Diff: main.cpp

Revision:

0:879245ce9cdb

Child:

1:365082270f1a

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Tue Mar 31 22:27:49 2015 +0000
@@ -0,0 +1,59 @@
+#include "mbed.h"
+#include "RDA5807M.h"
+#include "OLED32028P1T.h"
+
+RDA5807M radio(p9, p10, 0x22);        // sda - scl
+
+OLED32028P1T oled(p28, p27, p29);   // Oled Display tx, rx, rs
+I2C i2c(p9, p10);
+
+DigitalOut myled(LED1);
+
+void readdata() // Extra read and print data function for checking, not actually used for anything. 
+{       
+        oled.locate(0,6);
+        int i;
+        char rcv[12];
+        i2c.read(0x20, rcv,12);   // read 12 bytes for reg 0x0A .. reg 0x0F 
+        for(i=0; i<6; i++){
+             oled.printf("  register:  %X =  %0X   \n", i + 0x0A, (rcv[i *2] << 8) | rcv [(i*2) +1] );
+            }
+}
+
+int main() {
+    
+    oled.init();
+    oled.clear();
+    oled.drawText(0,0,(FONT12X16)," -- RDA5807m FM Radio --",oled.toRGB(0,255,0));
+    oled.setTextBackgroundType (TEXT_OPAQUE);
+    oled.setFontSize(FONT12X16);oled.locate(2,2);
+    oled.setFontColor(oled.toRGB(255,255,255));
+        
+    i2c.frequency(400000);
+
+    radio.Reset();      // reset and power up radio chip
+    
+    radio.RDS();        // switch on RDS 
+    
+    radio.Volume(2);    // set volume
+    
+    while(1) {          // Continuous tune test.
+        myled = !myled;
+        
+        radio.SeekUp(); // start seek tuning and stop when signal found (loops at end of range, 108MHz)         
+        
+        wait(1);        // Allow station find.
+        
+        radio.Read();   // Read Registers for frequency, signal level and RDS data, etc  
+        
+        oled.locate(2,2);
+        oled.printf("Frequency: %3.2f MHz  \n",radio.freq/1000);        
+        oled.printf("  Signal Level: %d   \n",radio.signal);
+        if (radio.stereo == 1){oled.printf("  Stereo");}
+            else {oled.printf("  Mono  ");}
+        
+        readdata();     // Read registers (for testing)
+        wait(3);
+    }
+}
+