Ask questions, find answers, and share insights on STM32 products and their technical features.
Posted on July 26, 2012 at 21:27Hi, Has anybody seen that STM32F20x devices in 176pin packages has two OTG_HS_ULPI_DIR pins at a same time: at PI11 and PC2. How to understand this? If I enable ULPI and connect it to PI11 - what will be with PC2...
Posted on July 24, 2012 at 20:15 I am building my own stm32f4 boards. The code runs, but I cant get the USB to be recognized by windows - just Device-Not-Recognized. But the same code works on my DemoBoard. I followed the DemoBoard Schem except...
Posted on July 25, 2012 at 10:15Implement USB host for full-speed HID gamepadi was implement USB host for Low-Speed HID gamepad (ST32F4 Discovery board) .... very good. But with gamepad Logitech Full-Speed...it not worki was debug grxsts.b.pktsts ( ...
Posted on May 21, 2012 at 06:32Hello all, Am new to this controller and i have F0-discovery kit with. In the data brief preliminary document of the kit it is mentioned as follows: 2 Development toolchains â—� Altium TASKINGâ„¢ VX-Too...
Posted on August 11, 2009 at 19:35Anyone tried Altium Designer TASKING?
Posted on July 25, 2012 at 16:23I'm relatively new to the STM32 world and would like to ask a question. Using C what is the fastest method to set/reset a GPIO pin state? Currently I'm using the ''a->BSRRL = b'' type of statement. This generates 4 as...
Posted on July 22, 2012 at 17:00Hello everybody :)I'm a beginner in stm32 discovery programming & I want to use usart but I haven't found any example using this peripheral please can you help me #usart #stm32f1xx
Posted on July 25, 2012 at 01:46Hi, I am cery confuse about how to set DMA parameters. I would like to capture images from camera using DCMI module. I don't understand Burst and BufferSize params of DMA. I would like to capture QCIF (176x14...
Posted on July 22, 2012 at 12:21I have been building my own Boards. And have experience with an assortment of Micros. WARNING #1 : I have found that these STM Chips are Very SENSITIVE to Voltages. I accidentally tied the USB 5V source to the VDD Bus...
Posted on July 24, 2012 at 19:04General Purpose Timer 4 counts the position from incremental encoder in quadratur mode. The Encoder has 200 slots and for low speeds, the frequency is rather low. To derive the rotation speed, I subtract 2 positions i...
