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...

Posted on November 17, 2016 at 14:26 I comunicate stm32f4dis with hc sr04 but always distance_mm=0, PB1-Trig PB0-Echo #include ''stm32f4xx.h'' GPIO_InitTypeDef GPIO_InitStructure; void GPIO_Configuration( void ); void ...

Posted on October 24, 2016 at 06:52 hi, I am communicating with the handle of the ps2 using spi dma stm32f4,but encountered a few problems While I do not use dma it works fine i use void PS2_Send_Recive(unsigned char command...