Yasushi TAUCHI
/
SteppingMotor1
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main.cpp@0:514839746b7c, 2011-07-03 (annotated)
- Committer:
- yueee_yt
- Date:
- Sun Jul 03 10:39:38 2011 +0000
- Revision:
- 0:514839746b7c
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| yueee_yt | 0:514839746b7c | 1 | #include "mbed.h" |
| yueee_yt | 0:514839746b7c | 2 | |
| yueee_yt | 0:514839746b7c | 3 | DigitalOut myled(LED1); |
| yueee_yt | 0:514839746b7c | 4 | DigitalOut step_a(p19); |
| yueee_yt | 0:514839746b7c | 5 | DigitalOut step_b(p20); |
| yueee_yt | 0:514839746b7c | 6 | |
| yueee_yt | 0:514839746b7c | 7 | Ticker timer1; |
| yueee_yt | 0:514839746b7c | 8 | |
| yueee_yt | 0:514839746b7c | 9 | void add_step(void) { |
| yueee_yt | 0:514839746b7c | 10 | static int mode=0; |
| yueee_yt | 0:514839746b7c | 11 | switch (mode) { |
| yueee_yt | 0:514839746b7c | 12 | case 0 : |
| yueee_yt | 0:514839746b7c | 13 | step_b=0; |
| yueee_yt | 0:514839746b7c | 14 | step_a=1; |
| yueee_yt | 0:514839746b7c | 15 | mode=1; |
| yueee_yt | 0:514839746b7c | 16 | break; |
| yueee_yt | 0:514839746b7c | 17 | case 1 : |
| yueee_yt | 0:514839746b7c | 18 | step_a=1; |
| yueee_yt | 0:514839746b7c | 19 | step_b=1; |
| yueee_yt | 0:514839746b7c | 20 | mode=2; |
| yueee_yt | 0:514839746b7c | 21 | break; |
| yueee_yt | 0:514839746b7c | 22 | case 2: |
| yueee_yt | 0:514839746b7c | 23 | step_a=0; |
| yueee_yt | 0:514839746b7c | 24 | step_b=1; |
| yueee_yt | 0:514839746b7c | 25 | mode=3; |
| yueee_yt | 0:514839746b7c | 26 | break; |
| yueee_yt | 0:514839746b7c | 27 | case 3: |
| yueee_yt | 0:514839746b7c | 28 | step_a=0; |
| yueee_yt | 0:514839746b7c | 29 | step_b=0; |
| yueee_yt | 0:514839746b7c | 30 | mode=0; |
| yueee_yt | 0:514839746b7c | 31 | break; |
| yueee_yt | 0:514839746b7c | 32 | } |
| yueee_yt | 0:514839746b7c | 33 | myled=!myled; |
| yueee_yt | 0:514839746b7c | 34 | } |
| yueee_yt | 0:514839746b7c | 35 | |
| yueee_yt | 0:514839746b7c | 36 | int main() { |
| yueee_yt | 0:514839746b7c | 37 | timer1.attach(&add_step, 0.01); |
| yueee_yt | 0:514839746b7c | 38 | |
| yueee_yt | 0:514839746b7c | 39 | while (1); |
| yueee_yt | 0:514839746b7c | 40 | } |