| | 2 | /* |
| | 3 | * Arduino 由 XBee 接收資料。輸入 1、2、3、4 會亮不同 led,按 2 會打開 relay |
| | 4 | */ |
| | 5 | |
| | 6 | int serial_data = 0; // 由 serial 讀入的資料 |
| | 7 | |
| | 8 | void setup() |
| | 9 | { |
| | 10 | pinMode(2, OUTPUT); |
| | 11 | pinMode(3, OUTPUT); |
| | 12 | pinMode(4, OUTPUT); |
| | 13 | pinMode(5, OUTPUT); |
| | 14 | pinMode(6, OUTPUT); |
| | 15 | pinMode(7, OUTPUT); |
| | 16 | pinMode(8, OUTPUT); |
| | 17 | pinMode(9, OUTPUT); |
| | 18 | pinMode(10, OUTPUT); |
| | 19 | pinMode(11, OUTPUT); |
| | 20 | pinMode(12, OUTPUT); |
| | 21 | pinMode(13, OUTPUT); |
| | 22 | Serial.begin(9600); |
| | 23 | } |
| | 24 | |
| | 25 | void loop() |
| | 26 | { |
| | 27 | clear_statue(); |
| | 28 | //Serial.print("debug : serial_data = "); |
| | 29 | //Serial.println(serial_data); |
| | 30 | //delay(500); |
| | 31 | if (Serial.available() > 0) |
| | 32 | { |
| | 33 | serial_data = Serial.read(); |
| | 34 | Serial.print("I receive: "); |
| | 35 | Serial.println(serial_data); |
| | 36 | } |
| | 37 | switch (serial_data) |
| | 38 | { |
| | 39 | case 49: |
| | 40 | digitalWrite(2, HIGH); |
| | 41 | digitalWrite(6, HIGH); |
| | 42 | digitalWrite(10, HIGH); |
| | 43 | break; |
| | 44 | case 50: |
| | 45 | digitalWrite(3, HIGH); |
| | 46 | digitalWrite(7, HIGH); |
| | 47 | digitalWrite(11, HIGH); |
| | 48 | break; |
| | 49 | case 51: |
| | 50 | digitalWrite(4, HIGH); |
| | 51 | digitalWrite(8, HIGH); |
| | 52 | digitalWrite(12, HIGH); |
| | 53 | break; |
| | 54 | case 52: |
| | 55 | digitalWrite(5, HIGH); |
| | 56 | digitalWrite(9, HIGH); |
| | 57 | digitalWrite(13, HIGH); |
| | 58 | break; |
| | 59 | } |
| | 60 | delay(200); |
| | 61 | } |
| | 62 | |
| | 63 | void clear_statue() |
| | 64 | { |
| | 65 | serial_data = 0; |
| | 66 | for (int i = 2; i <= 13; i++) |
| | 67 | digitalWrite(i, LOW); |
| | 68 | } |
| | 69 | |