RTC power supply and voltage amplitude
For STM32F4 series, when PC14/PC is used for external crystal(32.768k), which power supply is output for crystal? What is the voltage amplitude？
Forum Posts
Resolved! Copy the Qspi data to SDRAM
Board Name : STM32F746NG discovery boardI have created the section for QUADSPI & SDRAM in linker fileMEMORY { RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 320K FLASH (rx) : ORIGIN = 0x8000000, LENGTH = 1024K QUADSPI (rx) : ORIGIN = 0x90000...
I2C Transfer with DMA completed but DMA interrupt routine is not work
I work on basic i2c example with DMA using HAL library. When i observed data in the debug section that data read correctly but DMA did not rise flag TCIF(transfer complete flag). What might be reason ?void DMA1_Channel1_IRQHandler(void) { if(__HAL_D...
powerstep01
In powerstep01, voltage mode is more preferable for lower speed while current mode is more suitable for higher speed. Do anyone know what is the reason ?
Resolved! number of sectors in the stm32f446rc flash memory
How many sectors does the flash memory of stm32f446rc has and what is the size of each sectors ?
Hi I am working on stm32f051c8tx in adc part , below is the code I am using, the issue is, there is a variation of 30 millivolt from the multimeter to the voltage read by the controller.
static void MX_ADC_Init(void){ /* USER CODE BEGIN ADC_Init 0 */ /* USER CODE END ADC_Init 0 */ ADC_ChannelConfTypeDef sConfig = {0}; /* USER CODE BEGIN ADC_Init 1 */ /* USER CODE END ADC_Init 1 */ /** Configure the global features of the ADC (Clock, ...
Nucleo-G031K8 Program Will Not Start With 12v on VIN Pin LD1 Flashing Slowly
Hi there,I have a Nucleo-G031K8 evaluation board and am unable to get the program to start when connected to an external power supply. I have a bench top power supply connected to the VIN pin with 12v+ The LD2 led is light indicating power is workin...
STM32 STLINK Detect problem
HelloI am using stm32f072c8t6 in my project but stlink does not connect stm32 somehowHow can I detect the fault?boot pin > 10k > GNDNRST pin>10k 3.3v
ST Visual Programmer Warnig(The device is protected)
When I tried to write a file to STM32F103RCT6, it could not be written.STVP displays this as a "device protected" warning.The IC was purchased from a trading company and is not written to the cash register.We inspected nearly 70, but not the other bo...
