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STM32F4Discovery MEMS example won't output values

Posted on January 29, 2014 at 16:12I'm running the MEMs example fromSTM32F4-Discovery_FW_V1.1.0\Project\Peripheral_Examples\MEMSusing uVision / MDK-ARM and I'm not getting any changing values when the read function is being called on the SysTick int...

jim by Associate II
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problem with i2S full duplex mode with DMA for Rx- stm32f4x

Posted on January 29, 2014 at 13:03Hello,I am new to stm32fx and trying to interface stm32f415 with TI3204 codec, i am operating stm32 in master mode with codec in slave... currently i can not see MCLK being generated by controller i am pasting my c...

usama by Associate II
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STM32F3: timer synchronization ARR change

Posted on January 24, 2014 at 17:38Hi,I'm using TIM1 and TIM8 of STM32F3 to generate PWM signals. I'm using both of the timers in combined PWM mode so that I can get high frequency/high resolution center aligned 4CH PWM. Moreover I'm synchronizing t...

kpavlata9 by Associate II
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STM Studio: variables sample rate

Posted on September 06, 2011 at 22:10Dear,What is the sample rate of variables in STM Studio ? In one of the application notes I found 5msec, but I'm not sure if it is correct. 5msec is too slow. Is that possible to increase/decrease the rate in the...

elil by Associate III
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ADC1 and internal temperature sensor ?

Posted on January 28, 2014 at 08:13Guys, Am I right on initializing ADC ? It's running only one time and then freeze, I put it on forever loop, but stopping, never looping again, any wrong configuration here ? thanks       //read internal temperatur...

stm32f407 Discovery RTC

Posted on September 06, 2012 at 07:55i try to show the time in Hiper terminal using uart.my problem  is moreover this link- /public/STe2ecommunities/mcu/Lists/STM32Discovery/Flat.aspx?RootFolder=https://my.st.com/public/STe2ecommunities/mcu/Lists/ST...

vinothraj by Associate II
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STM32_USB-Host-Device_Lib - host bulk transfer

Posted on January 17, 2014 at 15:30I looked into MSC host example, but I thing BOT is not ordinary bulk transfer?I'm still thinking about RNDIS - the data transfer.Is that also wrapped-command-status transfer or just plain data exchange via bulk-EPs...

STM32F4 external oscillator

Posted on January 28, 2014 at 13:16Hello,I have connected external clock source of 25 MHz from local oscillator to theOSC_IN pin of STM32F4. The problem is, that sometimes happens, that CPU does not start from external HSE and bit RCC_CR_HSERDY is n...

STM32F3 USB as Virtual Comm port

Posted on January 28, 2014 at 18:41I'm working on an STM32F373C8.  I've been working a lot with the usb as a virtual comm port and I haven't had any problems.  However, I'm currently working on an application where I only have the microcontroller se...

mattfox by Associate II
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STM32F4 RTC wakeup event - counter not starting

Posted on January 28, 2014 at 13:47 the counter receives the write value, but it doesnt start when i enable the wake up event. The WUTF bit should be set when the counter reaches 0, but this never happens. void init_RTC(void) { /* Enable the...

jf659 by Associate II
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