From 7b391d7f76a2d56242420c560d65f00a60f78682 Mon Sep 17 00:00:00 2001
From: bnewbold <bnewbold@robocracy.org>
Date: Sat, 7 Aug 2010 20:29:37 -0400
Subject: basic working dac implementation

---
 examples/test-dac.cpp | 53 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 53 insertions(+)
 create mode 100644 examples/test-dac.cpp

(limited to 'examples')

diff --git a/examples/test-dac.cpp b/examples/test-dac.cpp
new file mode 100644
index 0000000..65496f4
--- /dev/null
+++ b/examples/test-dac.cpp
@@ -0,0 +1,53 @@
+
+#include "wirish.h"
+#include "fsmc.h"
+#include "rcc.h"
+#include "gpio.h"
+#include "dac.h"
+
+#define LED_PIN  23 // hack for maple native
+#define DISC_PIN 14 // hack for USB on native
+
+int toggle = 0;
+uint16 count = 0;
+
+void setup() {
+
+   pinMode(LED_PIN, OUTPUT);
+   pinMode(DISC_PIN, OUTPUT);
+   digitalWrite(DISC_PIN,1);
+   digitalWrite(LED_PIN,1);
+
+   Serial1.begin(9600);
+   Serial1.println("Hello World!");
+
+   Serial1.print("Init... ");
+   dac_init();
+   Serial1.println("Done.");
+}
+
+void loop() {
+   digitalWrite(LED_PIN, toggle);
+   toggle ^= 1;
+   delay(100);
+
+   count += 100;
+
+   if(count > 4095) {
+      count = 0;
+   }
+
+   dac_write(1, 2048);
+   dac_write(2, count);
+}
+
+int main(void) {
+   init();
+   setup();
+
+   while (1) {
+      loop();
+   }
+   return 0;
+}
+
-- 
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