Diff: main.cpp

Revision:

1:dc5a274adc7d

Parent:

0:242976b62902

Child:

2:eb5ee8191175

--- a/main.cpp	Thu Mar 12 23:40:48 2015 +0000
+++ b/main.cpp	Fri Mar 13 01:37:57 2015 +0000
@@ -1,37 +1,86 @@
 #include "mbed.h"
 
 #define voltage 3300
-#define mv1(x)       (x*voltage)
-#define mv2(x)       ((x*voltage)/0xFFFF)
-#define mv3(x)       (x*voltage)
+#define mv(x)       ((x*voltage)/0xFFFF)
+
 AnalogIn analog_value(A0);
 
+Serial pc(SERIAL_TX, SERIAL_RX);
+
 DigitalOut led(LED1);
 
+Ticker toggle_ticker;
+int voltages =0;
+
+bool start = true;
+
+void toggle()
+{
+    int meas;
+
+    meas = analog_value.read_u16(); // Converts and read the analog input value (value from 0.0 to 0xFFFF)
+    meas = mv(meas); // Change the value to be in the 0 to 3300 range
+    while(!pc.writeable());
+
+
+    led= !led;
+    if (meas > voltages ) { // If the value is greater than 2V then switch the LED on
+        start = true;
+    }
+    if(start) {
+        printf("%d\n", meas);
+    }
+}
+
+void flushSerialPort()
+{
+    while(pc.readable())
+        pc.getc();
+    return;
+}
+
 int main()
 {
-    float meas1;
-    int meas2;
-    float meas3;
-
-    printf("\nAnalogIn example\n");
+    int prijData=0;
+    int Data1=0;
+    float Data2=0;
+    pc.baud(115200);
+    toggle_ticker.detach();
+    toggle_ticker.attach(&toggle, 0.01);
+    printf("\nAnalogIn example, data (numbers) are in mV.\n");
 
     while(1) {
-        meas1 = analog_value.read(); // Converts and read the analog input value (value from 0.0 to 1.0)
-        meas1 = mv1(meas1); // Change the value to be in the 0 to 3300 range
-
-        meas2 = analog_value.read_u16(); // Converts and read the analog input value (value from 0.0 to 0xFFFF)
-        meas2 = mv2(meas2); // Change the value to be in the 0 to 3300 range
-
-        meas3 = analog_value; // Converts and read the analog input value (value from 0.0 to 1.0)
-        meas3 = mv3(meas3); // Change the value to be in the 0 to 3300 range
-        
-        printf("measure = %.0f mV, %d mV, %.0f mV\n", meas1,meas2,meas3);
-        if (meas1 > 2000 && meas2 > 2000 && meas3 > 2000) { // If the value is greater than 2V then switch the LED on
-            led = 1;
+        prijData=pc.scanf("%d %f",&Data1,&Data2);
+        if(prijData==2) {
+            //pc.printf()
+            if(Data1==1) {
+                toggle_ticker.detach();
+                toggle_ticker.attach(&toggle, Data2);
+            } else if(Data1==2) {
+                toggle_ticker.detach();
+            } else if(Data1==3) {
+                voltages=(int)Data2;
+                start = false;
+            }
         } else {
-            led = 0;
+            while(!pc.writeable());
+            printf("HELP - MENU\n");
+            while(!pc.writeable());
+            printf("Data send to PC (numbers) are in mV.\n");
+            while(!pc.writeable());
+            printf("Set data exactly.\n");
+            while(!pc.writeable());
+            printf("Write to console: \"xx yy\", where xx is a code of seting and yy his value.\n");
+            while(!pc.writeable());
+            printf("01 y.yyy - set period[s] to send data to PC and start reading value, example:01 0.01\n");
+            while(!pc.writeable());
+            printf("02 0 - stop reading value example:02 0\n");
+            while(!pc.writeable());
+            printf("03 yyyy - Wait for minimum voltage[mV] (to 3299) and send data example:03 2000\n");
+        while(!pc.writeable());
+            printf("end HELP\n");
+        flushSerialPort();
         }
-        wait(0.2); // 200 ms
+        // wait(0.2); // 200 ms
     }
 }