Declare waveform shape

main.c

@@ -66,17 +66,43 @@ void AOUT(uint16_t ANALOG_SAMPLE)
     uint8_t ANALOG_SAMPLE_MSB = (ANALOG_SAMPLE >> 8) & 0x0F;               // TAKE UPPER 4 BITS OF 12 BIT DATA TO TRANSMIT
     uint8_t ANALOG_SAMPLE_LSB = ANALOG_SAMPLE & 0xFF;                      // TAKE LOWER 8 BITS OF 12 BIT DATA TO TRANSMIT
 
-    I2C0_SEND(MCP4725_ADDRESS, ANALOG_SAMPLE_MSB, ANALOG_SAMPLE_LSB);      //SEND 12 BIT DATA
+    I2C0_SEND(MCP4725_ADDRESS, ANALOG_SAMPLE_MSB, ANALOG_SAMPLE_LSB);      // SEND 12 BIT DATA
 }
 
+int samples[100] = {                                                       // DECLARE WAVEFORM SHAPE
+                    2252, 2436, 2594, 2722, 2819, 2886, 2925, 2942, 2942, 2933,
+                    2922, 2916, 2921, 2940, 2977, 3031, 3101, 3185, 3276, 3371,
+                    3463, 3547, 3619, 3675, 3714, 3735, 3739, 3729, 3709, 3682,
+                    3652, 3622, 3594, 3570, 3547, 3525, 3499, 3466, 3420, 3356,
+                    3271, 3161, 3025, 2863, 2678, 2473, 2255, 2031, 1808, 1596,
+                    1401, 1229, 1085,  973,  891,  839,  812,  804,  809,  820,
+                     829,  831,  819,  791,  746,  683,  606,  518,  424,  330,
+                     241,  162,   98,   51,   21,    9,   12,   27,   51,   80,
+                     111,  140,  166,  189,  211,  235,  264,  303,  357,  431,
+                     528,  651,  800,  974, 1170, 1382, 1604, 1829, 2047, 2252  };
 
 
+void WAVEFORM(void)                                       // DEFINE ANALOG WAVEFORM TO GENERATE
+{   int i;                                                // DEFINE VARIABLE i
+    while (1)
+    {
+    for ( i=0; i< 100; i++)                               // TAKE EACH SAMPLE OUT OF 100 SAMPLES TO SEND TO PERIPHERAL
+    {
+        AOUT(samples[i]);                                 // SEND ith SAMPLE TO PERIPHERAL
+        if (samples[i] > 4095)                            // RESET IF SAMPLE VALUE ABOVE MAXIMUM LIMIT
+        { samples[i] = 0;
+        }
+    }
+    delay(1000);                                          // DELAY TO CONTROL WAVEFORM FREQUENCY
+    }
+}
+
 
 int main(void) 
 {
-    systick_setting(); // SysTick setup
+    systick_setting();                                    // SYSTICK SETUP
     while (1) 
     {
-      
+    WAVEFORM();                                           // WAVEFORM
     }
 }