

Posted on January 22, 2014 at 18:50Hi guys,I have SPI1 set up on my STM32F4 Discovery board to communicate with a Wiznet W5500io ethernet board. I'm sending it commands which I expect responses to, but I'm getting no answer. I know the module is wor...

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spi1 work well only in debug mode

Posted on January 22, 2014 at 09:41i am trying to communicate between stm32100rb discovery value and transceiver cc2500 via spi1. for checking, i wrote a value to the cc2500 to specific register, and then, i read the value of this register, and prin...

STM32F4 DMA large block transfer

Posted on January 21, 2014 at 09:41Hello to all,I am writing application which uses peripheral to memory DMA transfer. When transfers aresmaller than 65535 items written in NDTR register everything is working fine.To be able to support large piece o...

Change IWDG timeout at runtime

Posted on January 22, 2014 at 15:20HiI'm porting a software from STM32F101/STM32F103 to STM32F0x family of uC. I need to change the watchdog timeout during runtime. On the F101/F103 this worked. On F0x it seems to fail. For me it looks as if after a...

hug by Associate
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stm32l100rb eeprom size 2kb or 4kb?

Posted on January 17, 2014 at 14:55In the http://www.st.com/st-web-ui/static/active/en/resource/technical/document/datasheet/DM00078075.pdf of the micro it's listed that the EEPROM size is of 2Kb.In the http://www.st.com/st-web-ui/static/active/en/r...

dfacchin by Associate II
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