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Sending messages using SPI peripherals - stm32f746zg

Hi, I'm using stm32f746zg board, and I need to send message from spi1(full duplex master ) peripheral to spi2( full duplex slave) peripheral (on the same board) and then back to spi1. Also i want to use interrupts/DMA.1) If the message length is unkn...

Jordalic by Associate II
  • 553 Views
  • 1 replies
  • 1 kudos

Resolved! CAN learning

I'm interested in learning about CAN. Please suggest me any course or other tutorials to start learning

jsw2000 by Associate II
  • 870 Views
  • 3 replies
  • 0 kudos

Resolved! What's the difference between AHB, AHB1 and AHB2?

I read in reference manual and web tutorials of stm32f103c8, there were "AHB", "AHB1" and "AHB2", what's the difference between them, I know "APB1" and "APB2" are 2 APBs, the "1" and "2" are sequential numbers, how about "AHB1" and "AHB2" are they al...

MQi.1 by Senior II
  • 2740 Views
  • 2 replies
  • 4 kudos

I2C reads FF and stucks

Hi everyone! I'm using two uC, STM32F105VCT7TR and MSP430G2452, and I'm establishong an I2C communication between them, with the STM32F105 being the master and MSP430 the slave. For the write operation, the communication works fine. However, when per...

print1.png print2.png scope_0.png
malb0794 by Associate II
  • 2075 Views
  • 12 replies
  • 0 kudos

H5 DMA - How to start

I'm trying to implement a SPI transfer between flash and SPI2 - a simple display. I'm using LL everywhere.No problem with M3 and M4 - But GPDMA is completely different. "Normal" SPI work but no way to enable DMA.Based on the only example with LL (All...

TheRaprus by Associate III
  • 1256 Views
  • 4 replies
  • 0 kudos