STM32 MCUs Embedded software

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CustomHID with HAL

Posted on June 10, 2016 at 13:23Hello,In HAL USB_Device class library function (usbd_customhid.c) USBD_CUSTOM_HID_Setup() not exist case CUSTOM_HID_REQ_GET_REPORT(bug or not?), but in usb spec  GET_REPORT must be realized. Could you recommend right ...

kruft by Associate III
  • 7 replies
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USB CDC Stuck in Transmit State STM32L4

Posted on May 23, 2017 at 21:00Little background knowledge, I'm trying to implement XMODEM protocol for a file transfer to my SD card and everything seems to be in place and working for the most part but I run into an issue occasionally on USBD_CDC_...

jacob2 by Associate II
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Posted on May 16, 2017 at 13:08Working on STM32F4 Discovery and using CubeMx to generate basic structure for the program.I am connecting FT232 based USB TTL Module to the USB OTG port of Discovery using Micro USB to Female OTG Cable.I am using CDC e...

anuj by Associate II
  • 4 replies
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STM32F072 PowerOn Not in Run Mode

Posted on May 21, 2017 at 15:59I have STM32F072 Discovery board, I am running some demo program, now the issue is, when I power on the discovery with USB or external supply, it doesn't boot into run mode/Program Mode, I have to reset the MCU, in ord...

anuj by Associate II
  • 1 replies
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USB Device Description Request Failure Issue..

Posted on May 16, 2017 at 22:06Hi,I've a custom L476 board (battery powered,MSI 48MHz system clock, no HSE, no PLL) to implement USB MSC (OTG-FS). I'm using L4 Nucleo ST link extender to upload code on my Custom board. I've noticed that, when the cu...

rumlyen by Associate II
  • 1 replies
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FatFS initialization on F072

Posted on May 13, 2017 at 16:26 Hello, I'm trying to port CubeMX repository example for uSD card on STM32F072-EVAL to NUCLEO-F For some reason I get error out of functionf_mount(...) which returns 11 (The logical drive number is invalid). Als...