Nathaniel Garcia
/
SquareRoot_Calculator_KL46Z
Gets input from slider and returns the square root of that number
main.cpp@0:be53fac41c7a, 2016-10-06 (annotated)
- Committer:
- Raiden817
- Date:
- Thu Oct 06 17:50:58 2016 +0000
- Revision:
- 0:be53fac41c7a
- Child:
- 1:81905675b73e
Still needs square root function
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
Raiden817 | 0:be53fac41c7a | 1 | #include "mbed.h" |
Raiden817 | 0:be53fac41c7a | 2 | #include <math.h> |
Raiden817 | 0:be53fac41c7a | 3 | #include "TSISensor.h" |
Raiden817 | 0:be53fac41c7a | 4 | #include "SLCD.h" |
Raiden817 | 0:be53fac41c7a | 5 | |
Raiden817 | 0:be53fac41c7a | 6 | #define LEDON false |
Raiden817 | 0:be53fac41c7a | 7 | #define FEDOFF true |
Raiden817 | 0:be53fac41c7a | 8 | #define NUMBUTS 2 |
Raiden817 | 0:be53fac41c7a | 9 | #define LBUT PTC12 |
Raiden817 | 0:be53fac41c7a | 10 | #define RBUT PTC3 |
Raiden817 | 0:be53fac41c7a | 11 | #define ARGUENTSTATE 0 |
Raiden817 | 0:be53fac41c7a | 12 | #define ARGUMENTANSWER 1 |
Raiden817 | 0:be53fac41c7a | 13 | #define TSILIMIT 0.01 |
Raiden817 | 0:be53fac41c7a | 14 | #define PRINTDELTA 0.01 |
Raiden817 | 0:be53fac41c7a | 15 | #define LCDCHARLEN 10 |
Raiden817 | 0:be53fac41c7a | 16 | #define DATAINTERVAL 0.1 |
Raiden817 | 0:be53fac41c7a | 17 | #define BUTTONTIME 0.1 |
Raiden817 | 0:be53fac41c7a | 18 | #define PROGNAME "kSquareRoot_Calculator_KL46Z\n\r" |
Raiden817 | 0:be53fac41c7a | 19 | |
Raiden817 | 0:be53fac41c7a | 20 | SLCD slcd; //define LCD display |
Raiden817 | 0:be53fac41c7a | 21 | Serial pc(USBTX, USBRX); |
Raiden817 | 0:be53fac41c7a | 22 | |
Raiden817 | 0:be53fac41c7a | 23 | Timer dataTimer; |
Raiden817 | 0:be53fac41c7a | 24 | Timer buttonTimer; |
Raiden817 | 0:be53fac41c7a | 25 | DigitalIn buttons[NUMBUTS] = {RBUT, LBUT}; |
Raiden817 | 0:be53fac41c7a | 26 | |
Raiden817 | 0:be53fac41c7a | 27 | float tsiData; |
Raiden817 | 0:be53fac41c7a | 28 | int displayState; |
Raiden817 | 0:be53fac41c7a | 29 | |
Raiden817 | 0:be53fac41c7a | 30 | void initialize_global_vars(){ |
Raiden817 | 0:be53fac41c7a | 31 | pc.printf(PROGNAME); |
Raiden817 | 0:be53fac41c7a | 32 | |
Raiden817 | 0:be53fac41c7a | 33 | buttonTimer.start(); |
Raiden817 | 0:be53fac41c7a | 34 | buttonTimer.reset(); |
Raiden817 | 0:be53fac41c7a | 35 | dataTimer.start(); |
Raiden817 | 0:be53fac41c7a | 36 | dataTimer.reset(); |
Raiden817 | 0:be53fac41c7a | 37 | } |
Raiden817 | 0:be53fac41c7a | 38 | |
Raiden817 | 0:be53fac41c7a | 39 | void LCDMess(char *lMess){ |
Raiden817 | 0:be53fac41c7a | 40 | slcd.Home(); |
Raiden817 | 0:be53fac41c7a | 41 | slcd.clear(); |
Raiden817 | 0:be53fac41c7a | 42 | slcd.printf(lMess); |
Raiden817 | 0:be53fac41c7a | 43 | } |
Raiden817 | 0:be53fac41c7a | 44 | |
Raiden817 | 0:be53fac41c7a | 45 | int squareRoot(int val) { |
Raiden817 | 0:be53fac41c7a | 46 | double sqr = 0; |
