Forum Posts
SPI TXE or RXNE never goes to 1
helloI am using an STM32F7 series microcomputer.with SPI peripheralsIf writeable, write to the data register,After that, if it is readable, it is reading from the data register.The image in the code is like below,Writeable, readable loops infinitely ...
SPI Clock goes low when Cable Select does
Hello, I am interfacing with a peripheral where code exists for Arduino, but using it as reference for STM32. The SPI mode is 3. The Arduino code works, so I am attempting to reproduce it's methods for communication. An issue I am seeing is tha...
Resolved! unexpected output
Below is my code:uint8_t line[50]="Application is Running\n";uint8_t Buf[50];uint8_t A=0,B=0; while(! HAL_GPIO_ReadPin(GPIOC, GPIO_PIN_13)); // wait for user button press HAL_Delay(200); strcpy((char*)Buf," \n\nI am in the Loop \n"); HAL_UART_Tra...
Signal integrity problems with STM32L476 FSMC interface causing emission
FMC is configured to interface asynchronous sram (IS61WV25616, 10ns). FMC 16-bit databus is multiplexed between sram and LCD controller.Data transfer happens using DMA. MCU system clock is 80Mhz. Supply voltage is 3.3VSram and LCD controller is worki...
Resolved! How to syncronize timers?
Hi I'm using STM32F407 development board. I want to syncronize TIM2 and TIM5. I've followed these instructions. Here is my TIM2 initialization function below:void TIM2Config (void) { /*************>>>>>>> STEPS FOLLOWED <<<<<<<<************ 1. Enab...
STM32H745 VDDSMPS Default Configuration?
Hello, I have 2 clarification questions on the default VDDSMPS configuration for the STM32H745:I notice multiple times in the STM32H745xI/G datasheet that "VDDSMPS must be kept the same voltage level as VDD." Similarly, RM0399 also has a note that VD...
How can I fix ,,Searching for COM5...Can't open COM5, failed uploading: exit status 1.
Hi everyone,I have an STM32F103C8 and I want to programm it form Arduino IDE app.The board is booted and all neded addons are already installed from the board manager. Although when I upload the code the app gives this error:I've also tried with the...
