fuyuno sakura / DDS_AD9832

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Dependencies:   mbed

Diff: main.cpp

Revision:
2:e12ef0540b3c
Parent:
1:323280ad1468
diff -r 323280ad1468 -r e12ef0540b3c main.cpp
--- a/main.cpp	Mon May 28 00:23:21 2012 +0000
+++ b/main.cpp	Mon May 28 01:07:55 2012 +0000
@@ -4,13 +4,13 @@
 
 #define XTAL_FREQ ((double)16160000.0)
 
-DigitalOut FSYNC(p8);
+DigitalOut FSYN(p8);
 DigitalOut SCLK(p7);
 DigitalOut SDATA(p5);
 Serial pc(USBTX,USBRX);
 
 void serial_out(uint16_t data) {
-    FSYNC = 0;
+    FSYN = 0;
     data & 0x8000? SDATA = 1 : SDATA = 0; SCLK = 0; SCLK = 1;
     data & 0x4000? SDATA = 1 : SDATA = 0; SCLK = 0; SCLK = 1;
     data & 0x2000? SDATA = 1 : SDATA = 0; SCLK = 0; SCLK = 1;
@@ -27,32 +27,32 @@
     data & 0x0004? SDATA = 1 : SDATA = 0; SCLK = 0; SCLK = 1;
     data & 0x0002? SDATA = 1 : SDATA = 0; SCLK = 0; SCLK = 1;
     data & 0x0001? SDATA = 1 : SDATA = 0; SCLK = 0; SCLK = 1;
-    FSYNC = 1;
+    FSYN = 1;
 }
 
 typedef union {
-	uint32_t		UI;
-	uint8_t		B[4];
+    uint32_t        UI;
+    uint8_t        B[4];
 } FREQDATA ;
 
 void AD9832_Init(void) {
     FREQDATA FreqReg ;
     FreqReg.UI = 0 ;
-	serial_out(0xF800);
-	serial_out(0x3300 + FreqReg.B[3]);
-	serial_out(0x2200 + FreqReg.B[2]);		
-	serial_out(0x3100 + FreqReg.B[1]);
-	serial_out(0x2000 + FreqReg.B[0]);
-	serial_out(0xC000);
+    serial_out(0xF800);
+    serial_out(0x3300 + FreqReg.B[3]);
+    serial_out(0x2200 + FreqReg.B[2]);        
+    serial_out(0x3100 + FreqReg.B[1]);
+    serial_out(0x2000 + FreqReg.B[0]);
+    serial_out(0xC000);
 }
 
 void AD9832_SetFreq(double freq) {
     FREQDATA FreqReg ;
     FreqReg.UI = (uint32_t)(freq * (double)(0x100000000UL) / (XTAL_FREQ) + 0.5);
-	serial_out(0x3300 + FreqReg.B[3]);
-	serial_out(0x2200 + FreqReg.B[2]);		
-	serial_out(0x3100 + FreqReg.B[1]);
-	serial_out(0x2000 + FreqReg.B[0]);
+    serial_out(0x3300 + FreqReg.B[3]);
+    serial_out(0x2200 + FreqReg.B[2]);        
+    serial_out(0x3100 + FreqReg.B[1]);
+    serial_out(0x2000 + FreqReg.B[0]);
 }
 
 int main() {
@@ -63,7 +63,7 @@
     pc.baud(38400);
     SCLK = 1;
     SDATA = 0;
-    FSYNC = 1;
+    FSYN = 1;
     AD9832_Init();
     AD9832_SetFreq(60.0) ;
     while(1) {