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final
Dependencies: mbed Servo NeoMatrix mbed-rtos 4DGL-uLCD-SE PinDetect PololuLedStrip
main.cpp@3:89e7deacb0c1, 2020-11-23 (annotated)
- Committer:
- oscargao
- Date:
- Mon Nov 23 21:23:57 2020 +0000
- Revision:
- 3:89e7deacb0c1
- Parent:
- 2:95f72e92b370
- Child:
- 4:2a561107cc01
most working
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
oscargao | 0:941787ae3c86 | 1 | #include "mbed.h" |
oscargao | 1:5ceaf94b79e4 | 2 | #include "uLCD_4DGL.h" |
oscargao | 1:5ceaf94b79e4 | 3 | #include "PinDetect.h" |
oscargao | 2:95f72e92b370 | 4 | #include "rtos.h" |
oscargao | 2:95f72e92b370 | 5 | #include "Servo.h" |
oscargao | 1:5ceaf94b79e4 | 6 | |
oscargao | 1:5ceaf94b79e4 | 7 | uLCD_4DGL uLCD(p9,p10,p11); // serial tx, serial rx, reset pin; |
oscargao | 2:95f72e92b370 | 8 | Serial pc(USBTX, USBRX); // tx, rx |
oscargao | 1:5ceaf94b79e4 | 9 | |
oscargao | 2:95f72e92b370 | 10 | // pb |
oscargao | 2:95f72e92b370 | 11 | PinDetect button1(p7,PullDown); |
oscargao | 2:95f72e92b370 | 12 | PinDetect button2(p8,PullDown); |
oscargao | 2:95f72e92b370 | 13 | |
oscargao | 2:95f72e92b370 | 14 | // sensors |
oscargao | 0:941787ae3c86 | 15 | AnalogIn waterSensor(p20); |
oscargao | 0:941787ae3c86 | 16 | AnalogIn moistureSensor(p19); |
oscargao | 0:941787ae3c86 | 17 | AnalogIn lightSensor(p18); |
oscargao | 2:95f72e92b370 | 18 | |
oscargao | 2:95f72e92b370 | 19 | // outputs |
oscargao | 0:941787ae3c86 | 20 | PwmOut speaker(p21); |
oscargao | 0:941787ae3c86 | 21 | PwmOut led(p22); |
oscargao | 2:95f72e92b370 | 22 | PwmOut led1(LED1); |
oscargao | 2:95f72e92b370 | 23 | // motors |
oscargao | 2:95f72e92b370 | 24 | Servo Shade(p23); |
oscargao | 2:95f72e92b370 | 25 | Servo Pipe(p24); |
oscargao | 2:95f72e92b370 | 26 | |
oscargao | 0:941787ae3c86 | 27 | |
oscargao | 2:95f72e92b370 | 28 | Mutex myMut; |
oscargao | 2:95f72e92b370 | 29 | volatile int button1_push = 0; |
oscargao | 2:95f72e92b370 | 30 | volatile int button2_push = 0; |
oscargao | 2:95f72e92b370 | 31 | volatile float setWaterLevel = 0.5; |
oscargao | 2:95f72e92b370 | 32 | volatile float setMositLevel = 0.5; |
oscargao | 2:95f72e92b370 | 33 | volatile float setLightLevel = 0.5; |
oscargao | 2:95f72e92b370 | 34 | volatile float ShadePosition = 0.0; |
oscargao | 3:89e7deacb0c1 | 35 | volatile float PipePosition = 0.0; |
oscargao | 2:95f72e92b370 | 36 | |
oscargao | 2:95f72e92b370 | 37 | volatile int counting = 0; // keep track of how many seconds has passed |
oscargao | 2:95f72e92b370 | 38 | |
oscargao | 2:95f72e92b370 | 39 | // sensor readings |
oscargao | 2:95f72e92b370 | 40 | volatile float water = 0.0; |
oscargao | 2:95f72e92b370 | 41 | volatile float light = 0.0; |
oscargao | 2:95f72e92b370 | 42 | volatile float moist = 0.0; |
oscargao | 2:95f72e92b370 | 43 | |
oscargao | 2:95f72e92b370 | 44 | // callback functinos for 2 pushbuttons |
oscargao | 2:95f72e92b370 | 45 | void Button1_Callback (void) {button1_push = 1;} |
oscargao | 2:95f72e92b370 | 46 | void Button2_Callback (void) {button2_push = 1;} |
oscargao | 1:5ceaf94b79e4 | 47 | |
oscargao | 2:95f72e92b370 | 48 | // function for the buttons thread: adjust pre-set light levels |
oscargao | 2:95f72e92b370 | 49 | void buttons_function(void const *argument){ |
oscargao | 2:95f72e92b370 | 50 | while(1){ |
oscargao | 2:95f72e92b370 | 51 | if (button1_push && button2_push) |
oscargao | 2:95f72e92b370 | 52 | { |
oscargao | 2:95f72e92b370 | 53 | uLCD.cls(); |
oscargao | 2:95f72e92b370 | 54 | uLCD.printf("DON'T PRESS THE BUTTON AT THE SAME TIME!\n\r"); |
oscargao | 2:95f72e92b370 | 55 | button1_push = button2_push = 0; |
oscargao | 2:95f72e92b370 | 56 | uLCD.cls(); |
