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Forum Posts

UART tx stop when I send messages for a long time

I'm using uart fuctions with my board STM32F401RE.I don't use cts, rts (hardware flow control) and any receiving process.So I only transmitt some values to PC but I found that when I send a message constantly, suddenly it stop. I think it's related w...

dlee.0 by Associate II
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Install DFU driver on Win7 failed

Posted on August 11, 2015 at 04:28Hi guys,I wanted to test DFU function with my STM32F401 board, and my Win7 has installed DfuSe V3.0.4. After I plug USB to PC, it shows the driver is not corrected, so DfuSe can't recognized the USB device.I searche...

dqyang by Associate II
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  • 13 replies
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USB CDC -- zero length packets

Posted on May 25, 2016 at 23:27I used stm32cubeMX to generate a CDC project for the stm32f3 discovery board.  After much fussing, I have a pretty stable echo going.  If I use a program to generate output/input from the host, I'm finding writes of 64...

Geoffrey1 by Associate III
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  • 5 replies
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Issue with using internal opamp on the STM32L4

Hi I have been reading an ST presentation regarding using the internal opamp on a STM32L433. Am I reading it correctly, this saves in having to use an external opamp? I want to use it for as a follower for the analogue input. I am not sure I am read...

can we run multiple applications same time on stm32

Hi, I want to run DSP lowpass filter and also run other applications like voice over ble and touch screen interrupts at the same time. running one after the other is not efficient.Is there a way to run these applications in parallel on a stm32 proces...

VPotl by Associate II
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  • 6 replies
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Resolved! reset all MAC subsystem internal registers and logic - fail?

DMABR->SR should be auto-cleared when set 1.I haven't modified code - auto generated by hal.It always timeouts - any ideas why? I tried to extend timeout time - bit 0 is always 1.Here is code from HAL: /* Ethernet Software reset */ /* Set the SWR ...

John Doe1 by Associate III
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  • 3 replies
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