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Hi there!I hope some one can help me. I use one STM32G031F4P6 for one my project, and i use the serial port with one RS485 ic, My problem is that i don't have any problem to receive the data from PC to micro controller the problem is the opposit re...
Hi All, I'm using an STM32F401CCU with a TI PCM5102A DAC. I've set up a simple DMA (code attached) and a naïve square wave function. My issue is that the generated square wave is at the 'wrong' frequency. In the code I am generating a 440 hz (or mult...
#include "main.h" /* Private includes ----------------------------------------------------------*/ /* USER CODE BEGIN Includes */ /* USER CODE END Includes */ /* Private typedef -----------------------------------------------------------*/ /* U...
Digikey has some STM32 CPUs in stock, lets see how long that stock will last.
Hi I'm trying to generate a signal with 100 ns time on and 100 ns time off thanks to DMA transfer. My problem is that I have a peak of tension before and I don't know what is it (F446RE)Here is my code:int main (void) { /*Clock and Power initial...
I bought Nucleo-L4R5ZI.I can't find any document with HW information such as memory map, registers, etc. for Nucleo-L4R5ZI.I could find a document with HW layout and other information.Where can I find a document that contains HW information such as...
Iam new to stm32 microcontrollers, i have to read uart continuously and store to array. and size of the data received from uart is variable. if i use the fifo with uart i can solve problem.so please help me how program to receive data from uart in fi...
The reference manual (RM0440 Rev 7) has a point about WRP on page 125 regarding if the two banks are swapped. Why do the WRP2A_STRT and WRP2A_END registers have two different sets of values? It looks like one set is for Single Bank mode and the oth...
Hello,For example, i do not set any settings in PE10 pin. (Reset state)What state is PE10 pin?Will the state of PE10 be floating or Pull down?(I don't use pull down resistor.)Best regards.
