Lee Nam Cheol
/
lab04-i2c-master
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main.cpp@1:89d23c8072af, 2020-04-21 (annotated)
- Committer:
- namcheol
- Date:
- Tue Apr 21 12:20:31 2020 +0000
- Revision:
- 1:89d23c8072af
- Parent:
- 0:f31836d48420
- Child:
- 2:b7fe18d989bc
lab03-pwm-sg90-servo
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| dshin | 0:f31836d48420 | 1 | #include "mbed.h" |
| dshin | 0:f31836d48420 | 2 | |
| namcheol | 1:89d23c8072af | 3 | PwmOut servo(PTA1); //servo = PTA1 |
| dshin | 0:f31836d48420 | 4 | |
| dshin | 0:f31836d48420 | 5 | int main() |
| dshin | 0:f31836d48420 | 6 | { |
| namcheol | 1:89d23c8072af | 7 | float w; |
| namcheol | 1:89d23c8072af | 8 | |
| namcheol | 1:89d23c8072af | 9 | servo.period(20.0 / 1000.0); //period = 20ms for SG90 servo |
| namcheol | 1:89d23c8072af | 10 | while (true) { //500 ~ 2500us for degree 0 to 180 |
| namcheol | 1:89d23c8072af | 11 | for(w = 500; w <= 2500; w += 100) { |
| namcheol | 1:89d23c8072af | 12 | servo.write(w / (20.0 * 1000.0)); |
| namcheol | 1:89d23c8072af | 13 | thread_sleep_for(1000); |
| namcheol | 1:89d23c8072af | 14 | } |
| dshin | 0:f31836d48420 | 15 | } |
| dshin | 0:f31836d48420 | 16 | } |