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Forum Posts

SPI unable to write in SPI_CR1 register

Posted on February 15, 2012 at 10:33Hi All, I try to configure SPI on a STM32 however something goes wrong in the SPI_Init() function.  I remarked that the instuction SPIx->CR1 = Tempreg don't write in the SPI register, the register value stay at 0....

SPI Full duplex application

Posted on February 25, 2012 at 15:16Hi good people, I use my MCU as an SPI slave module. application description: It is connected to an SPI generator which sends 8 different words(each word is 16 clks) repeatedly. (1Mhz) : 0x0001, 0x0002,..., 0x0008...

nekudata by Associate
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STM32F2 STM32F4 DMA Streams and Channels

Posted on February 14, 2012 at 18:10Hi Guys, I'm hoping someone can clarify the relationship and use of Streams and Channels on the STM32F2 DMA Controller. I'm unclear whether a Stream can concurrently handle multiple channels, or whether it hadles ...

STOne-32 ADC Lib Examples Problem

Posted on February 24, 2012 at 18:11The F4 library ADC examples typically contain the following structure initialization:    /* ADC1 Init ****************************************************************/   ADC_InitStructure.ADC_Resolution = ADC_Reso...

[STM32F103VE] SPI1 strange behaviour

Posted on February 24, 2012 at 00:53The original post was too long to process during our migration. Please click on the attachment to read the original post.

yooz by Associate
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STM32F4 RTC supply current

Posted on February 23, 2012 at 09:59Where can I find stm32f4xx RTC-module suuply current? I didn't find information in datasheet. I need to know operating time from battery when power-off.

Watchdog problem after FLASH_EraseSector

Posted on February 22, 2012 at 17:09Hi, I use STM32F205RCT6 and attached you will find a sample for the STM320G-EVAL. Following problem. I have enabled the watchdog, but the FLASH_EraseSector takes much longer as the watchdog timeout. So I tried to ...

franz2399 by Associate II
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STM32f103ZE - 6STEP with PWM

Posted on February 23, 2012 at 12:00The original post was too long to process during our migration. Please click on the attachment to read the original post.

stm32fxx_stdperiph_lib and power

Posted on February 22, 2012 at 23:15Does the code in the stm32fxx_stdperiph_lib examples only turn on the functions being used in the example and gates off the other peripherals?  I am trying to measure current consumption for my specific mix of per...

mvonahnen by Associate III
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