Stanley Cohen / Mbed 2 deprecated kl46z_btn_slider_toSerial

KL46Z, slider to serial demo

Dependencies:   SLCD TSI mbed

Fork of kl46z_btn_slider_toSerial by Simone Seagle

main.cpp@7:8f64ad5334ca, 2015-10-12 (annotated)

Committer:
sim1sgl
Date:
Mon Oct 12 03:19:22 2015 +0000
Revision:
7:8f64ad5334ca
Parent:
6:a109f45fae66 
Simple button and slider command to PC program, adapted from the KL46Z button with interrupt made by Stan

Who changed what in which revision?

UserRevisionLine numberNew contents of line
scohennm 0:e23fffd4b9a7 1 #include "mbed.h"
scohennm 6:a109f45fae66 2 #include "SLCD.h"
scohennm 6:a109f45fae66 3 #include "TSISensor.h"
scohennm 6:a109f45fae66 4
scohennm 2:b49e5adf84df 5
scohennm 0:e23fffd4b9a7 6 #define LEDON false
scohennm 0:e23fffd4b9a7 7 #define LEDOFF true
scohennm 1:2688f68df85d 8 #define NUMBUTS 2
scohennm 6:a109f45fae66 9 #define RBUTINDEX 0
scohennm 6:a109f45fae66 10 #define LBUTINDEX 1
scohennm 3:7e9670be412e 11 #define LBUT PTC12 // port addresses for buttons
scohennm 1:2688f68df85d 12 #define RBUT PTC3
sim1sgl 7:8f64ad5334ca 13 #define DATATIME 200 //milliseconds
scohennm 6:a109f45fae66 14 #define LCDLEN 10
sim1sgl 7:8f64ad5334ca 15 #define PROGNAME "kl46z_btn_slider_toSerial\r\n"
scohennm 3:7e9670be412e 16
scohennm 6:a109f45fae66 17 // Cap slider interface
scohennm 6:a109f45fae66 18 SLCD slcd; //define LCD display
scohennm 6:a109f45fae66 19
scohennm 6:a109f45fae66 20 TSISensor tsiScaling; // Capacitive sensor/slider
scohennm 6:a109f45fae66 21 Timer dataTimer;
scohennm 0:e23fffd4b9a7 22
scohennm 6:a109f45fae66 23 // Button interrrupts
sim1sgl 7:8f64ad5334ca 24 InterruptIn rtButton(RBUT);
scohennm 6:a109f45fae66 25 InterruptIn lfButton(LBUT);
scohennm 3:7e9670be412e 26
scohennm 6:a109f45fae66 27 char lcdData[LCDLEN];
scohennm 6:a109f45fae66 28
sim1sgl 7:8f64ad5334ca 29 Serial pc(USBTX, USBRX);// set up USB as communications to Host PC via USB connectons
scohennm 3:7e9670be412e 30
scohennm 6:a109f45fae66 31 // Interrupt service routines
scohennm 6:a109f45fae66 32 void rtButtonPressed(){
sim1sgl 7:8f64ad5334ca 33 pc.printf("button: right\r\n");
scohennm 6:a109f45fae66 34 }
scohennm 6:a109f45fae66 35
scohennm 6:a109f45fae66 36 void lfButtonPressed(){
sim1sgl 7:8f64ad5334ca 37 pc.printf("button: left \r\n");
scohennm 6:a109f45fae66 38 }
scohennm 6:a109f45fae66 39
scohennm 6:a109f45fae66 40 // End interrupt routines
scohennm 6:a109f45fae66 41
scohennm 6:a109f45fae66 42 // Regular routines
scohennm 6:a109f45fae66 43 void LCDMessNoDwell(char *lMess){
scohennm 6:a109f45fae66 44 slcd.Home();
scohennm 6:a109f45fae66 45 slcd.clear();
scohennm 6:a109f45fae66 46 slcd.printf(lMess);
scohennm 6:a109f45fae66 47 }
scohennm 6:a109f45fae66 48
scohennm 1:2688f68df85d 49 // --------------------------------
scohennm 3:7e9670be412e 50 int main() {
sim1sgl 7:8f64ad5334ca 51 float sliderValue = 0.0;
scohennm 2:b49e5adf84df 52
sim1sgl 7:8f64ad5334ca 53 pc.printf(PROGNAME);
scohennm 6:a109f45fae66 54 dataTimer.start();
scohennm 6:a109f45fae66 55 dataTimer.reset();
scohennm 6:a109f45fae66 56 sprintf (lcdData,"%4.3f",0.0);
scohennm 6:a109f45fae66 57 LCDMessNoDwell(lcdData);
scohennm 6:a109f45fae66 58
scohennm 6:a109f45fae66 59 // Interrupt routine setups
scohennm 6:a109f45fae66 60 rtButton.fall(&rtButtonPressed);
scohennm 6:a109f45fae66 61 lfButton.fall(&lfButtonPressed);
scohennm 6:a109f45fae66 62
scohennm 3:7e9670be412e 63 // End of setup
scohennm 3:7e9670be412e 64
scohennm 0:e23fffd4b9a7 65 while(true) {
sim1sgl 7:8f64ad5334ca 66 // All the interrupts
scohennm 6:a109f45fae66 67
scohennm 6:a109f45fae66 68 if (dataTimer.read_ms() > DATATIME){
sim1sgl 7:8f64ad5334ca 69 // Read the slider value
sim1sgl 7:8f64ad5334ca 70 float newSliderValue = tsiScaling.readPercentage();
sim1sgl 7:8f64ad5334ca 71 // Only do stuff with it if it's a new value or if it's not zero
sim1sgl 7:8f64ad5334ca 72 if(newSliderValue > 0.0 && newSliderValue != sliderValue) {
sim1sgl 7:8f64ad5334ca 73 sliderValue = newSliderValue;
sim1sgl 7:8f64ad5334ca 74 sprintf (lcdData,"%4.3f", sliderValue); // Just to make things user readable
sim1sgl 7:8f64ad5334ca 75
scohennm 6:a109f45fae66 76 LCDMessNoDwell(lcdData);
sim1sgl 7:8f64ad5334ca 77 pc.printf("slider: %4.3f\r\n", sliderValue);
scohennm 6:a109f45fae66 78 }
scohennm 6:a109f45fae66 79 dataTimer.reset();
scohennm 6:a109f45fae66 80 }
scohennm 6:a109f45fae66 81
scohennm 0:e23fffd4b9a7 82 }
scohennm 0:e23fffd4b9a7 83 }