STM32 MCUs Products

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Forum Posts

Read a character from the UART

I want to read one character from the UAR and display it.I am using CoolTerm.But nothing is displayed.What's wrong with my getchar function?Or is the code in the while loop wrong?char getchar() { char data[1]; HAL_UART_Receive(&huart2, (void*)dat...

FLamb.2 by Associate II
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  • 4 replies
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Resolved! Cannot communicate with ext SPI Flash

Hey guys,I am trying to communicate with S25FL064L Cypress Flash and almost for one week I cant reach the redec ID , I checked the hardware, and communication with digital analyzer just with S25FL064L no any hardware.Tried the HAL library , checked ...

EDuat.1 by Associate III
  • 891 Views
  • 3 replies
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The reading of the internal temperature sensor with internal calibration parameters does not read a correct value.

On the STM32G071RB board, I tried to read the temperature using HAL-based conversion macros. At ambient temperature I get reading of 47 to 60 celsius depending on whether or not the HAL_ADCEx_Calibration_Start() is called to improve accuracy.The macr...

LPizz.1 by Associate II
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  • 8 replies
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MAX31856 connection problem

Hello,Have a Chinese version CJMCU-31856 with MAX31856 chip on board. Trying to establish connection, data transmit and read temperature from this chip with STM32F407VE using SPI2 port.But no successful yet. I cannot read any data or transfer any dat...

IMaji by Associate II
  • 1653 Views
  • 5 replies
  • 0 kudos

Advice Request - Application Profiling (STM32F7)

High level: I'm looking to improve the performance of our application and I need to work out which methods are consuming CPU time.We have an application using NuttX as our RTOS running on STM32F777. The application is compiled with GCC using the Nut...

Nevyn by Associate II
  • 1296 Views
  • 6 replies
  • 0 kudos