Posted on January 06, 2013 at 23:25I wanted to use EXTI4 EXTI5 and EXTI6 with the door GPIOA but I get the an error   ''EXTI5_IRQn'' is undefined  ''EXTI6_IRQn'' is undefinedI have not found the list of lines Exti that I can use! you can tell me whe...

Posted on November 21, 2012 at 15:37 I'm using the following code to update an output device, in this case the LCD, but when I enable TIM 2 the microcontroller stops working! what is wrong? void Tim2_LCD_IT(void){ TIM_TimeBaseInitType...

Posted on November 17, 2012 at 12:09To print the result of the ADC on my LCD (16x2) I use the following actions:sprintf(Sprint,''%d'',ADC3ConvertedValue[0]);LCD_PrintData(Sprint, lenght(Sprint)); //  length (Sprint) returns the size of the carrier S...

Posted on November 13, 2012 at 21:25 Hi, I have enabled external interrupt (EXTI) by connecting to pin PA4 a button, with its pull-up (I also tried the pull down) but when I pressed the button sometimes is performed twice Iterrupt routine (or mo...

Posted on November 12, 2012 at 18:41 I want to edit and use the example of EXTI PA3, but it does not work, what am I doing wrong? void Exti_Config(void) { EXTI_InitTypeDef EXTI_InitStructure; GPIO_InitTypeDef GPIO_InitStructure; N...