Diff: main.cpp

Revision:

0:12678c3187de

diff -r 000000000000 -r 12678c3187de main.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Mon Oct 31 17:36:23 2011 +0000
@@ -0,0 +1,52 @@
+/*
+ * wave2
+ *
+ */
+ 
+#include "mbed.h"
+
+DigitalOut myled(LED1);
+AnalogOut ano1(p18);
+
+Ticker oscTick1;
+
+float oscData[] = 
+//    { 0,1,0,1,0,1 };
+//    { 0, .5 };
+//    { .33,.67,.33,.67,.33,.67 };
+//    { 0, .15, .05, .1 }; // 1:1
+    { 0, .15, 0, .15, .05, .1, .05, .1, };
+//    { 
+//        0, .15, 0, .15, 0, .15, 0, .15, 0, .15, 0, .15, // 0, .15, 0, .15, 0, .15, 0, .15, 0, .15, 0, .15,
+//        .05, .1, .05, .1, .05, .1, .05, .1, .05, .1, .05, .1, // .05, .1, .05, .1, .05, .1, .05, .1, .05, .1, .05, .1,
+//      };
+
+const int dx_max = sizeof(oscData)/sizeof(oscData[0]);
+int dx = 0;
+
+// ---------------------------------------------------------------------------
+
+void oscOut1() {
+//    uint16_t v = (oscData[dx++]*0xFFFF)/3;
+    float v = oscData[dx++];
+//    ano1.write_u16(v);
+    ano1 = v;
+    if(dx >= dx_max) dx = 0; 
+}
+
+// ---------------------------------------------------------------------------
+
+int main() {
+
+    ano1 = 0;
+    oscTick1.attach_us(&oscOut1, 500); // chip period: 500-1KHz, 417-1200Hz, 833-600Hz
+
+    while(1) {
+        myled = 1;
+        wait(0.2);
+        myled = 0;
+        wait(0.2);
+    }
+
+} // main
+