Posted on February 12, 2018 at 08:18CDC has 3 endpoints (IN, OUT and Interrupt). I have no problem with sending messages via IN and OUT (bulks), but there is a problem when I try use interrupt endpoint (0x82).  I created similar method to USBD_CDC_T...

Posted on June 29, 2016 at 14:00I have a question about possibility of implementation pocsag protocol on Spirit 1. I have eval and SPIRIT1 DK GUI, but there is possible to set maximum preamble to 32 bytes. Pocsag needs 72 bytes preamble. Did you imp...

Posted on March 21, 2016 at 07:51Hi, I want to ask you if it is possible using HAL to change usb format audio from 16bit to 24bit and vice versa. Now I can choose in windows between different frequencies of 16bit sampling, but if I change usb descri...

Posted on March 16, 2016 at 15:44 Hi, I have a big problem with isochronous in transfer on STM32F429 with Standard Peripherial Library. On HAL library everything works fine... I need to send audio feedback over USB. I know that I have to do some...

Posted on February 18, 2016 at 10:39Hi, I have implemented HID Power Device (Battery as HID) on STM32L0. I need only proper report descriptor and report to send to windows. I have got working report descriptor from , but I can't create proper report...