Raiden817 | 0:be53fac41c7a | 47 | |
Raiden817 | 0:be53fac41c7a | 48 | return sqr; |
Raiden817 | 0:be53fac41c7a | 49 | } |
Raiden817 | 0:be53fac41c7a | 50 | |
Raiden817 | 0:be53fac41c7a | 51 | int main(void) { |
Raiden817 | 0:be53fac41c7a | 52 | int i; |
Raiden817 | 0:be53fac41c7a | 53 | float lastTouch = 0.0; |
Raiden817 | 0:be53fac41c7a | 54 | char lcdData[LCDCHARLEN]; |
Raiden817 | 0:be53fac41c7a | 55 | PwmOut gled(LED_GREEN); |
Raiden817 | 0:be53fac41c7a | 56 | PwmOut rled(LED_RED); |
Raiden817 | 0:be53fac41c7a | 57 | pc.printf(PROGNAME); |
Raiden817 | 0:be53fac41c7a | 58 | TSISensor tsi; |
Raiden817 | 0:be53fac41c7a | 59 | float tempTSI; |
Raiden817 | 0:be53fac41c7a | 60 | |
Raiden817 | 0:be53fac41c7a | 61 | initialize_global_vars(); |
Raiden817 | 0:be53fac41c7a | 62 | |
Raiden817 | 0:be53fac41c7a | 63 | while (true) { |
Raiden817 | 0:be53fac41c7a | 64 | if (buttonTimer > BUTTONTIME) { |
Raiden817 | 0:be53fac41c7a | 65 | for (i = 0; i < NUMBUTS; i++) { |
Raiden817 | 0:be53fac41c7a | 66 | if(!buttons[i]) { |
Raiden817 | 0:be53fac41c7a | 67 | displayState = i; |
Raiden817 | 0:be53fac41c7a | 68 | } |
Raiden817 | 0:be53fac41c7a | 69 | } |
Raiden817 | 0:be53fac41c7a | 70 | //Get slider value |
Raiden817 | 0:be53fac41c7a | 71 | if (displayState == 0) { |
Raiden817 | 0:be53fac41c7a | 72 | rled = 1.0; |
Raiden817 | 0:be53fac41c7a | 73 | gled = 0.0; |
Raiden817 | 0:be53fac41c7a | 74 | if (dataTimer.read() > DATAINTERVAL) { |
Raiden817 | 0:be53fac41c7a | 75 | dataTimer.reset(); |
Raiden817 | 0:be53fac41c7a | 76 | tempTSI = tsi.readPercentage(); |
Raiden817 | 0:be53fac41c7a | 77 | tempTSI = tempTSI * 100; |
Raiden817 | 0:be53fac41c7a | 78 | if (tempTSI > TSILIMIT) { |
Raiden817 | 0:be53fac41c7a | 79 | tsiData = tempTSI; |
Raiden817 | 0:be53fac41c7a | 80 | if (tempTSI > TSILIMIT) { |
Raiden817 | 0:be53fac41c7a | 81 | tsiData = tempTSI; |
Raiden817 | 0:be53fac41c7a | 82 | if (fabs(tsiData - lastTouch) > PRINTDELTA) { |
Raiden817 | 0:be53fac41c7a | 83 | pc.printf("Position %0.4f\n\r", tsiData); |
Raiden817 | 0:be53fac41c7a | 84 | } |
Raiden817 | 0:be53fac41c7a | 85 | } |
Raiden817 | 0:be53fac41c7a | 86 | lastTouch = tsiData; |
Raiden817 | 0:be53fac41c7a | 87 | } |
Raiden817 | 0:be53fac41c7a | 88 | } |
Raiden817 | 0:be53fac41c7a | 89 | } |
Raiden817 | 0:be53fac41c7a | 90 | //Perform SquareRoot |
Raiden817 | 0:be53fac41c7a | 91 | else { |
Raiden817 | 0:be53fac41c7a | 92 | rled = 0.0; |
Raiden817 | 0:be53fac41c7a | 93 | gled = 1.0; |
Raiden817 | 0:be53fac41c7a | 94 | } |
Raiden817 | 0:be53fac41c7a | 95 | buttonTimer.reset(); |
Raiden817 | 0:be53fac41c7a | 96 | sprintf(lcdData,"%0.4f",tsiData); |
Raiden817 | 0:be53fac41c7a | 97 | LCDMess(lcdData); |
Raiden817 | 0:be53fac41c7a | 98 | } |
Raiden817 | 0:be53fac41c7a | 99 | } |
Raiden817 | 0:be53fac41c7a | 100 | } |