Forum Posts
USB DEVICE and USB HOST in STM32F401 custom made board
Hello everyoneI am struggling with my custom board to be used as HOST or DEVICE.In my board I have both connectors USB HOST A, and miniUSB Device connector in parallel.When using an application as USB HOST for an USB Keyboard, everything is working f...
Implementing separate power supply for IWDG (watchdog)
HiIn the STM32H7 dual-core safety manual (UM2840) Section 4.2.1 Power supply, ST states that it is recommended to use a separate power supply for IWDG. In the reference manual (RM0399) in figure 576 it is displayed that IWDG is supplied from Vdd doma...
USB OTG_HS Can endpoints 6 and beyond be used?
Is it possible to use endpoints after 6 in STM32F4 OTG_HS?Endpoint 6 and later of OTG_HS_DAINTMSK register cannot be unmasked. Other OTG_HS registers have only up to 5, so I would like to know if only 0 to 5 can be used.Thank you.
USBX/AzureRTOS: when plug/unplug from the computer - it doesn't always come back up
On an device running USBX/AzureRTOS, when I plug/unplug it from the computer - it doesn't always come back up device->ux_slave_device_state stays at UX_DEVICE_ATTACHED, and windows gives a Device Descriptor read failed (and a USB device not recognise...
Resolved! What is the minimal configuration required to support USB C PD on the STM32G071 line?
Hello everyone! I'm very new to USB C PD so bear with me.I'm currently designing a very simple temperature controller board that uses a USB C PD power supply. I am using a STM32G071C8U3 as the host MCU. I have connected the CC1 (PA8) and CC2 (PB15...
[F767ZI, C++] A hard fault occurs during the initialization of an object
I am writing code for the NUCLEO-F767ZI board in C++.Initially, I have three classes and their objects are defined as global variables in `usermain.cpp` in ${Project}\User\Src\:SystemClass systemObj(1); PwmClass servoObj(&htim3); TLinkClass tlinkOb...
