Dear all,I'm running the LWIP on a STM32H723 processor and need to enable the ICache and DCache within CubeMX. I'm also using DHCP which will only work when both caches are enabled. When I disable the ICache DHCP will timeout? UDP stop working after ...

I have a USB device in HOST only mode using the CDC middleware to receive data from a barcode scanner set in RS232 mode. This is working accept for the enormous amount of (spurious) host channels interrupt USB_OTG_GINTSTS_HCINT. When I monitor the nu...

I'm trying to transmit some data using DMA as a slave SPI device. I'm sending 8 byte but the peripheral always gives me 9 byte on the MISO line (first byte twice). The Master NSS is connected to a GPIO input (SPI_ENABLE) using external interrupt Mode...

I need to do a full USB PD power negotiation. but can't get it working. tried using modified example code at github https://github.com/umbe-s/US The STUSB1602 documentation is not comprehensive enough to figure how it exactly works. Any help would...

Posted on September 22, 2017 at 14:25Dear all,I'm having a problem creating a arbitrary waveform using timer 1, MCU STM32L476RG. I use STM32CubeMX (4.21.0) to generate all initialization code after which I try to start a DMA transfer from memory to ...