Elevator / Mbed 2 deprecated Elevator

The first code

Dependencies:   mbed Motor

main.cpp@5:47d6ae63a1a3, 2015-02-14 (annotated)

Committer:
m172886
Date:
Sat Feb 14 02:30:41 2015 +0000
Revision:
5:47d6ae63a1a3
Parent:
4:059832a0c7b9
Child:
6:922f762e7f92
hello

Who changed what in which revision?

UserRevisionLine numberNew contents of line
170198 0:2f38be5ec9dc 1 #include "mbed.h"
170198 1:a46a378d5561 2 #include "time.h"
m172886 3:7b0316e7cabc 3 #include "Motor.h"
170198 0:2f38be5ec9dc 4
m172886 5:47d6ae63a1a3 5 AnalogIn ain(p19);
170198 1:a46a378d5561 6 Serial pc(USBTX, USBRX);
170198 1:a46a378d5561 7 Timer t;
m172886 3:7b0316e7cabc 8 Motor m(p25,p27,p28);
m172886 5:47d6ae63a1a3 9
m172886 3:7b0316e7cabc 10 float height;
170198 2:559b5507c580 11
m172886 3:7b0316e7cabc 12 float Lower_distance = 7; // lower floor in inches.
m172886 3:7b0316e7cabc 13
m172886 5:47d6ae63a1a3 14 float Upper_distance = 22; // upper floor in inches
m172886 3:7b0316e7cabc 15
m172886 5:47d6ae63a1a3 16 float Desired_distance = Upper_distance; // start low
m172886 5:47d6ae63a1a3 17 float err;
m172886 5:47d6ae63a1a3 18
m172886 5:47d6ae63a1a3 19 int time_count = 0;
m172886 5:47d6ae63a1a3 20 int main()
m172886 5:47d6ae63a1a3 21
170198 1:a46a378d5561 22 {
170198 1:a46a378d5561 23 pc.baud(9600);
170198 1:a46a378d5561 24 pc.format(7,SerialBase::None,1);
m172886 5:47d6ae63a1a3 25 t.reset(); //reset timer to zero
m172886 5:47d6ae63a1a3 26 t.start(); //start timer data timestamp
m172886 5:47d6ae63a1a3 27
m172886 5:47d6ae63a1a3 28 while(1) {
m172886 5:47d6ae63a1a3 29 while(time_count<300) {
m172886 5:47d6ae63a1a3 30
m172886 5:47d6ae63a1a3 31 height = 193.125176919012*(pow(ain.read(),3))-353.927724612106*(pow(ain.read(),2))+218.749286479109*(ain.read())-23.2532105680997;
m172886 5:47d6ae63a1a3 32
m172886 5:47d6ae63a1a3 33
m172886 5:47d6ae63a1a3 34
m172886 5:47d6ae63a1a3 35 pc.printf("%f,",ain.read()); //this prints the voltage
m172886 5:47d6ae63a1a3 36 pc.printf("%f,",height);
m172886 5:47d6ae63a1a3 37 pc.printf("%f",t.read());
m172886 5:47d6ae63a1a3 38 pc.printf("\n\r");
m172886 5:47d6ae63a1a3 39
m172886 5:47d6ae63a1a3 40 if(height < Desired_distance) {
m172886 5:47d6ae63a1a3 41
m172886 5:47d6ae63a1a3 42 m.speed(0.7);
m172886 5:47d6ae63a1a3 43 } else if(height > Desired_distance) {
m172886 5:47d6ae63a1a3 44
m172886 5:47d6ae63a1a3 45 m.speed(-0.7);
m172886 5:47d6ae63a1a3 46 } else if(height==Desired_distance) {
m172886 5:47d6ae63a1a3 47
m172886 5:47d6ae63a1a3 48 m.speed(0.0);
m172886 5:47d6ae63a1a3 49 }
m172886 5:47d6ae63a1a3 50
m172886 5:47d6ae63a1a3 51 time_count = time_count+1;
m172886 4:059832a0c7b9 52 }
m172886 5:47d6ae63a1a3 53 if (height == Desired_distance)
m172886 4:059832a0c7b9 54 {
m172886 5:47d6ae63a1a3 55 Desired_distance = Lower_distance;
m172886 5:47d6ae63a1a3 56 if(height < Desired_distance) {
m172886 5:47d6ae63a1a3 57
m172886 5:47d6ae63a1a3 58 m.speed(0.7);
m172886 5:47d6ae63a1a3 59 } else if(height > Desired_distance) {
m172886 5:47d6ae63a1a3 60
m172886 5:47d6ae63a1a3 61 m.speed(-0.7);
m172886 5:47d6ae63a1a3 62 } else if(height==Desired_distance) {
m172886 5:47d6ae63a1a3 63
m172886 5:47d6ae63a1a3 64 m.speed(0.0);
m172886 4:059832a0c7b9 65 }
m172886 5:47d6ae63a1a3 66 }
170198 1:a46a378d5561 67 }
m172886 5:47d6ae63a1a3 68 }