Posted on February 17, 2016 at 17:58Hello,I'm having a problem after enabling I2S3 in master receive mode, for aquiring data from a mems mic.After calling HAL_I2S_Receive_DMA(), all other DMAs go to RESET state (all of them were READY).I tracked dow...

Posted on November 25, 2015 at 19:08Hello,I have an issue to which I cant find a solution.I'm working with different UARTs, and I find a problem. If I use them using HAL_UART_Receive_IT, everything works ok, HAL_UART_RxCpltCallback is called, etc et...

Posted on August 31, 2015 at 15:31Hello to all,I'm trying to implement a printer class for the USB. Currently I'm using the STM32F4 Discovery.I already have working the detection of the printer (EPSON CX5600) , reading the ID, etc.What I cant make w...

Posted on April 08, 2015 at 21:12Hello, I'm using STemWin, and I'm facing a problem. I'm using the Window Manager, and two layers. But I only want to use the Window Manager in one layer (background layer), but not on the foreground layer. Is this po...

Posted on December 12, 2014 at 17:50I'm drawing a new pcb, and I cant find information on what to do with the other datalines not used... anyone can help me please? Thank you.