STM32 MCUs Products

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Forum Posts

Saving a Float to BKP Register

Posted on May 28, 2013 at 12:58Hi, I'm fairly new to the world of microcontrollers. I'm using the STM32F103ZG on the MCBSTM32E development board and am saving user-defined inputs to the BKP registers. Most inputs are positvie, small integers. Howeve...

lisa2 by Associate II
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  • 4 replies
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Internal temperatur sensor

Posted on May 16, 2013 at 16:10Hi all I've some troubles with the internal temperatur sensor from my stm32f051: If I read the adc_channel16 I get ~1920 as value. Then I calculate the result in this way �C = ((V25 - VSENSE) / Avg_Slope) + 25 = ((1.43...

pa by Associate II
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  • 10 replies
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Cannot activate 8 bit spi

Posted on May 29, 2013 at 23:42 Hi. I configured my STM32F3-Discovery SPI link to 8 bit data frame but no matter if I send 1 or 2 bytes through it, oscilloscope anyway registers 2 bytes being sent. here is the code: uint8_t readbyt...

fallos by Associate
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  • 2 replies
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STM3240G-eval another camera

Posted on May 29, 2013 at 10:39Hi! I have STM3240G-eval and  much worked with the camera OV2640. Now I would like to connect other camera through extention CN23. How correctly to disconnect thus OV2640?

alem_sd by Associate II
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  • 3 replies
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Unique ID for STM32L-Discovery MCU

Posted on May 29, 2013 at 12:03Good Morning, from STM32L152RB (the STM32L-Discovery Ev. Board MCU) datasheet I read that this microcontroller has a 96-bit unique ID, but it's not mentioned at which memory address can be read. Which is the correct wa...

bs49 by Associate
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  • 1 replies
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Timer 5 Setup

Posted on May 28, 2013 at 22:49I'm just stering with the STM324f Discovery board and am trying to get timer 5 setup as a free running 1us timer that I can access in my code for timing. No matter what I do, I can't get TIM5->CNT to change from zero. ...

cwparker by Associate II
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  • 1 replies
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How to set RTC Alarm in stm32

Posted on May 28, 2013 at 14:15Hi! All,I want to set RTC alarm for specific date and time can any one help me in this regard? i use STM32l151vbt6.Thank You, #stm32l1-rtc-alarm