Fatima Vunic / Mbed 2 deprecated mbed_test

Test Programm

Dependencies:   mbed

main.cpp@4:3c91e63e0642, 2020-01-13 (annotated)

Committer:
fatima365
Date:
Mon Jan 13 18:02:29 2020 +0000
Revision:
4:3c91e63e0642
Parent:
3:9be1093ae35e 
6.funk

Who changed what in which revision?

UserRevisionLine numberNew contents of line
fatima365 0:7b78c5f07317 1 #include "mbed.h"
fatima365 0:7b78c5f07317 2 #define BUTTON1 p14 // M3: push joystick pin
fatima365 0:7b78c5f07317 3 //#define BUTTON A1 // NUCLEO:Taster A1
fatima365 0:7b78c5f07317 4
fatima365 4:3c91e63e0642 5 int modifyBit (int x, unsigned char position, bool State);
fatima365 3:9be1093ae35e 6 int lauflicht (bool richtung, int time, int &anz);
fatima365 1:b6f2a3f6e8eb 7 void nibbleLeds (int value);
fatima365 2:b43b5da6f341 8 void printb (uint8_t x);
fatima365 0:7b78c5f07317 9
fatima365 0:7b78c5f07317 10 BusOut myleds(LED1, LED2, LED3, LED4);
fatima365 0:7b78c5f07317 11 DigitalIn button(BUTTON1);
fatima365 0:7b78c5f07317 12
fatima365 0:7b78c5f07317 13 const int INIT = 0x03;
fatima365 0:7b78c5f07317 14
fatima365 0:7b78c5f07317 15 int main() {
fatima365 1:b6f2a3f6e8eb 16 int anzahl, anz;
fatima365 1:b6f2a3f6e8eb 17 uint8_t value = INIT;
fatima365 1:b6f2a3f6e8eb 18
fatima365 3:9be1093ae35e 19 anzahl = lauflicht(true, 400, anz=0);
fatima365 3:9be1093ae35e 20 printf("anzahl = %d\n", anzahl);
fatima365 3:9be1093ae35e 21
fatima365 1:b6f2a3f6e8eb 22 nibbleLeds(value);
fatima365 4:3c91e63e0642 23 printb(value);
fatima365 4:3c91e63e0642 24 value = modifyBit(value, 2, 1);
fatima365 4:3c91e63e0642 25 printb(myleds);
fatima365 4:3c91e63e0642 26 printb(modifyBit(INIT, 3, 1));
fatima365 1:b6f2a3f6e8eb 27 wait (0.1);
fatima365 1:b6f2a3f6e8eb 28 }
fatima365 3:9be1093ae35e 29
fatima365 4:3c91e63e0642 30 int modifyBit(int x, uint8_t position, bool State){
fatima365 4:3c91e63e0642 31 int mask = 1 << position;
fatima365 4:3c91e63e0642 32 int state = int(State);
fatima365 4:3c91e63e0642 33 return (x & ~mask) | ((state << position) & mask);
fatima365 4:3c91e63e0642 34 }
fatima365 4:3c91e63e0642 35
fatima365 4:3c91e63e0642 36
fatima365 3:9be1093ae35e 37 int lauflicht(bool richtung, int time, int &anz){
fatima365 3:9be1093ae35e 38 int i;
fatima365 3:9be1093ae35e 39 uint8_t lauf = 0x01;
fatima365 3:9be1093ae35e 40
fatima365 3:9be1093ae35e 41 if(!richtung)
fatima365 3:9be1093ae35e 42 lauf = 0x08;
fatima365 3:9be1093ae35e 43
fatima365 3:9be1093ae35e 44 while(1) {
fatima365 3:9be1093ae35e 45 nibbleLeds(lauf&0x0F);
fatima365 3:9be1093ae35e 46 if(richtung) {
fatima365 3:9be1093ae35e 47 lauf = lauf << 1;
fatima365 3:9be1093ae35e 48 if(lauf > 8)
fatima365 3:9be1093ae35e 49 lauf = 0x01;
fatima365 3:9be1093ae35e 50 }
fatima365 3:9be1093ae35e 51 else {
fatima365 3:9be1093ae35e 52 lauf = lauf >> 1;
fatima365 3:9be1093ae35e 53 if(lauf == 0)
fatima365 3:9be1093ae35e 54 lauf = 0x08;
fatima365 3:9be1093ae35e 55 }
fatima365 3:9be1093ae35e 56 if(button)
fatima365 3:9be1093ae35e 57 break;
fatima365 3:9be1093ae35e 58 wait_ms(time);
fatima365 3:9be1093ae35e 59 anz++;
fatima365 3:9be1093ae35e 60 }
fatima365 3:9be1093ae35e 61 return anz;
fatima365 3:9be1093ae35e 62 }
fatima365 3:9be1093ae35e 63
fatima365 3:9be1093ae35e 64
fatima365 2:b43b5da6f341 65 void printb (uint8_t x){
fatima365 2:b43b5da6f341 66 for (int i = sizeof(x)<<3; i; i--)
fatima365 2:b43b5da6f341 67 putchar('0'+((x>>(i-1))&1));
fatima365 2:b43b5da6f341 68 printf("\n");
fatima365 2:b43b5da6f341 69 }
fatima365 1:b6f2a3f6e8eb 70
fatima365 1:b6f2a3f6e8eb 71 void nibbleLeds(int value){
fatima365 1:b6f2a3f6e8eb 72 myleds = value%16;
fatima365 1:b6f2a3f6e8eb 73 }