Posted on September 30, 2015 at 23:37Hello,i'm trying to implement msc class in my firmware to read usb stick's.I used Stm32CubeMx to create the source code. I also implemented sd-card and fat file system. I can read from sd-card without any proble...
Posted on September 28, 2015 at 13:08hi, I m logging data in USB from stm32 board. now as the number of file increases in working directory, like150-200, the file open process starts taking time in opening new file.how this can be avoided? i dont wa...
Posted on September 27, 2015 at 14:19Hello,Im developing some applicatnion whitch must use FreeRTOS and sample 2 channels ADC. I decided to use DMA mechanism for easier data preparation. Code is fully generated from ST CubeMx and just without FreeRT...
Posted on September 26, 2015 at 17:40user error :) #hid #usb #f407
Posted on September 27, 2015 at 16:42Hi all, normally my application sends a report to the host PC when there's any change. The host PC sends 3 types of reports constantly to the device, and I have to answer immediately for one of theese message (wi...
Posted on September 24, 2015 at 14:45I�m trying to use the STM32F407 as Host, i use Olimex STM32-P407 eval, my hardware configuration is the following: - PB14, PB15, PB13 (DM, DP, VBUS) OTG HS as a Host with Embedded PHY I'm trying to initialize th...
Posted on September 24, 2015 at 05:00Is there a recommended way to set bMaxPower in the USB configuration descriptor to 250 (500mA) using the USB driver? I am creating a CDC device, and this works well, but I need to set bMaxPower in the Configurat...
Posted on September 23, 2015 at 13:41Hi.I'm trying to communicate with Huawei 3G USB modem. These modems start on MSC class and once configured, it switch for the CDC class .. How to make this switch procedure? Please help.Thanks, Rodrigo #usb #m...
Posted on September 21, 2015 at 09:40 Hello, I have a STM32F215 running as USB Device. With a specific command I implemented a function to change the core clock speed to 30/60/120 MHz. This is already working, but the USB Port has a stra...
Posted on March 05, 2013 at 12:19Hello everyone,at the moment I work with the STM32F407VGT6 by using the ''stm32f4x7_eth_lwip'' demo which is shared by STM. The example projectthat i tryed was ''tcp_echo_server''My problem with all demos which are u...