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Forum Posts

Maximum speed of the USB CDC using the HAL library

Posted on May 31, 2017 at 08:52Hi everybody,I have used STM32 HAL libraries to communicate with PC using USB CDC. I want to send a huge amount of data to PC and so, the communication speed is very important to me. However I could get very low speed ...

mh2 by Associate III
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  • 5 replies
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STM32L1 FMEDA Documentation?

Posted on June 05, 2017 at 05:16Hi guys - I'm trying to chase down the STM32L1 FMEDA document - having a bit of trouble!It's referenced a number of times within the safety manual for the STM32L1, but I can't seem to find a copy of it anywhere! Any h...

STM32 ADC Result error

Posted on May 05, 2017 at 11:47hello guys,I've some problem with my STM32F103RE ADC converter.Converted result from analog input in all channels have errors around some specific values.I have a precise Vref of 3.0v and use all 16 channels of ADC1 bu...

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borzoo by Associate
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  • 2 replies
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Resolved! Get DMA count

Posted on May 29, 2017 at 17:55Hi all,I'm using USART with DMA to implement a Modbus rtu slave node.I want to implement this:- the USART use DMA to store received characters in a buffer- a contdown-timer count the time between character to recognise...

francesco by Associate II
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  • 11 replies
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+5V pullup on swd/sck pins?

Posted on June 05, 2017 at 16:19Will a default +5V 10k ohm pullup on swd/sck pins during prog/debug damage them?ST link firmware in the programmer seams to set up these pins as push-pullduring programming/debug.

HAL_StatusTypeDef

Posted on June 05, 2017 at 10:04Hi,Hopefully a simple question :)Developing code on STM32F429. I have Cube installed on my Mac, running demo programs without issue.I am after the definition of HAL_StatusTypeDef . Where is it defined (what file?).I s...

Error in demostration of STM32L476RG-Nucleo

Posted on June 04, 2017 at 20:54Hi,   i have a problem compiling the Demostration of STM32L476RG-Nucleo with Adafruit LCD_1.8_SD_Joystick, the question is: 'Error retrieving content description for resource '/STM32L476RG_NUCLEO/Middlewares/FatFs/Cor...

jjros by Associate
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  • 1 replies
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STM32F401 I2C HAL Error (Possible)

Posted on June 05, 2017 at 12:57Hi,The following is based on an STM32F401 Nucleo and the IKSA101 Sensor board.  The HAL function was form anearlier version of HAL but matches that in release 1.16.0We have been working with the I2C bus on the STM32F4...