Egon V / Mbed 2 deprecated LEDout

Library to show error code with MBED leds. Decimal error code 1-15 can be set

Dependencies:   mbed

This library can show Your error code (integer 1-15) on MBED Leds.

LEDout.h@5:1e36a6806e12, 2012-09-05 (annotated)

Committer:
eqon
Date:
Wed Sep 05 06:55:27 2012 +0000
Revision:
5:1e36a6806e12
Parent:
4:74c0b4be19a9
Child:
6:b7826fcb369b
docs

Who changed what in which revision?

UserRevisionLine numberNew contents of line
eqon 0:3e7de538b366 1 #include "mbed.h"
eqon 5:1e36a6806e12 2 #ifndef LEDOUT_H
eqon 5:1e36a6806e12 3 #define LEDOUT_H
eqon 1:bef84bec3049 4
eqon 4:74c0b4be19a9 5 /**Library to show error code with MBED leds.
eqon 1:bef84bec3049 6 *@file LEDout.h
eqon 4:74c0b4be19a9 7 @code
eqon 4:74c0b4be19a9 8 #include "mbed.h"
eqon 4:74c0b4be19a9 9 #include "LEDout.h"
eqon 4:74c0b4be19a9 10 int main()
eqon 4:74c0b4be19a9 11 {
eqon 4:74c0b4be19a9 12 LEDout led;
eqon 4:74c0b4be19a9 13 led.blink(15,20);//Blink code 15, 20times, //noblocking, so code can continue
eqon 4:74c0b4be19a9 14 for(int k=0; k<10; k++){
eqon 4:74c0b4be19a9 15 printf("printing while blinking ;) \n");
eqon 4:74c0b4be19a9 16 wait(1);
eqon 4:74c0b4be19a9 17 }
eqon 4:74c0b4be19a9 18 wait(2);
eqon 4:74c0b4be19a9 19 led.blinks(1,3);//blocking, code 1, 3 blinks, code will not continue until blinks done
eqon 4:74c0b4be19a9 20 led.blinkSet(2,3);//blocking, code stops here, blinks will continue blinking
eqon 4:74c0b4be19a9 21 return 0;
eqon 4:74c0b4be19a9 22 }
eqon 4:74c0b4be19a9 23 @endcode
eqon 1:bef84bec3049 24 *@author Egon
eqon 1:bef84bec3049 25 *@date 9/5/2012
eqon 1:bef84bec3049 26 */
eqon 4:74c0b4be19a9 27
eqon 4:74c0b4be19a9 28
eqon 4:74c0b4be19a9 29
eqon 0:3e7de538b366 30 class LEDout : public BusOut
eqon 0:3e7de538b366 31 {
eqon 1:bef84bec3049 32 public:
eqon 5:1e36a6806e12 33 /** Create a LEDout object
eqon 1:bef84bec3049 34 */
eqon 0:3e7de538b366 35
eqon 0:3e7de538b366 36 LEDout():BusOut(LED1,LED2,LED3,LED4) {
eqon 0:3e7de538b366 37 _cmd=0;
eqon 0:3e7de538b366 38 _dur=0;
eqon 0:3e7de538b366 39 _blankwait=2; //sec
eqon 0:3e7de538b366 40 // printf("Ledout init\n");
eqon 0:3e7de538b366 41 }
eqon 5:1e36a6806e12 42 /** Non-blocking process blink
eqon 1:bef84bec3049 43 * @param cmd 1-15
eqon 1:bef84bec3049 44 * @param cnt how many times to blink
eqon 1:bef84bec3049 45 * @param dur blink interval default 0.2sec
eqon 1:bef84bec3049 46 */
eqon 0:3e7de538b366 47 void blink(int cmd,int cnt, float dur=0.2) {// parallel process
eqon 0:3e7de538b366 48 _cmd=0;
eqon 0:3e7de538b366 49 _dur=0;
eqon 0:3e7de538b366 50 _cmd=cmd;
eqon 0:3e7de538b366 51 _dur=dur*1000*1000;
eqon 0:3e7de538b366 52 _blinkcnt=0;//reset
