STM32 MCUs Products

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Forum Posts

How do I switch PLLSource once it is running?

Posted on December 07, 2016 at 22:19Hi, I want to start off my STM32F745VET6 running on the PLL sourced from the 16MHZ HSI oscillator. I need to run some I2C code to initialize an external multi-output high accuracy clock generator chip where one of...

STM32F042F6 SPI1 clock polarity problem

Posted on November 14, 2016 at 08:53Hello,On my currently developing device and I issued a problem. I'm using CubeMX 4.17, F0 package 1.6 and F4 package 1.13.1.I developed the code for F4 - SPI1 communicating with NRF24L01+ module using HAL library ...

help srf04 stm32f407

Posted on December 10, 2016 at 11:23hi allwhile (1) { int time; int i=0; GPIO_SetBits(GPIOA,GPIO_Pin_1); //delay_us(10); Delay(240); //Delay01ms(100); GPIO_ResetBits(GPIOA,GPIO_Pin_1); while(GPIO_ReadInputDataBit(GPIOA,GPIO_Pin_0)==0); while(GPIO_Re...

Debugging STM32F042 in Keil

Posted on April 11, 2016 at 23:05I have a problem with loading into debugger in Keil for STM32F042(Run to main() is off)- normal start for example from STM32F0xx_StdPeriph_Lib_V1.5.0\Projects\STM32F0xx_StdPeriph_Examplesfor STM32F030http://i.piccy.i...

Resolved! connecting STM32F4-discovery with Android through USB

Posted on November 29, 2016 at 17:45 Hello, I'm trying to connect stm32f4-discovery with Android phone supporting otg through USB virtual port. The microcontroller should work as device and smart phone will be the host. I used CDC library on stm3...

Is it possible to develop Packet analyzer or Network tap using STM32F2xxx?? Application is analysis of serial data. Suggestions

Posted on December 06, 2016 at 10:29I want to analyze the Serial data (UART) through STM32F2 series board (Nucleo 144). How one can develop Network Tap or Packet analyzer using Nucleo 144 Board. Any rough idea is most welcomed. Thanks in advance#stm...

SDRAM Writing Problem

Posted on December 06, 2016 at 16:48Hi, I have a custom hardware dev board which includes an SDRAM (MT48LC4M16A2), NAND Flash and a STM32F429. The schematic for this board is identical to other commercial dev boards that have the same memory configu...