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Breathalyzer running on the MBED 1768 Platform; EE4427 Group 3 Spring 2018
Dependencies: 4DGL-uLCD-SE mbed
Diff: lcdOut.cpp
- Revision:
- 0:35f90b280233
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/lcdOut.cpp Mon Apr 23 22:18:27 2018 +0000 @@ -0,0 +1,66 @@ +//Written by Todd Clark +#include "lcdOut.h" + +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/ +int textSize; +float legalLimit; + +void resetDisplay(){ + uLCD.background_color(BLACK); + uLCD.cls(); + uLCD.textbackground_color(BLACK); + displayStart(); +} + +void displayTest(float out, bool isUtahMode){ + legalLimit = (isUtahMode) ? 0.05 : 0.08; + + uLCD.baudrate(115200); + uLCD.background_color(WHITE); + uLCD.cls(); + uLCD.textbackground_color(WHITE); + + textSize = 1; + uLCD.locate(0, 1); + uLCD.text_width(textSize); + uLCD.text_height(textSize); + uLCD.color(BLACK); + uLCD.printf("Your BAC is:%.2f", out); + + uLCD.locate(0, 3); + uLCD.printf("The maximum legal limit is %.2f", legalLimit); + + uLCD.locate(0, 6); + if (out < legalLimit){ + uLCD.color(BLUE); + uLCD.printf("You are under the legal limit.", legalLimit); + } + else{ + uLCD.color(RED); + uLCD.printf("You are drunk! \nDo not Drive!"); + } +} + +void displayStart(){ + textSize = 1; + uLCD.locate(3, 1); + uLCD.text_width(textSize); + uLCD.text_height(textSize); + uLCD.color(RED); + uLCD.printf("Breathalyzer \n"); + + uLCD.locate(0, 3); + uLCD.text_width(textSize); + uLCD.text_height(textSize); + uLCD.color(BLUE); + uLCD.printf("Press button to \nconduct test\n"); +} + +void displayOut(float out, bool isUtahMode){ + if(out == -1.0){ + displayStart(); + } + else{ + displayTest(out, isUtahMode); + } +} \ No newline at end of file