STM32 MCUs Products

Ask questions, find answers, and share insights on STM32 products and their technical features.

cancel
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

UART to CAN in STM32F103RB ???

Posted on January 01, 2014 at 15:11 Hello Friends, Using STM32F103RB how can it be done: --->>RS232(RX Recieve Message)---(Process Message)--CANBUS(Transmit Meesage)---> Wait for response(interrupt, poll vs.)...--->CANBUS(Recieve Meesage) --(Proces...

aybala5 by Associate II
  • 1180 Views
  • 5 replies
  • 0 kudos

Interrupt handler

Posted on January 01, 2014 at 06:29Hello all,                      I am using a small demo kit where i have one push button so whenever it is pressed so an interrupt will be triggered. can you help me(code) to create and interrupu( falling edge, por...

Reg: STM32f103xe one shot trigger pin( port c bit 1)

Posted on January 01, 2014 at 06:03Hello all,                         I just started a small demo project using stm32f103xe.. I have a small problem regarding the one shot trigger pin. I have enabled the pin and whenever that pin has been triggered ...

high STOP mode current

Posted on August 22, 2012 at 17:29In STANDBY mode my board current drops to 300uA which is as expected. However if I use STOP mode it is 880uA. I had expected STOP mode to be only 20 - 30 uA more than STANBY. In STOP mode I turn all pins to analog i...

trevor23 by Associate III
  • 1287 Views
  • 6 replies
  • 0 kudos

Cannot Connect to STM32F405RGT6 on Breakout (ST-Link V2)

Posted on December 25, 2012 at 14:43Hello all,I created my own breakout board for the STM32F405RGT6, but I'm unable to connect to it via the ST Link V2. The error is ''No Target Connected''.I've tested this with an external 8Mhz crystal (with load c...

honboxuan by Associate II
  • 5288 Views
  • 39 replies
  • 0 kudos

Hard fault Exception when bus fault exception occured

Posted on December 31, 2012 at 19:28Dears, I have problem while debuging the code for STM32L151RDT6. I get every time the hard fault exception with bus fault. Description of Project: I am using KEIL 4.54 with ST Link/V2. The system has SPI FLash (8M...

Bipolar ADC possibility

Posted on December 31, 2012 at 16:49I will use the STM32 to drive a power supply.  The input signals to the ADC do not need any gain, so I'd like to avoid using as many OPAmps as possible.  The problem is that many of the potentials are negative or ...

drobison by Associate II
  • 1481 Views
  • 5 replies
  • 0 kudos

Temporarily suspending SPI

Posted on December 29, 2012 at 01:28I've got a mixed-signal board with an LCD connected through noisy SPI lines. When the display is being updated, the analog readings are all over the place. In addition to improving the layout of the board, I'm als...

andyturk by Associate II
  • 1016 Views
  • 3 replies
  • 0 kudos

UART received value conversion to float

Posted on December 30, 2012 at 21:28I have been working on a program to directly transmit any character or set of characters that I transmit from the PC via UART, back to the PC immediately. This is just the first step in my project. Code (this work...