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Forum Posts

STM32 UART to RS485 Communication bit Shift Problem

Hi AllI have a problem with RS485 Communication. I am using STM32f103rbt6. Only send a struct data (13 bytes). Microcontroller send this data to ADM4855ARZ (RS485 IC). Data sends correctly ( ı checked with logic analyzer). Than this data goes RS485 t...

SCoga.2 by Associate
  • 520 Views
  • 1 replies
  • 1 kudos

How can an ADC input read influence the encoder input ?

Hi!we use STM32G473 with 4 timers for 2 motors, for each motor we use 2 timers connected with ITR , the first timer is used as encoder input to hold the position, the second timer interrupts on each edge of of the encoders and calculate the speed.Wh...

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sde c.1 by Senior II
  • 1076 Views
  • 3 replies
  • 0 kudos

STM32L462 not found - ST-LINK V2 / V3 in STM32CubeIDE

Hi,I have STM32CubeIDE 1.7.0 issue whereby I can connect either ST-Link V2 or V3set to our custom board that has STM32L462RET6 MCU. Same with STM32 Cube Programmer - can't connect - target not found. Inside IDE, there's problem launching GDB serv...

MI.3 by Associate
  • 6191 Views
  • 11 replies
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Resolved! STM32F4 Disco RTC (old version) not updating SECONDS

I am using the Audio Playback and record exaample.I modified Systeem_clock_config as follos /* Enable HSE Oscillator and activate PLL with HSE as source */ RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_LSI | RCC_OSCILLATORTYPE_HSE; RCC_...

shorai by Associate III
  • 940 Views
  • 3 replies
  • 0 kudos

Problems with UART transfer using DMA on STM32L471RGT6

Hi , I am using DMA/serial port transfer with RTS /CTS handshaking to transfer between 490 and 506 bytes from variable dma_buffer. The byte stream is terminated with \r\n\0 . the code is below : while (transmit_complete_flag !=1 ){;} // wait here un...

rwils.1 by Associate III
  • 773 Views
  • 1 replies
  • 0 kudos