eqon 0:3e7de538b366 53 _blinkamount=cnt*2;//on/off
eqon 0:3e7de538b366 54 // printf("Blink start cmd %d dur %f blinkcnt %d amount %d cnt %d\n",_cmd,_dur,_blinkcnt,_blinkamount, cnt);
eqon 0:3e7de538b366 55 _ticker2.attach_us(this,&LEDout::blinktick,_dur);
eqon 0:3e7de538b366 56 // printf("Blink start cmd %d dur %f blinkcnt %d amount %d cnt %d\n",_cmd,_dur,_blinkcnt,_blinkamount, cnt);
eqon 0:3e7de538b366 57
eqon 0:3e7de538b366 58
eqon 0:3e7de538b366 59 }
eqon 5:1e36a6806e12 60 /** Blocking process blink
eqon 1:bef84bec3049 61 * @param cmd 1-15
eqon 1:bef84bec3049 62 * @param cnt how many times to blink
eqon 1:bef84bec3049 63 * @param dur blink interval default 0.2sec
eqon 1:bef84bec3049 64 */
eqon 0:3e7de538b366 65 void blinks(int cmd,int cnt, float dur =0.2) {// blocking
eqon 0:3e7de538b366 66 for (int k=1; k<=cnt; k++) {
eqon 0:3e7de538b366 67 LEDout::write(cmd);//ON
eqon 0:3e7de538b366 68 wait(dur);
eqon 0:3e7de538b366 69 LEDout::write(0);//OFF
eqon 0:3e7de538b366 70 wait(dur);
eqon 0:3e7de538b366 71 }
eqon 0:3e7de538b366 72 }
eqon 4:74c0b4be19a9 73 /** Blocking process and end with loop
eqon 1:bef84bec3049 74 * @param cmd 1-15
eqon 1:bef84bec3049 75 * @param cnt how many times to blink
eqon 1:bef84bec3049 76 * @param dur blink interval default 0.2sec
eqon 1:bef84bec3049 77 */
eqon 0:3e7de538b366 78 void blinkSet(int cmd,int cnt, float dur =0.2) {// blocking and stopping
eqon 0:3e7de538b366 79
eqon 0:3e7de538b366 80 while (1) {
eqon 0:3e7de538b366 81 blinks( cmd, cnt, dur);
eqon 0:3e7de538b366 82 wait(_blankwait); // blank space
eqon 0:3e7de538b366 83 }
eqon 0:3e7de538b366 84 }
eqon 1:bef84bec3049 85 protected:
eqon 0:3e7de538b366 86 Timeout _timeout;
eqon 0:3e7de538b366 87 Ticker _ticker2;
eqon 0:3e7de538b366 88 int _blinkcnt;
eqon 0:3e7de538b366 89 int _blinkamount;
eqon 0:3e7de538b366 90 int _cmd; // bit command
eqon 0:3e7de538b366 91 float _blankwait;
eqon 0:3e7de538b366 92 float _dur;
eqon 1:bef84bec3049 93
eqon 1:bef84bec3049 94
eqon 0:3e7de538b366 95 void blinktick(void) {// ticker function
eqon 0:3e7de538b366 96
eqon 0:3e7de538b366 97 // printf("blink\n");
eqon 0:3e7de538b366 98 if (LEDout::read()==_cmd)//command
eqon 0:3e7de538b366 99 LEDout::write(0);
eqon 0:3e7de538b366 100 else
eqon 0:3e7de538b366 101 LEDout::write(_cmd);
eqon 0:3e7de538b366 102
eqon 0:3e7de538b366 103 _blinkcnt++;
eqon 0:3e7de538b366 104
eqon 0:3e7de538b366 105 if (_blinkamount==NULL or !_blinkamount)return;
eqon 0:3e7de538b366 106
eqon 0:3e7de538b366 107 if (_blinkcnt==_blinkamount) {
eqon 0:3e7de538b366 108 _ticker2.detach();
eqon 0:3e7de538b366 109 return;
eqon 0:3e7de538b366 110 }
eqon 0:3e7de538b366 111 }
eqon 0:3e7de538b366 112 };
eqon 5:1e36a6806e12 113 #endif