BITS IOT PGP 2017-18 / Mbed 2 deprecated mbed_blinky

-blinking LEDs using push button -motion sensor detection and printing to uart

Dependencies:   LIS3DSH mbed

main.cpp@1:3cded0feb65d, 2018-06-23 (annotated)

Committer:
rakeshravula
Date:
Sat Jun 23 02:43:09 2018 +0000
Revision:
1:3cded0feb65d
Parent:
0:dc6b1f4adb5a 
Updated to show LEDS based on the direction you move the board using in built accelorometer;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
rakeshravula 0:dc6b1f4adb5a 1 #include "mbed.h"
rakeshravula 0:dc6b1f4adb5a 2 #include "LIS3DSH.h"
rakeshravula 1:3cded0feb65d 3 #include "USBSerial.h"
rakeshravula 0:dc6b1f4adb5a 4
rakeshravula 0:dc6b1f4adb5a 5 DigitalOut myledG(PD_12);
rakeshravula 0:dc6b1f4adb5a 6 DigitalOut myledO(PD_13);
rakeshravula 0:dc6b1f4adb5a 7 DigitalOut myledR(PD_14);
rakeshravula 0:dc6b1f4adb5a 8 DigitalOut myledB(PD_15);
rakeshravula 0:dc6b1f4adb5a 9 InterruptIn button(PA_0);
rakeshravula 1:3cded0feb65d 10 USBSerial uart;//(PC_6,PC_7);
rakeshravula 0:dc6b1f4adb5a 11 LIS3DSH acc(PA_7, PA_6, PA_5, PE_3);
rakeshravula 0:dc6b1f4adb5a 12
rakeshravula 0:dc6b1f4adb5a 13 char buttondetect = 0;
rakeshravula 0:dc6b1f4adb5a 14 void buttonIsr()
rakeshravula 0:dc6b1f4adb5a 15 {
rakeshravula 0:dc6b1f4adb5a 16 buttondetect = 1;
rakeshravula 0:dc6b1f4adb5a 17 }
rakeshravula 0:dc6b1f4adb5a 18 int main() {
rakeshravula 1:3cded0feb65d 19 //uart.baud(9600);
rakeshravula 0:dc6b1f4adb5a 20
rakeshravula 0:dc6b1f4adb5a 21 button.fall(&buttonIsr);
rakeshravula 0:dc6b1f4adb5a 22
rakeshravula 0:dc6b1f4adb5a 23 int16_t X, Y, Z; //signed integer variables for raw X,Y,Z values
rakeshravula 0:dc6b1f4adb5a 24 float roll, pitch; //float variables for angles
rakeshravula 0:dc6b1f4adb5a 25
rakeshravula 0:dc6b1f4adb5a 26 if(acc.Detect() != 1) {
rakeshravula 0:dc6b1f4adb5a 27 uart.printf("LIS3DSH Acceleromoter not detected!\n");
rakeshravula 0:dc6b1f4adb5a 28 while(1){ };
rakeshravula 0:dc6b1f4adb5a 29 }
rakeshravula 0:dc6b1f4adb5a 30 while(1) {
rakeshravula 0:dc6b1f4adb5a 31 wait(0.5);
rakeshravula 0:dc6b1f4adb5a 32 static char counter = 0;
rakeshravula 0:dc6b1f4adb5a 33 acc.ReadData(&X, &Y, &Z); //read X, Y, Z values
rakeshravula 0:dc6b1f4adb5a 34 acc.ReadAngles(&roll, &pitch); //read roll and pitch angles
rakeshravula 0:dc6b1f4adb5a 35 uart.printf("X: %d Y: %d Z: %d\n", X, Y, Z);
rakeshravula 0:dc6b1f4adb5a 36 uart.printf("Roll: %f Pitch: %f\n", roll, pitch);
rakeshravula 1:3cded0feb65d 37 if(X > 0 && Y >0)
rakeshravula 1:3cded0feb65d 38 {
rakeshravula 1:3cded0feb65d 39 myledO = !myledO;
rakeshravula 1:3cded0feb65d 40 myledB = 0;
rakeshravula 1:3cded0feb65d 41 myledR = 0;
