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Forum Posts

Detecting USB reset after USB suspend

Posted on November 19, 2012 at 00:15I'm using an f405 with USB and want to make the device compliant with USB specifications. Using the HID joystick mouse project from the ST USB library as an example, the chip successfully goes to sleep on USB susp...

jkuek by Associate II
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stm32f4 Signal generation

Posted on August 22, 2013 at 11:12hello i tried the DAC_SignalsGeneration st exemple and i hear nothing , my clock config and all are so fine, so  anyone could give me a simple working code to hear any signal ? and thnx :)

DMA and Concurrency Concepts

Posted on August 22, 2013 at 18:12I'm new to ARM and have been doing a lot of work/research on DMA on the STM32F4 Discovery board.  I have multiple DMA streams working correctly for SPI to an OLED and some LED controllers but I have a fundamental qu...

craig by Associate II
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Interrupt with F3-Discovery

Posted on August 22, 2013 at 21:40Hello guys,Im new to the ST-Family and i have a question about interrupting with a button.I wanted to make the button on the board as a hardware interrupt, which would trigger some LED-Blinking.However doesnt work a...

temperature sensor for stm32f4discovery

Posted on August 21, 2013 at 17:07Could anyone kindly through me a working example for the temperature sensor. I have build one on my own but have no way to verify it (use a glass of ice water?). So I'd like to see how someone else wrote the code. T...

ran2 by Associate III
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timer15 update interrupt

Posted on August 22, 2013 at 16:11 hi, i'm using an f3 disco board and i want to configure its timer 15 with an update interrupt. i want it to be interrupted every one second to toggle two on-board LEDs. following is the code for timer15 and ...

STM32F103C8: Master full-duplex SPI problem

Posted on August 22, 2013 at 09:54Hi all, I am using a STM32F103C8 as a master in a SPI communication to an external ADS. My project has other interrupt sources, so I am not using additional interrupts for this SPI communication.The communication d...

juan by Associate II
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