Posted on July 27, 2015 at 22:13Hello, How to easy increase external sdram from 8MB to > 16MB? Do you know any chip 8Mx16, 16Mx16, 32Mx16 and the same package? In my opinion this kit should have minimum 16MB ram... #stm32f7-disco-sdram-uclinux-et...
Posted on December 15, 2015 at 17:20 I have problem with STM32f103 FatFS library. If I start it with SD_SetDeviceMode(SD_POLLING_MODE) everything works OK. But when I change it to SD_SetDeviceMode(SD_DMA_MODE) it is fired HardF...
Posted on November 05, 2015 at 14:52I am implementing new class driver for USB device. Basically this is PTP/MTP compatible class driver for device. I run into problem during USB transmission. For now I have device descriptor configured and transfe...
Posted on December 15, 2015 at 20:08I've found a bug where the order of the interrupt handlers causes the HAL driver to get stuck in TxState==1, causing CDC_Transmit_FS() to always return USBD_BUSY leaving it unable to send any more IN transfers.The...
Posted on March 19, 2015 at 10:34Hello,someone knows, what kind of license has the Virtual Com Port Driver from ST (STSW-STM32102STM32)? Is it GPL or LGPL?RegardsVeronica #cdc #stm32 #usb #vcp
Posted on December 15, 2015 at 14:14 Hi, STM32Cube_FW_F3_V1.4.0\Drivers\STM32F3xx_HAL_Driver\Src\stm32f3xx_hal_pcd.c When a device doesn't respond to the host because his fifo is empty on bulk in transfer (normal operation in USB...
Posted on December 08, 2015 at 22:03I have an STM3240G-EVAL and I'm using the HAL drivers from STM32CubeF4 to access the SD card. It can read data, but it hits this error the first time it attempts a write.I call BSP_SD_WriteBlocks_DMA(), which call...
Posted on December 14, 2015 at 17:16Hi, \STM32Cube_FW_F3_V1.4.0\Middlewares\ST\STM32_USB_Device_Library\Core\Src\usbd_core.c (version V2.4.1) The last update with ''Prepare endpoint for premature end of transfer'' modification doesn't work. I had ...
Posted on December 14, 2015 at 17:11Hi, \STM32Cube_FW_F3_V1.4.0\Middlewares\ST\STM32_USB_Device_Library\Core\Src\usbd_ctlreq.c The device doesn't pass the usb test (USB3CV Tool at http://www.usb.org/developers/tools/) because some mandatory function...
Posted on December 11, 2015 at 09:11USB_OTG_HS (in FS mode, DMA disabled) allways recieve rxflvl interrupt on disconnected (and connected too) device. Anybody faced with this problem? #usb_otg_hs #rxflvl
