Forum Posts
Announcement: New open-source USB library for STM32F103xx MCUs
I have just released a new 1.2.0 update to my open-source USB library for STM32F103xx MCUs:https://github.com/thanks4opensource/papoon_usbpapoon_usb is a lightweight, efficient, cleanly-designed library for the USB Device peripheral in the STMF103xx ...
Code example request to ST: USB HID keyboard
Hello,I just wanted to ask for a code example (middleware) for a USB HID keyboard. Currently, there is only a mouse / joystick available. (The situation has not changed from this discussion 3 years back: https://community.st.com/s/question/0D50X00009...
Need Help !!!! I am Trying to make one Composite USB device(CDC + HID) by Using STM32F103C8T6.
When I am connecting my device with laptop. CDC class is getting COM port but my HID(mouse) is not working Although it is showing in Device Manager with Yellow Sign. it means i am doing some thing Wrong here.I am Sharing few Things.1: Device Descript...
STM32Gxxx USB and CAN-FD
When will be an STM32Gxxx wtih CAN-FD and USB be available?CheersFelix
Resolved! RMII interface stops working below 3.27V input of STM32H743VIT6
Hi,I have used STM32H743VIT6 to manage Marvell Ethernet Switch 88E6352Since last 2 weeks I am trying to resolve below issue.Everything works fine at the 3.35V input. Just reduction of 100mV creates problems on RMII interface. This voltage levels are ...
I am not able to communicate on Virtual COM port. If I am using Both functionality(receiving and transmitting). I am using STM32F103C8 MCU.
It is showing me Error "USB is unrecognized". Only Transmitting Function is working Properly.int8_t CDC_Receive_FS_User (uint8_t* Buf, uint32_t *Len)//Non-Static { CDC_Receive_FS(Buf,Len);// >> static Funcation( usbd_cdc_if.c ) } /* * if I am NOT...
Resolved! Using USB hub with STM32F7 USB HS
Hello,I'm designing an embedded system that connects to a PC for USB data and converts it to an analog signal.This is an HS USB device with 2 USB ports which needs to process 4 channel 40Mbps data.This device can work as a single system, but with som...
I am not able to send data from a custom USB host to a custom USB device frame by frame continuously.
I am using two stm32f446 boards. One as a custom USB HID host and other as HID device.From CubeMx I could generate mosue demo code. I want to make one STM as a custom host which can send data to my custom device. I would like to send frames from the ...