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

stm32f4-discovery uart baudrate error !

Posted on May 01, 2015 at 09:29Hi all, I will configure HSE_VALUE = 8000000 and defined #define HSE_VALUE    ((uint32_t)8000000) #define PLL_M      8 #define PLL_Q      7 #define PLL_N      336 #define PLL_P      2 And I defined line option : -DH...

Detecting CAN transmit complete via interrupt

Posted on April 30, 2015 at 20:52Greetings,I'm trying to work out how to detect when a can transmit completes on an STM32F429. Theoretically I could poll using CAN_TransmitStatus to wait for the mailbox to transition to CAN_TxStatus_Ok (or CAN_TxSta...

malcolm23 by Associate III
  • 1101 Views
  • 0 replies
  • 0 kudos

STM32L151 Temperature Sensor

Posted on April 20, 2015 at 11:24Hello everyone, I want to measure the temperature with the built in temperature sensor in a stm32f151 device. As the application is sleeping most of the time the sensor output shall be near the ambient temperature. I...

STM32F030 Value Line and I2C IAP Programming

Posted on April 15, 2015 at 16:32I want my main board (STM32F4-Discovey) be able to upload/flash firmware to another small & cheap device (to be created) using I2C. Currently I must select a micro-controller for the small device but I couldn't find ...

32F429IDISCOVERY ADC single conversion

Posted on April 27, 2015 at 19:58Hi,I am having issue regarding an ADC configuration on 32F429IDISCOVERY board. I have a battery power application where I want to measure the battery voltage. This voltage is above the reference of the board (VCC) so...

possible bug in UART code generation cubemx 4.7.1

Posted on April 30, 2015 at 14:48 was trying to configure the UART to the Futaba SBUS spec (100000/8E2) and cubemx generated the following initialization code: void MX_USART1_UART_Init(void) { huart1.Instance = USART1; huart1.Init.Bau...

noobee by Associate II
  • 419 Views
  • 0 replies
  • 1 kudos

Connecting two STM32F4s with HC-05 Bluetooth

Posted on April 29, 2015 at 19:20I connected HC-05 to my STM32F4 through USART. I have tested it with android app, and everything seems to work good (sending, receiving data). But how to connect two STM32F4s with each other? Do I have to know addres...