I need to build an MQTT demo from scratch using STM32CubeIDE where the STM32 board will act as the publisher and Adafruit IO will act as the subscriber. I want to implement this without using FreeRTOS and LwIP, focusing only on publishing the message...
Been trying to get an test application working on a STM32F469NIH Discovery board.Should be fairly simple - Write a file to the SD Card, with FatFS, the read back:Try as I might, I couldn't get things working.After a bit of debugging, I think the issu...
Dear Team, I need your help for configuring BLE on B-L4S5I-IOT01A board. I got some example BLE in B-L475I-IOT01A.But it is different from that board could you please help me to configure and use Bluetooth via .ioc file.
The motive is to upgrade the firmware of STM32L031xx using the system bootloader. I am facing 2 issues majorly.1. For this I need to go to boot mode and boot from system memory as per my understanding. STM32L031K6T6 is follows pattern 2 for which the...
Dear A.Ziru,Apparently I'm having the same problem as you when trying to receive MIDI data from a USB device (in this case it's a guitar multi-effects pedalboard). How did you solve the problem? Where and how did you defined that MIDI class descripto...
Hello,I am trying to implement a USB HID keyboard on an STM32F042 without HAL or LL, just simple register defs. I took an example code generated in CubeIDE with HAL and a few other examples. I extended the example with HAL to also implement the LEDs ...
I'm using TIM1 to write a DMA buffer to the built-in LED. I'm trying to get the Transfer Complete callback to trigger. I've tried setting hdma->XferCpltCallback to a function. I suspect there is an interrupt enable flag I need to set and probably cle...
I've just spent hours trying to get a DMA to trigger and interrupt when transfer is complete. I was using HAL_DMA_Start() instead of HAL_DMA_Start_IT(). I found HAL_DMA_Start_IT() by looking through the source code.Where are the HAL libraries documen...
Hello everyone. I recently purchased a Nucleo STM32H7S3L8 board, and it is giving me problems. I am using STM32CUBEIde to create a usb host and a CDC class. I am using the x-cube-tcpp module, USB_OTH_HS and the problem is that the usb host does not i...
I am using a Riverdi STM32 Embedded Display RVT50HQSNWC00-B and having issues with the FDCAN bus. I am capable of writing to the TxFifo and can communicate with an external device in external loop back mode and normal mode. In external and Internal L...