STM32 MCUs Products
Ask questions, find answers, and share insights on STM32 products and their technical features.
Forum Posts
L6218E: Undefined symbol Error
Hello,During SPI programming , I got this error,DAC and Analog Switch Control 9 14 18 v1\DAC and Analog Switch Control 9 14 18 v1.axf: Error: L6218E: Undefined symbol SystemClock_Config (referred from main.o).DAC and Analog Switch Control 9 14 18 v1\...
Uart reciever
I have to recieve a frame from a bldc controller , this frame as follows START CMD LENGTH BAT CUROLD TSNS STATE USER VOL CUR0x660x420x??1 byte1 byte2 bytes1 byte2 bytes2 bytes2 bytesbut i didn't receive anything , the problem with how to manage the l...
Just one example ... but for STM32L151RDT6 !
At this moment, I am still unable to launch a program from a bootloader.Can anyone send me a complete file for STM32CubeIde that would allow running a program from a bootloader? Currently the vectors of my program are copied at address 0xC400 (the pr...
Resolved! STM32L452Re breaks on SystemClock_Config();
Hi,I am attempting to send AT commands via USART1 to an ESP8266-01 connected to my STM32L452RE Nucleo board. I am trying to initialize an HSE with the following settings:And the following clock configuration: My problem is that the code is stopping i...
Resolved! uart
I'm trying to do uart stm23F7xx communication with a bldc controller, based on the blds controller protocol, I did communication but using an arduino and the labrarry #include <SoftwareSerial.h>,I found it hard with stm32 the problem I have to send s...
Resolved! Help with STM32H7A3 low power timer
I have the low power timer LPTIM1 working on a STM32H7A3 but the way I have to clear the IRQs is a little confusing. Here's my IRQHandler:void LPTIM1_IRQHandler(void) { //Disable LPTIM1 CLEAR_BIT(LPTIM1->CR, 0x01); //Clear IRQs LL_LPTIM_ClearFl...
Resolved! STM32H7A3ZI-Q FDCAN TxBufferMessagePending Error.
I am trying to write code for a simple transmit and receive in FDCAN (Classic Mode) in external loopback mode, but I have been unsuccessful in doing so. I don't even know where I am going wrong and am looking for help as my last resort. I have tried...
SPI DMA example
hi, i m using STM32H7 and have running SPI using interrupt transmittng and receiving from external ADC, now i m contemplating using DMA for SPI transmit and receive, but was not able to get any data reponse from the ADC. could anyone kindly advise an...
Resolved! GPO is not working properly
Hi Guys I'm facing one problem in GPO side .i have try to read the input pin PA_3 and PA_2 that time i'm facing one issue .what i'm do try to read the switch using PA_3 and PA_2 Software side i have write pull down when i'm press the switch one PA_3 ...
