Hi,I'm using OTG HS, in device mode, as a CDC VCP. It works when "Internal IP DMA" is disabled. If I enable DMA, the USB device enumerates but CDC_Transmit_HS() no longer works.I saw the article on USB DMA with the STM32H7, and I tried similar things...

Posted on June 20, 2013 at 06:05I have an STM L3GD20 gyro which I am interfacing with an STM32F0. The gyro has two interrupt pins, and INT2 is specifically labeled ''DRDY.'' I'm under the impression that it can produce a pulse after each sample is c...

Posted on March 31, 2013 at 00:51I want to use SPI2 of an F0 in 8-bit mode. My stripped-down code is below. Looking at the SPI2_CLK line on a scope shows 16 cycles each time I write to SPI2->DR.// reset and enable spi2 RCC->APB1RSTR |= RCC_APB1RSTR_...

Posted on March 24, 2013 at 22:12I have an F4Discovery board that I want to use as an SWD programmer to program an F0 on a home made PCB. I keep getting the ''No target connected error.'' I know the F4Discovery board works (both the ST-LINKv2 and th...

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