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Breathalyzer running on the MBED 1768 Platform; EE4427 Group 3 Spring 2018
Dependencies: 4DGL-uLCD-SE mbed
lcdOut.cpp@0:35f90b280233, 2018-04-23 (annotated)
- Committer:
- phred754
- Date:
- Mon Apr 23 22:18:27 2018 +0000
- Revision:
- 0:35f90b280233
EE4427 Final Project Group 3
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
phred754 | 0:35f90b280233 | 1 | //Written by Todd Clark |
phred754 | 0:35f90b280233 | 2 | #include "lcdOut.h" |
phred754 | 0:35f90b280233 | 3 | |
phred754 | 0:35f90b280233 | 4 | uLCD_4DGL uLCD(p9,p10,p11); //Set up serial bus for LCD screen as an object using code library for LCD from https://os.mbed.com/users/sparkfun/code/4DGL-uLCD-SE/ |
phred754 | 0:35f90b280233 | 5 | int textSize; |
phred754 | 0:35f90b280233 | 6 | float legalLimit; |
phred754 | 0:35f90b280233 | 7 | |
phred754 | 0:35f90b280233 | 8 | void resetDisplay(){ |
phred754 | 0:35f90b280233 | 9 | uLCD.background_color(BLACK); |
phred754 | 0:35f90b280233 | 10 | uLCD.cls(); |
phred754 | 0:35f90b280233 | 11 | uLCD.textbackground_color(BLACK); |
phred754 | 0:35f90b280233 | 12 | displayStart(); |
phred754 | 0:35f90b280233 | 13 | } |
phred754 | 0:35f90b280233 | 14 | |
phred754 | 0:35f90b280233 | 15 | void displayTest(float out, bool isUtahMode){ |
phred754 | 0:35f90b280233 | 16 | legalLimit = (isUtahMode) ? 0.05 : 0.08; |
phred754 | 0:35f90b280233 | 17 | |
phred754 | 0:35f90b280233 | 18 | uLCD.baudrate(115200); |
phred754 | 0:35f90b280233 | 19 | uLCD.background_color(WHITE); |
phred754 | 0:35f90b280233 | 20 | uLCD.cls(); |
phred754 | 0:35f90b280233 | 21 | uLCD.textbackground_color(WHITE); |
phred754 | 0:35f90b280233 | 22 | |
phred754 | 0:35f90b280233 | 23 | textSize = 1; |
phred754 | 0:35f90b280233 | 24 | uLCD.locate(0, 1); |
phred754 | 0:35f90b280233 | 25 | uLCD.text_width(textSize); |
phred754 | 0:35f90b280233 | 26 | uLCD.text_height(textSize); |
phred754 | 0:35f90b280233 | 27 | uLCD.color(BLACK); |
phred754 | 0:35f90b280233 | 28 | uLCD.printf("Your BAC is:%.2f", out); |
phred754 | 0:35f90b280233 | 29 | |
phred754 | 0:35f90b280233 | 30 | uLCD.locate(0, 3); |
phred754 | 0:35f90b280233 | 31 | uLCD.printf("The maximum legal limit is %.2f", legalLimit); |
phred754 | 0:35f90b280233 | 32 | |
phred754 | 0:35f90b280233 | 33 | uLCD.locate(0, 6); |
phred754 | 0:35f90b280233 | 34 | if (out < legalLimit){ |
phred754 | 0:35f90b280233 | 35 | uLCD.color(BLUE); |
phred754 | 0:35f90b280233 | 36 | uLCD.printf("You are under the legal limit.", legalLimit); |
phred754 | 0:35f90b280233 | 37 | } |
phred754 | 0:35f90b280233 | 38 | else{ |
phred754 | 0:35f90b280233 | 39 | uLCD.color(RED); |
phred754 | 0:35f90b280233 | 40 | uLCD.printf("You are drunk! \nDo not Drive!"); |
phred754 | 0:35f90b280233 | 41 | } |
phred754 | 0:35f90b280233 | 42 | } |
phred754 | 0:35f90b280233 | 43 | |
phred754 | 0:35f90b280233 | 44 | void displayStart(){ |
phred754 | 0:35f90b280233 | 45 | textSize = 1; |
phred754 | 0:35f90b280233 | 46 | uLCD.locate(3, 1); |
phred754 | 0:35f90b280233 | 47 | uLCD.text_width(textSize); |
phred754 | 0:35f90b280233 | 48 | uLCD.text_height(textSize); |
phred754 | 0:35f90b280233 | 49 | uLCD.color(RED); |
phred754 | 0:35f90b280233 | 50 | uLCD.printf("Breathalyzer \n"); |
phred754 | 0:35f90b280233 | 51 | |
phred754 | 0:35f90b280233 | 52 | uLCD.locate(0, 3); |
phred754 | 0:35f90b280233 | 53 | uLCD.text_width(textSize); |
phred754 | 0:35f90b280233 | 54 | uLCD.text_height(textSize); |
phred754 | 0:35f90b280233 | 55 | uLCD.color(BLUE); |
phred754 | 0:35f90b280233 | 56 | uLCD.printf("Press button to \nconduct test\n"); |
phred754 | 0:35f90b280233 | 57 | } |
phred754 | 0:35f90b280233 | 58 | |
phred754 | 0:35f90b280233 | 59 | void displayOut(float out, bool isUtahMode){ |
phred754 | 0:35f90b280233 | 60 | if(out == -1.0){ |
phred754 | 0:35f90b280233 | 61 | displayStart(); |
phred754 | 0:35f90b280233 | 62 | } |
phred754 | 0:35f90b280233 | 63 | else{ |
phred754 | 0:35f90b280233 | 64 | displayTest(out, isUtahMode); |
phred754 | 0:35f90b280233 | 65 | } |
phred754 | 0:35f90b280233 | 66 | } |