STM32 MCUs Embedded software

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Resolved! STM32F103 USBD lost first bulk packet

Posted on May 29, 2017 at 17:01I try doing usb device with two bulk endpoint IN/OUT.All work fine but i lost every first packet on start device. Every new packet work fine, and work fine if i unplug and plug usb cable. And i recevie num of bytes in ...

STM32f103c8cb HAL library with SPI over DMA

Posted on May 28, 2017 at 20:40Hi!I`m trying to send data from memory to SPI using DMA for LCD TFT purposes. To speed up the drawing I would like to send the same half-word x times (fill the rectange with the same color for example). At this point I...

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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
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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 III
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STM32F4 USB SERIAL

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
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  • 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
  • 500 Views
  • 1 replies
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