rakeshravula 1:3cded0feb65d 42 myledG = 0;
rakeshravula 1:3cded0feb65d 43 uart.printf("Yes...entered to Orange Roll: %f Pitch: %f\n", roll, pitch);
rakeshravula 1:3cded0feb65d 44
rakeshravula 1:3cded0feb65d 45 }
rakeshravula 1:3cded0feb65d 46
rakeshravula 1:3cded0feb65d 47 else if(X < 0 && Y < 0)
rakeshravula 1:3cded0feb65d 48 {
rakeshravula 1:3cded0feb65d 49 myledB = !myledB;
rakeshravula 1:3cded0feb65d 50 myledG = 0;
rakeshravula 1:3cded0feb65d 51 myledR = 0;
rakeshravula 1:3cded0feb65d 52 myledO = 0;
rakeshravula 1:3cded0feb65d 53 uart.printf("Yes..entered to blue Roll: %f Pitch: %f\n", roll, pitch);
rakeshravula 1:3cded0feb65d 54 }
rakeshravula 1:3cded0feb65d 55 else if(X < 0 && Y > 0)
rakeshravula 1:3cded0feb65d 56 {
rakeshravula 1:3cded0feb65d 57 myledG = !myledG;
rakeshravula 1:3cded0feb65d 58 myledO = 0;
rakeshravula 1:3cded0feb65d 59 myledR = 0;
rakeshravula 1:3cded0feb65d 60 myledB = 0;
rakeshravula 1:3cded0feb65d 61 uart.printf("Yes..entered to Green Roll: %f Pitch: %f\n", roll, pitch);
rakeshravula 1:3cded0feb65d 62
rakeshravula 1:3cded0feb65d 63 }
rakeshravula 1:3cded0feb65d 64 else if(X >0 && Y < 0)
rakeshravula 1:3cded0feb65d 65 {
rakeshravula 1:3cded0feb65d 66 myledR = !myledR;
rakeshravula 1:3cded0feb65d 67 myledB = 0;
rakeshravula 1:3cded0feb65d 68 myledO = 0;
rakeshravula 1:3cded0feb65d 69 myledG = 0;
rakeshravula 1:3cded0feb65d 70 uart.printf("Yes...entered to Red Roll: %f Pitch: %f\n", roll, pitch);
rakeshravula 1:3cded0feb65d 71 }
rakeshravula 1:3cded0feb65d 72
rakeshravula 1:3cded0feb65d 73
rakeshravula 1:3cded0feb65d 74
rakeshravula 0:dc6b1f4adb5a 75
rakeshravula 0:dc6b1f4adb5a 76 if(buttondetect){
rakeshravula 0:dc6b1f4adb5a 77 buttondetect = 0;
rakeshravula 0:dc6b1f4adb5a 78 switch(counter){
rakeshravula 0:dc6b1f4adb5a 79 case 0:
rakeshravula 0:dc6b1f4adb5a 80 myledG = !myledG;
rakeshravula 0:dc6b1f4adb5a 81 break;
rakeshravula 0:dc6b1f4adb5a 82 case 1:
rakeshravula 0:dc6b1f4adb5a 83 myledO = !myledO;
rakeshravula 0:dc6b1f4adb5a 84 break;
rakeshravula 0:dc6b1f4adb5a 85 case 2:
rakeshravula 0:dc6b1f4adb5a 86 myledR = !myledR;
rakeshravula 0:dc6b1f4adb5a 87 break;
rakeshravula 0:dc6b1f4adb5a 88 case 3:
rakeshravula 0:dc6b1f4adb5a 89 myledB = !myledB;
rakeshravula 0:dc6b1f4adb5a 90 break;
rakeshravula 0:dc6b1f4adb5a 91 }
rakeshravula 0:dc6b1f4adb5a 92
rakeshravula 0:dc6b1f4adb5a 93 counter++;
rakeshravula 0:dc6b1f4adb5a 94 if(counter >= 4)
rakeshravula 0:dc6b1f4adb5a 95 counter =0;
rakeshravula 0:dc6b1f4adb5a 96
rakeshravula 0:dc6b1f4adb5a 97 // wait(0.5);
rakeshravula 0:dc6b1f4adb5a 98 }
rakeshravula 0:dc6b1f4adb5a 99 }
rakeshravula 0:dc6b1f4adb5a 100 }