Changes between Version 1 and Version 2 of Docs/Prog/Manual/ApplicationLibraries/lib825ev/DAC

Timestamp:

09/20/18 07:42:43 (6 years ago)

Author:

Don Wilson

Comment:

--

Docs/Prog/Manual/ApplicationLibraries/lib825ev/DAC

@@ -2 +2 @@
 
 [[TOC(inline, noheading, depth=1, Docs/Prog/Manual/ApplicationLibraries/lib825ev/DAC/*)]]
+
+== Example - Application manually setting DAC output voltage ==
+{{{
+void SetupDAC(void)
+{
+    // Setup DAC to not track gross or net weight but be controlled manually
+   DACOutputRange outputrange = dacOutput0to10V;
+
+   if(SetDACReg(nDAC, dacAD5422Control, 0x3FF0 | (uint16)outputrange, WAIT_ACK) != OK)
+       printf("\n\nSetDACOutputRange error\r\n");
+
+   float fMaxOutput = 10.0; // Maximum output 10 volts
+
+   if(SetDACFloat(nDAC, dacMaxOutput, fMaxOutput, WAIT_ACK) != OK)
+       printf("\n\nSetDACFloat max output error\r\n");
+
+
+}
+
+// Application may call this any time change in voltage output is desired
+void SetDACVoltage(float voltage)
+{
+     uint16 value = (uint16)(0xFFFF * (voltage / 10.0));
+     SetDACReg(nDAC, dacAD5422Data, value, WAIT_ACK);
+}
+
+
+
+}}}