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Device identification

Posted on December 10, 2015 at 20:42Hi, short question, what is the meaning of the last two characters (T7) of device ID STM32F407VGT7? Thanks.

paul2 by • Senior
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stm32F746 and I2C

Posted on December 07, 2015 at 22:40Hi,Just need some help with the I2C peripheral of the 32f7. I would like to read 2 bytes from an imager Aptina. The i2c sequence is composed of 1 write cycle followed by 2 read cycles. After the write, the stop ha...

Counting pulses over a certain time period

Posted on November 30, 2015 at 17:00Hi, I am using STM32F1 and want to count the number of times a digital input is high, over a period of 5 seconds. Can anyone please help me with this query? Thanks in advance.

llmg343 by • Associate II
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STM32 UART reliability with high baud rate

Posted on December 08, 2015 at 17:32Hello everybody,I posted a http://electronics.stackexchange.com/questions/204376/stm32-uart-reliability-with-high-baud-rate recently on stackexchange, but didn't get satisfying answer. It's related to reliability ...

jalooc by • Associate
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FatFS append file only once opened

Posted on December 10, 2015 at 15:28 Hello there, I have a logger application on a STM32F407 device. I am saving logs to sd card. Generally it works, but I would like to make the procedure a bit faster by opening the file only once at the beg...

FMC Timing Question

Posted on December 09, 2015 at 19:15Hi I am writing some data to an external device on the address and data bus I have used Stm32cube to set up the timing data. Once I have written the data to the device I have to strobe a data line. This is fine bu...

jowen by • Associate II
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STM32F7 Discovery Board STemWin examples

Posted on September 29, 2015 at 22:32I've tried compiling the included ticker example with the STemWin_HelloWorld project included in STM32CubeF7. Functionally, it works OK but the draws seem to be corrupted. Take a look at the video I've uploaded o...

DMA circular mode with 38 bytes on UART RX

Posted on December 10, 2015 at 06:28I'm using STM32F4 discovery board and I'm receiving 38 bytes on UART RX line periodically, since I want to transfer this in DMA I used DMA circular mode. But according to equation DMA_SxNDTR = Multiple of ((Mburst...

TIM1 PWM output on pin (cube HAL)

Posted on December 09, 2015 at 11:50Hello,I have configured TIM1 as PWM source and enabled it. Its working becouse TIM1->CNT is incrementing and I have blinking LED based on value of TIM1->CNT. But now I need output it on PIN and its not workig. My ...

laski by • Associate II
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