Posted on February 16, 2016 at 15:06Hi,I want to develop a custom 8x8 USB hid keyboard and have studied the basics about it.Now I am searching for USB microcontrollers supported for it.I found STM32F0xx and STM32F1xx series both support this and al...
Posted on February 01, 2016 at 21:19Hello,I am using USB Virtual Com Port with CubeMX on a STM32F4 controller.The problem is, that occasionally, but increasingly often I cannot open the COM Port to my Device. It is very hard to reproduce, as changes...
Posted on August 28, 2013 at 19:17 Does the STM32_USB-FS-Device_Lib_V4.0.0 Composite example actually work? This code in usb_prop.c to set up Endpoint 2 IN (used by the Mass Storage Device) seems screwy to me. ENDP1 gets used where I would...
Posted on February 16, 2016 at 06:05Hi I would like to use the discovery board as a USB audio card which can use usb play music from PC and record sound to PC. When I initialize the USB, I think I need to configure both EP_out and EP_in. SO in usbd_...
Posted on December 10, 2015 at 10:58I would include in my app a button to do the update.I have found the AN3155 ''USART protocol used in the STM32 bootloader'' about writing the Master bootloader, but I want to know if you already have the source co...
Posted on February 15, 2016 at 07:19Hi,I am trying the RTC function on the STM32L152C-discovery board, i have enabled LSE in the CubeMX (i did same for the HSE, it is working good), but i never got the RTC crystal working, i have tried to use scope ...
Posted on February 13, 2016 at 22:26Hi guysI recently started to learn STM32F407. I'm sticking to a problem which likes drinking a glass of water for you, so please help me, I studied many tutorials and watched many videos but none explains these mo...
Posted on February 07, 2016 at 22:52Hello guys,I 'm a new STM32 user that started using and learning STM32 MCUs developing .I have circuit that I have a usart connection at usart2.I can transmit data from MCU perfectly and also I can receive data ea...
Posted on April 01, 2015 at 12:01 Hi I'm using STM32Cubef4 USB Host CDC library on STM32F429I-Discovery. I have problem to connect a FTDI device. The USB host process returnHOST_ABORT_STATE because the FTDI class is 0xFF (Vendor...
Posted on February 11, 2016 at 00:23Hello,I have been tackling a USB issue on the STM32F373VC.My setup consists of a STM32F373 mcu setup as USB Virtual COM port. On the host side, commands are sent from a PC(windows7, 64 bit) via a teraterm script....