STM32 MCUs Embedded software

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USB CDC, MSD running together

Posted on December 11, 2014 at 13:04Hi, Can I configure the USB library to be CDC, MSD and DFU at the same time?I'm planing to use the STM32L053R8. #usb-composite #stm32l0 #usb-cdc-msd-stm32l0

yuvalk by Associate II
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HS USB Device Test Modes Missing From Library

Posted on February 26, 2015 at 16:43USB compliance for HS devices (and hosts) requires four specific tests be implemented in the firmware. Looking at ST's latest library, it appears they have not implemented this: usbd_core.c has a function called U...

jvavra by Associate III
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HS USB w/ External SMSC PHY

Posted on October 18, 2013 at 14:22I saw several posts going back a few years regarding an issue with several different STM parts interfacing with external PHYs from SMSC (now Microchip).  We have successfully implemented a STM32F405 with a USB3300....

jvavra by Associate III
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STM32F042C6T6 ADC Reading 8-10% Low

Posted on June 09, 2015 at 17:56 I have the ADC reading the voltage drop across a 10k thermistor setup in a voltage divider w/ a 57k resistor. If I probe the board itself I can easily read the voltage drop across the thermistor and to the appropr...

USB does not work on STM32F437VGT

Posted on June 08, 2015 at 16:56Hello, I made a new board using STM32F437 having USB FS connection. My samples I evaluated on IAR STM32F429II board and USB FS. The code generated by CubeMX runs out of the box with minor adjustments of stacksize. The...

taraben by Senior
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Jump to Bootloader issues

Posted on June 06, 2015 at 12:37 Hello everyone, I am using a stm32L151CB (PID : 0x416) and I am trying to jump to bootloader while inside a program. Here is the function I use : void (* sys_mem_boot_jump) ( void ); vo...

romain2 by Associate III
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STM32Cube3v1.1.1 USB issue

Posted on May 18, 2015 at 03:46STM32Cube 3v1.1.1 USB issue I use same operator to genertor  example code of USB HID/CDC...etc. on different HW baord.1. STM32F303VC for STM32F3DISCOVERY 2. STM32F302CC for My target board DISCOVERY is okay, my target ...