Change I2C speed on STM32
Posted on March 27, 2018 at 19:29Hi there,Is it possible to change the i2c bus speed dynamically after it has been initialized?Kind regards,#i2c #stm32
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STM32F030F4P6 StandByMode power consumption
Posted on March 28, 2018 at 01:05Any ideas why this board consumes 3.3 mA in StandByMode even if there's nothing plugged in? I already desoldered the AMS1117 and the on board leds.Same goes for the STM32F103C8T6 I have. Both using around 3-4mA even ...
What is ''Reset temporization''
Posted on March 27, 2018 at 12:44Hello,STM32 parts define a Reset temporization time (T RSTTEMPO) several 100 us long up to 4.5 ms on STM32F103. I did not find an explanation for this time, but I suspect this is the time from the nRST Pin reaching a...
How to read the IDR of portc for STM32F103R4
Posted on March 26, 2018 at 20:32 Hi I'm using STM32F103R4 and trying to read the IDR of portc but it only i get data for PC4 & PC5, so how i can figure it out below my configuration GPIO_InitTypeDef GPIO_InitStructure; RCC_APB2PeriphClockC...
UART baudrate on STM32
Posted on March 27, 2018 at 19:33Hi there,Is it possible to change the uart baudrate dynamically after it has been initialized?Kind regards,#uart #stm32
Sending infos from computer via SPI or USB
Posted on March 23, 2018 at 08:59Hello everyone,I am currently working on a STM32F103RBT6 MCU on the OLIMEXINO-STM32 board : https://www.olimex.com/Products/Duino/STM32/OLIMEXINO-STM32/open-source-hardware .So far, I am sending and receiving CAN mes...
Resolved! How to use ST support form?
Posted on March 27, 2018 at 12:57I created support request, got proposed solution to it and I'd like to add a clarification to my question. However, I have no idea how to do it.I can:- accept solution (to soon)- reject solution (not exactly what I w...
SPI RXONLY bit toggle when SPI is enabled
Posted on March 27, 2018 at 15:51Hello,Is it OK to toggle RXONLY bit when SPI is enabled? The reference manual on STM32 family says nothing special about this bit (in contrast to DFF and CRCEN), but when I configure SPI with RXONLY enabled and later...
flash write/read
Posted on March 27, 2018 at 06:13how to configure flash using stm32cubemx tool,i am working with stm32l476
BlueNRG-1 consumes excess current and doesnot enter sleep mode
Posted on March 27, 2018 at 14:09I am using BlueNRG-1 in one of our projects where the end application is to send some logged data over Bluetooth.The device is battery operated and low current consumption is utmost important. The issue that we are f...
