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HAL UART DMA functions

Hi,I need a DMA setup for 4 separate UARTs in an STM32G473 controller. The idea is to always be able to receive data through rxDMA, and only invoke txDMA when sending data. The data that I receive changes in size, is between 20 and 300 bytes, starts ...

sde c.1 by Senior II
  • 693 Views
  • 1 replies
  • 2 kudos

Resolved! Ethernet - without RTOS or CubeMX - STM32H7

Hello,I am hoping i can be pointed in the right direction.I would like to create, using an STM32H7, a device that has an ethernet port. The idea is simply to go to various sites and scrape info for processing later on. I guess this will require TCP/I...

CEagl.1 by Associate III
  • 907 Views
  • 2 replies
  • 0 kudos

Read NMEA Data via UART STM32

HelloI am currently working on a microcontroller project I am building a GPS tachometer which transfers the NMEA data of the GNSS 4 Click Module from Mikroe via UART to my STM32L052K6T6 and outputs it to a displayI have so far UART initialized with t...

MSchmutz by Associate II
  • 3210 Views
  • 7 replies
  • 3 kudos

STEVAL-MKBOXPRO firmware upgrade, Unicleo GUI and IDE

Hi, [1] I have this board STEVAL-MKBOXPRO. on my PC, I have installed all ST software [IDE, CubeMx, Uni-cleo GUI, Unico GUI, AlgoBuilder Suite].[2] I have connected this board via USB-typeC to PC. Questions[Q1] Uni-Cleo GUI does detect the mkboxpro a...

vlsireddy_0-1717017952186.png

Resolved! Timer Commutation Event Callback not firing STM32F429

EDIT* for those seeking a solution, JW in the replies below pointed out that the DIER register for TIM1 never enabled the interrupt bit for the commutation event and the mistake was that I used HAL_TIMEx_ConfigCommutEvent(&htim1, TIM_TS_NONE, TIM_COM...

tim1_conf.png tim1_conf2.png tim1_conf3.png
DNG_Gabbi by Associate III
  • 1645 Views
  • 8 replies
  • 2 kudos