oscargao | 2:95f72e92b370 | 57 | } |
oscargao | 2:95f72e92b370 | 58 | if (button1_push) |
oscargao | 2:95f72e92b370 | 59 | { |
oscargao | 2:95f72e92b370 | 60 | setLightLevel -= .1; |
oscargao | 2:95f72e92b370 | 61 | button1_push = 0; |
oscargao | 2:95f72e92b370 | 62 | } |
oscargao | 2:95f72e92b370 | 63 | if (button2_push) |
oscargao | 2:95f72e92b370 | 64 | { |
oscargao | 2:95f72e92b370 | 65 | setLightLevel += .1; |
oscargao | 2:95f72e92b370 | 66 | button2_push = 0; |
oscargao | 2:95f72e92b370 | 67 | } |
oscargao | 2:95f72e92b370 | 68 | if (setLightLevel<0) setLightLevel = 0; |
oscargao | 2:95f72e92b370 | 69 | if (setLightLevel>1) setLightLevel = 1; |
oscargao | 2:95f72e92b370 | 70 | |
oscargao | 2:95f72e92b370 | 71 | myMut.lock(); |
oscargao | 2:95f72e92b370 | 72 | uLCD.locate(0,10); |
oscargao | 2:95f72e92b370 | 73 | uLCD.printf("SetLightLevel: %1.1f\n\r", setLightLevel); |
oscargao | 2:95f72e92b370 | 74 | myMut.unlock(); |
oscargao | 2:95f72e92b370 | 75 | Thread::wait(500); |
oscargao | 2:95f72e92b370 | 76 | } |
oscargao | 1:5ceaf94b79e4 | 77 | } |
oscargao | 1:5ceaf94b79e4 | 78 | |
oscargao | 2:95f72e92b370 | 79 | // move the servos, also light an LED |
oscargao | 2:95f72e92b370 | 80 | void motors_function(void const *argument){ |
oscargao | 2:95f72e92b370 | 81 | while(1){ |
oscargao | 2:95f72e92b370 | 82 | shadePosition = 1-light; // raise the shade when light |
oscargao | 2:95f72e92b370 | 83 | Shade = shadePosition); |
oscargao | 2:95f72e92b370 | 84 | led.write(shadePosition) |
oscargao | 2:95f72e92b370 | 85 | |
oscargao | 2:95f72e92b370 | 86 | pipePosition = soil<0.6? 1:0; |
oscargao | 2:95f72e92b370 | 87 | pipe = pipePosition; |
oscargao | 2:95f72e92b370 | 88 | Thread::wait(1000); |
oscargao | 2:95f72e92b370 | 89 | } |
oscargao | 2:95f72e92b370 | 90 | } |
oscargao | 2:95f72e92b370 | 91 | |
oscargao | 0:941787ae3c86 | 92 | int main() { |
oscargao | 1:5ceaf94b79e4 | 93 | uLCD.printf("\n\rstart printing\n"); |
oscargao | 2:95f72e92b370 | 94 | uLCD.cls(); |
oscargao | 2:95f72e92b370 | 95 | speaker.period(1.0/800.0); |
oscargao | 2:95f72e92b370 | 96 | |
oscargao | 2:95f72e92b370 | 97 | button1.attach_deasserted(&Button1_Callback); |
oscargao | 2:95f72e92b370 | 98 | button1.setSampleFrequency(); |
oscargao | 2:95f72e92b370 | 99 | button2.attach_deasserted(&Button2_Callback); |
oscargao | 2:95f72e92b370 | 100 | button2.setSampleFrequency(); |
oscargao | 2:95f72e92b370 | 101 | |
oscargao | 2:95f72e92b370 | 102 | Thread buttons(buttons_function); |
oscargao | 2:95f72e92b370 | 103 | Thread motors(motors_function); |
oscargao | 0:941787ae3c86 | 104 | |
oscargao | 0:941787ae3c86 | 105 | while(1) { |
oscargao | 0:941787ae3c86 | 106 | water = waterSensor.read(); |
oscargao | 0:941787ae3c86 | 107 | moist = moistureSensor.read(); |
oscargao | 0:941787ae3c86 | 108 | light = lightSensor.read(); |
oscargao | 2:95f72e92b370 | 109 | myMut.lock(); |
oscargao | 2:95f72e92b370 | 110 | uLCD.locate(0,2); |
oscargao | 1:5ceaf94b79e4 | 111 | uLCD.printf("%d:\n\r",counting); |
oscargao | 2:95f72e92b370 | 112 | uLCD.printf("water: %f\n\r",water); |
oscargao | 2:95f72e92b370 | 113 | uLCD.printf("moist: %f\n\r",moist); |
oscargao | 2:95f72e92b370 | 114 | uLCD.printf("light: %f\n\r",light); |
oscargao | 2:95f72e92b370 | 115 | myMut.unlock(); |
oscargao | 0:941787ae3c86 | 116 | counting++; |
oscargao | 2:95f72e92b370 | 117 | |
oscargao | 2:95f72e92b370 | 118 | // sound the alarm if water level too low |
oscargao | 2:95f72e92b370 | 119 | speaker = water<setWaterLevel? 0.5:0; |
oscargao | 2:95f72e92b370 | 120 | |
oscargao | 2:95f72e92b370 | 121 | Thread::wait(1000); |
oscargao | 0:941787ae3c86 | 122 | } |
oscargao | 2:95f72e92b370 | 123 | } |