Joyita Roy
ECE 4180 Project Player Code
Dependencies: mbed X_NUCLEO_53L0A1
Revision 0:eb5aeaa4576e, committed 2019-04-23
- Comitter:
- jroy32
- Date:
- Tue Apr 23 18:53:20 2019 +0000
- Commit message:
- ECE 4180 Project Player Code
Changed in this revision
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/X_NUCLEO_53L0A1.lib Tue Apr 23 18:53:20 2019 +0000 @@ -0,0 +1,1 @@ +https://developer.mbed.org/teams/ST/code/X_NUCLEO_53L0A1/#27d3d95c8593
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Tue Apr 23 18:53:20 2019 +0000
@@ -0,0 +1,162 @@
+#include "mbed.h"
+#include "XNucleo53L0A1.h"
+#include <stdio.h>
+
+
+
+
+DigitalOut enable(p18);
+BusOut answer(p19,p20);
+BusOut myleds(LED1, LED2, LED3, LED4);
+DigitalOut myled1(LED1);
+DigitalOut myled2(LED2);
+DigitalOut myled3(LED3);
+DigitalOut myled4(LED4);
+
+DigitalIn lidar_enable(p9);
+
+// READING DATA BETWEEN MBEDS
+DigitalIn other_player(p15);
+DigitalOut my_player(p16);
+
+Serial blue(p13, p14); // tx, rx
+
+Serial pc(USBTX,USBRX);
+DigitalOut shdn(p26);
+// This VL53L0X board test application performs a range measurement in polling mode
+// Use 3.3(Vout) for Vin, p28 for SDA, p27 for SCL, P26 for shdn on mbed LPC1768
+
+//I2C sensor pins
+#define VL53L0_I2C_SDA p28
+#define VL53L0_I2C_SCL p27
+static XNucleo53L0A1 *board=NULL;
+
+int msg = -1;
+char bnum = 0; //button number variable
+char bhit = 0;
+
+
+void bluetooth() //function that is called after lidar distance <70 to get bluetooth inputs
+{
+ while(1) {
+ pc.printf("Start bluetooth |");
+ while (blue.readable()) {
+ blue.getc();
+ }
+ if (blue.getc()=='!') {
+ if (blue.getc()=='B') { //button data
+ bnum = blue.getc(); //button number
+ bhit = blue.getc(); //1=hit, 0=release
+ if (blue.getc()==char(~('!' + 'B' + bnum + bhit))) {
+ blue.getc();
+ while (blue.readable()) {
+ blue.getc();
+ }
+ switch (bnum) {
+ case '1': //number button 1
+ if (bhit=='1') {
+ msg = 1;
+ myled1 = 1;
+ } else {
+ msg = 0;
+ myled1 = 1;
+ }
+ break;
+ case '2': //number button 2
+ if (bhit=='1') {
+ msg = 2;
+ myled2 = 1;
+ } else {
+ msg = 0;
+ myled2 = 1;
+ }
+ break;
+ case '3': //number button 3
+ if (bhit=='1') {
+ msg = 3;
+ myled3 = 1;
+ } else {
+ msg = 0;
+ myled3 = 1;
+ }
+ break;
+ case '4': //number button 4
+ if (bhit=='1') {
+ msg = 4;
+ myled4 = 1;
+ } else {
+ msg = 0;
+ myled4 = 1;
+ }
+ break;
+ default:
+ break;
+
+ }
+ //device.putc(msg);
+ return;
+ }
+ }
+ }
+
+ //device.putc(msg);
+ wait(1);
+ }
+}
+
+int main()
+{
+
+ int status;
+ uint32_t distance;
+ DevI2C *device_i2c = new DevI2C(VL53L0_I2C_SDA, VL53L0_I2C_SCL);
+ /* creates the 53L0A1 expansion board singleton obj */
+ board = XNucleo53L0A1::instance(device_i2c, A2, D8, D2);
+ shdn = 0; //must reset sensor for an mbed reset to work
+ wait(0.1);
+ shdn = 1;
+ wait(0.1);
+ /* init the 53L0A1 board with default values */
+ status = board->init_board();
+ while (status) {
+ pc.printf("Failed to init board! \r\n");
+ status = board->init_board();
+ }
+ //loop taking and printing distance
+
+ while (1) {
+ msg = 0;
+ status = board->sensor_centre->get_distance(&distance);
+ if (status == VL53L0X_ERROR_NONE) {
+
+
+ if (distance < 70) {
+// once master mbed as already printed the question
+ if (lidar_enable){
+
+ my_player = 1;
+
+ if (!other_player) { //if the other player has not pressed buzzer yet
+ myleds = 15; // all leds on player mbed light up using BUSOUT
+ wait(0.5);
+ myleds = 0;
+ bluetooth();
+ if (msg > 0 && msg < 5) {
+ answer = msg - 1;//send answer to master
+ enable = 1; //let master mbed know youre ready
+ wait(1);
+ }
+ }
+ }
+ } else {
+ //reset values
+ msg = -1;
+ enable = 0;
+ myleds = 0;
+ my_player = 0;
+
+ }
+ }
+ }
+
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Tue Apr 23 18:53:20 2019 +0000 @@ -0,0 +1,1 @@ +https://os.mbed.com/users/mbed_official/code/mbed/builds/3a7713b1edbc \ No newline at end of file