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Turns itself PWM on STM32F030F4

Posted on April 27, 2018 at 07:49Hello. Dear forum users, help to understand the problem of the incorrect operation of the PWM control program. I'm writing on HAL in KEIL v5 environment, the signals are monitored by the analyzer. The problem is this...

USB Audio In & Out

Posted on June 08, 2018 at 17:43The original post was too long to process during our migration. Please click on the attachment to read the original post.

marek2399 by Associate II
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Can bus problem

Posted on June 10, 2018 at 15:55Hello  everyoneI am using stm32f429 discovery board. I run CAN hal_lib example( networking ) and monitored tx pin on oscilloscope and got bellow signal( it is attached)I know the can frame, but the signal that is capt...

A suggestion on a gsm and gps module

Posted on June 12, 2018 at 11:26A customer requires a module, with a stm32 microcontroller, that can connect to a remote server to send data.I need a low cost gsm uart module that can connect to internet, to establish a tcp connection with a remote ...

Problem with SPI_SLAVE_DMA transmision

Posted on June 11, 2018 at 18:29hi stI have problem using spi slave with dmai use stm32f746 as slave to transmit data to master pc i send for test fixed frame start with check char ''$>'' to sync timing then slave should send 12 bytes ( 1-12)problem...

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egywell by Associate II
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FMC synchronous PSRAM - lost AHB transactions

Posted on October 30, 2017 at 14:09 Hello I have FPGA with memory mapped peripheral what I would like to control from external STM32 MCU (STM32F767 ). I chose FMC peripheral in synchronous PSRAM mode because communication can be easily impleme...

dstindl9 by Associate II
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SPI Slave missing interrupts (NUCLEO-F401RE)

Posted on June 12, 2018 at 11:11Hi,im trying to implement a basic SPI full-duplex slave using HAL (the reason to use HAL here is that i have to switch to another STM MCU later).The biggest problem is that the slave sometimes doesn't seem to react to...

0690X0000060LDwQAM.png 0690X0000060LE1QAM.png 0690X0000060LEQQA2.png 0690X0000060LEVQA2.png
F. Pabst by Associate
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Slow Clock at powerup requires reset each time

Posted on June 08, 2018 at 20:57Hello,   I'm having an odd time with a board using the STM32F746VGT6 microcontroller that it requires that I reset the board each time that I power it up.  I have several of these and the phenomenon only occurs on abo...