STM32 MCUs Products

is there any STM32 controller with FPU ? with out changing the hardware i need to replace stm32f030c8t6 with new one with FPU ? .

HALL bug not setting clock ?

Hello. I was working on example generated by cubeMX (new version) on STM32L562VET6Q processor and canbus.Example code of networking worked just fine, but copying code to my LL based project made CANBUS inoperable.I was able to track down what is diff...

STM32L0x2 bug in reference manual

RM0376 Reference manual for STM32L0x2 DocID025941 Rev 5 states in 14.9 "Temperature sensor and internal reference voltage" :The following formula gives the actual VDDA voltage supplying the device: VDDA = 3 V x VREFINT_CAL / VREFINT_DATAThis can't be...

Pipeline stage explanation

hi, all. I wanted to ask about The pipeline stages in the m cortex processors , i read that m0 has 3 stages and m0+ has 2 , which renders it more efficient , can anyone explain what that means?

F7 UARTs Anything special?

The F4 board worked fine doing UART DMA. I start to regret this upgrade.Forget DMA and IT for now, just trying to get F7 polling working.First HAL_UART_Receive works, but the rest time out.Register analysis is unenlightening going by RM0385 referen...

Another question about the QSPI flash on the STM32F746 DISCO

I am using the core cycle counter to measure the read and write transfer speed of the QSPI flash memory. I am writing a 128,000 byte array and reading it. I calculate 690,000 B/s to write the flash and about 1.2 MB/s to read it. Does this sound about...

<string.h> functions stop working

had anyone have the experience of <string.h> functions stop working and prevent the whole programm to proceed?

LCD interfacing Programming Doubt. Can anybody catch the mistakes?

All connections are done on port D.This is my program code.I am using stm32f407vg disc board./* * lcd_programming.c * * Created on: 20-Aug-2020 *   Author: SOBHIT PANDA */#include "stm32f407xx.h"#include "stm32f407xx_gpio_driver.h"void LCD4bits_Cmd(u...