STM32 MCUs Products

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Forum Posts

Is any redundancy necessary when using USB HID stack ?

Posted on September 02, 2011 at 14:35Hi all, I am using ST's USB HID stack on an STM32. I communicate with a PC software, and I sometimes got strange behaviours, but I'm not sure if it comes from wrong data during communications. So, I wonder if I n...

Kuikui by Associate III
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DMA to SPI NDTR Problem

Posted on September 01, 2011 at 17:14I'm noticing a strange issue when I enable a DMA stream to SPI where the NDTR register changes from my value to 0xFFFF.Below is a code snippet for the DMA transfer function:    //Setup DMA for TX    DMA2_S3PAR = ...

Interrupts don't trigger on new board with same code

Posted on August 08, 2011 at 17:33Our STM32 chip isn't taking interrupts after a normal power reset, or a pin reset... but it will when it's in debug mode, or when (accidentally) Vdd was shorted after startup.We recently respun the board with our AR...

kuhnzaga by Associate II
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