Cortex Challenge Team / STM32F031_blink_LED_2

LED blinking with a small microcontroller (STM32F031/F050) with 4kB of RAM.

Dependencies:   mbed-STM32F030F4

main.cpp@1:6d1a367bdba2, 2015-04-26 (annotated)

Committer:
krepemar
Date:
Sun Apr 26 20:04:03 2015 +0000
Revision:
1:6d1a367bdba2
Parent:
0:ccaa0ada3fe9
Child:
2:ea82db1b8367
new comments

Who changed what in which revision?

UserRevisionLine numberNew contents of line
krepemar 0:ccaa0ada3fe9 1 /**********************************************************************************
krepemar 0:ccaa0ada3fe9 2 * @file main.cpp
krepemar 0:ccaa0ada3fe9 3 * @author Marta Krepelkova
krepemar 0:ccaa0ada3fe9 4 * @version V0.1
krepemar 0:ccaa0ada3fe9 5 * @date 26-April-2015
krepemar 0:ccaa0ada3fe9 6 * @brief LED blinking with microcontroller in a small package
krepemar 0:ccaa0ada3fe9 7 ***********************************************************************************/
krepemar 0:ccaa0ada3fe9 8
krepemar 0:ccaa0ada3fe9 9 /**********************************************************************************/
krepemar 0:ccaa0ada3fe9 10 /* Table of used pins on STM32F0 Discovery kit with STM32F031F6P6 MCU (TSSOP20) */
krepemar 0:ccaa0ada3fe9 11 /**********************************************************************************/
krepemar 0:ccaa0ada3fe9 12 /* TSSOP20 pin | peripheral */
krepemar 0:ccaa0ada3fe9 13 /* 11 (PA_5) | LED */
krepemar 0:ccaa0ada3fe9 14 /**********************************************************************************/
krepemar 0:ccaa0ada3fe9 15
krepemar 0:ccaa0ada3fe9 16 /* Includes ----------------------------------------------------------------------*/
krepemar 0:ccaa0ada3fe9 17 #include "mbed.h"
krepemar 0:ccaa0ada3fe9 18
krepemar 0:ccaa0ada3fe9 19 /* Defines -----------------------------------------------------------------------*/
krepemar 0:ccaa0ada3fe9 20
krepemar 0:ccaa0ada3fe9 21 /* Function prototypes -----------------------------------------------------------*/
krepemar 0:ccaa0ada3fe9 22
krepemar 0:ccaa0ada3fe9 23 /* Variables ---------------------------------------------------------------------*/
krepemar 0:ccaa0ada3fe9 24
krepemar 0:ccaa0ada3fe9 25 // mbed - initialization of peripherals
krepemar 0:ccaa0ada3fe9 26 DigitalOut myled(PA_5); // LED is connected to PA_5
krepemar 0:ccaa0ada3fe9 27
krepemar 0:ccaa0ada3fe9 28 /* Functions----------------------------------------------------------------------*/
krepemar 0:ccaa0ada3fe9 29
krepemar 0:ccaa0ada3fe9 30 /***********************************************************************************
krepemar 0:ccaa0ada3fe9 31 * Function Name : main.
krepemar 0:ccaa0ada3fe9 32 * Description : Main routine.
krepemar 0:ccaa0ada3fe9 33 * Input : None.
krepemar 0:ccaa0ada3fe9 34 * Output : None.
krepemar 0:ccaa0ada3fe9 35 * Return : None.
krepemar 0:ccaa0ada3fe9 36 ***********************************************************************************/
krepemar 0:ccaa0ada3fe9 37 int main() {
krepemar 0:ccaa0ada3fe9 38 while(1) {
krepemar 1:6d1a367bdba2 39 myled = 1; // LED is OFF (we have connected it to VCC)
krepemar 0:ccaa0ada3fe9 40 wait(0.2); // 200 ms
krepemar 1:6d1a367bdba2 41 myled = 0; // LED is On
krepemar 0:ccaa0ada3fe9 42 wait(1.0); // 1 sec
krepemar 0:ccaa0ada3fe9 43 }
krepemar 0:ccaa0ada3fe9 44 }