Takehisa Oneta
bit-banging control for AD9850.
こちらのnoteに書いてます。
/users/ohneta/notebook/DDS-AS9850_softSPI/
Diff: AD9850.h
- Revision:
- 0:25d6d7c1a48a
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/AD9850.h Thu Jun 18 05:23:11 2015 +0000
@@ -0,0 +1,29 @@
+//----------------------------------------------------------------
+//----------------------------------------------------------------
+/**
+ * 中華DDS AD9850のコントロール
+ *
+ */
+//----------------------------------------------------------------
+//----------------------------------------------------------------
+
+#include "mbed.h"
+
+
+class AD9850 {
+
+public:
+ AD9850(PinName data, PinName w_clk, PinName fu_ud, PinName reset);
+ ~AD9850();
+
+ void init();
+ void reset();
+ void setFrequency(int freq, int pdwon = 0, int phase = 0);
+
+private:
+ DigitalOut _outBit;
+ DigitalOut _w_clk;
+ DigitalOut _fu_ud;
+ DigitalOut _reset;
+};
+