Revision 1:a758914c25d5, committed 2018-11-30

Comitter:

dewantkatare

Date:

Fri Nov 30 21:36:34 2018 +0000

Parent:

0:79c0c4cd1ab3

Commit message:

Serial, Hexiwear

Changed in this revision

--- a/main.cpp	Mon Aug 15 03:58:02 2016 +0000
+++ b/main.cpp	Fri Nov 30 21:36:34 2018 +0000
@@ -1,18 +1,64 @@
 #include "mbed.h"
 
-DigitalOut myled(LED_BLUE);
-Serial pc(USBTX, USBRX);
+Serial pc( USBTX, USBRX);
+Serial uart(PTD3,PTD2); //Tx, Rx (D1, D0)
+
+typedef unsigned char byte;
+
+uint8_t cmd_get_sensor[] = {0xff, 0x01, 0x86, 0x00, 0x00, 0x00, 0x00, 0x00, 0x79};
+int temperature;
+int Co2PPM;
+
+bool Received_data()
+{
+    return true;
+}
+
+void init()
+{
+    pc.printf("\r\nFirst Loop");
+    uint8_t data[9];
+    uint8_t cd[9];
+    int i=0;
+    for(i=0; i<sizeof(cmd_get_sensor); i++) {
+        //cd[i] = uart.putc(cmd_get_sensor[i]);
+        data[i] = uart.getc();
+        pc.printf("\n\r val: ", data);
+    }
+    
+   /* pc.printf("\r\nHere in first loop:");
+    for(int i=0; i<9; i++) {
+        //Printing uart values to confirm
+        pc.printf("\r\nwritten value[%d]: %u\n",i, cd[i]);
+    }*/
+    
+    pc.printf("\r\n");
+    
+    pc.printf("\r\n********************************************\r\n");
+    pc.printf("\r\nHere reading values:");
+    for(int i=0; i<9; i++) {
+        pc.printf("\r\nRead value[%d]: %u\n",i, data[i]);
+    }
+
+   /* if((i !=9)||(1 + (0xff^(byte) (data[1] + data[2] + data[3] + data[4] + data[5] + data[6] + data[7]))) != data[8]) {
+        return false;
+    }*/
+    Co2PPM = data[2] * 256 + data[3];
+    temperature = data[4] - 40;
+        pc.printf("\r\nSecond Loop");
+        pc.printf("\r\nTemperature: %d\n", temperature);
+        pc.printf("\r\nCo2:  %d\n", Co2PPM);
+        wait(1);
+}
 
 int main()
 {
-    int i = 0;
-    pc.printf("Hello World!\n");
-
-    while (true) {
-        wait(0.5f); // wait a small period of time
-        pc.printf("%d \n", i); // print the value of variable i
-        i++; // increment the variable
-        myled = !myled; // toggle a led
-    }
+    while(1) {
+        uart.baud(9600);
+        pc.baud(115200);
+        pc.printf("\r\nReading data from Co2 Sensor:\n");
+        pc.printf("\r\n************************************\n");
+        init();
+        pc.printf("\r\nend");
+        }
 }
-