Christian Lerche / MCP4822

Library for MCP4822 SPI 12-bit DAC, both outputs supported, nLDAC connected to GND.

Dependents:   MCP4822_2aLerche

Diff: MCP4822.cpp

Revision:
1:5c1e0d492b59
Parent:
0:014a10a4fed1
Child:
11:96eff565b2c0
--- a/MCP4822.cpp	Fri Jan 21 10:55:58 2011 +0000
+++ b/MCP4822.cpp	Fri Jan 21 11:07:34 2011 +0000
@@ -50,17 +50,4 @@
     _spi.write(ValueB);
     _ncs = 1;
     return;
-}
-
-void MCP4822::writeAB(int ValueAB) {
-    _ncs = 0;
-    ValueAB = ValueAB &= 0x0FFF;
-    ValueAB = ValueAB |= 0x1000;
-    _spi.write(ValueAB);
-    _ncs = 1; 
-    wait_us(500);
-    _ncs = 0;
-    ValueAB = ValueAB |= 0x9000;
-    _spi.write(ValueAB);
-    _ncs = 1; 
 }
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