STM32 MCUs Products

cancel
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

Stm32f4 discovery board:STLINK not connected

Posted on October 12, 2017 at 14:26Hello,I am using stm32f4 discovery board, but when I am trying to connect the board to pc I am gettingerror: 'One of the USB device connect to this system is malfunctioned'.In device manager error is ' Windows has ...

Resolved! problem with FLASH_OB_ProgramData stm 32

Posted on September 22, 2017 at 09:07HELLO I USE STM32F100RBI WANT write and read from flash mem :static HAL_StatusTypeDef FLASH_OB_ProgramData(uint32_t Address, uint8_t Data);static HAL_StatusTypeDef test3;/********************FLASH MEMORY*********...

please,To reduce internal RTC errors

Posted on October 11, 2017 at 04:32Hello, I am going to use the internal RTC. However, there are a lot of errors when using the internal RTC. I wonder if there is a way to reduce errors.I don't know because I'm a beginner. Thank you for giving me a ...

HG LEE by Associate II
  • 680 Views
  • 5 replies
  • 0 kudos

STM32F4 USB VCP

Posted on October 11, 2017 at 13:27Hi guys,I'm using an STM32F446 micro-controller with USB CDC stack configured as VCP.Each time that i connect a device the operating system (Win 7) assign a new COM port number to the connected device.I know it's a...

Bucky by Associate II
  • 760 Views
  • 3 replies
  • 0 kudos

Interfacing STM32L072RB USB 2.0 and USB type c

Posted on October 10, 2017 at 15:34Hello,We are planning to use STM32L072RB microcontroller in our device.We have implemented USB type c connector on our board. STM32L072RB microcontroller has USB 2.0 support.So how to interface microcontroller USB ...

ketan v by Associate
  • 436 Views
  • 1 replies
  • 0 kudos

PULL UP DOESNT WORK ON stm32F100RB

Posted on September 19, 2017 at 09:44Hello , i try to make a program scanning a keypad 4*5 with stm32F100RB so i have to use 5 inputs as pull up (using internal resistor of the mcu ),after initiating with cube i got this /*Configure GPIO pins : K1_I...

GPIO Speed Configuration

Posted on October 12, 2017 at 04:02Dear all,When we set OSPEED bits in the GPIO registers, we can configure the IO speed, with spec like this:I am just curios...(and sorry for I've got no EE diploma)When we modify these bits by software, what's the ...

0690X00000608WoQAI.png
Zt Liu by Senior III
  • 311 Views
  • 2 replies
  • 0 kudos