Diff: libs/Adc.cpp

Revision:

0:31e91bb0ef3c

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/libs/Adc.cpp	Tue Jul 31 21:11:18 2012 +0000
@@ -0,0 +1,51 @@
+/*  
+      This file is part of Smoothie (http://smoothieware.org/). The motion control part is heavily based on Grbl (https://github.com/simen/grbl).
+      Smoothie is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
+      Smoothie is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
+      You should have received a copy of the GNU General Public License along with Smoothie. If not, see <http://www.gnu.org/licenses/>. 
+*/
+
+using namespace std;
+#include <vector>
+#include "libs/nuts_bolts.h"
+#include "libs/Module.h"
+#include "libs/Kernel.h"
+#include "Adc.h"
+#include "libs/ADC/adc.h"
+#include "libs/Pin.h"
+
+Adc::Adc(){
+    this->adc = new ADC(1000, 1);
+}
+
+void Adc::enable_pin(Pin* pin){
+    PinName pin_name = this->_pin_to_pinname(pin);
+    this->adc->burst(1);
+    this->adc->setup(pin_name,1);
+    this->adc->interrupt_state(pin_name,1);
+}
+
+unsigned int Adc::read(Pin* pin){
+    return this->adc->read(this->_pin_to_pinname(pin));
+}
+
+PinName Adc::_pin_to_pinname(Pin* pin){
+    if( pin->port == LPC_GPIO0 && pin->pin == 23 ){ 
+        return p15;
+    }else if( pin->port == LPC_GPIO0 && pin->pin == 24 ){ 
+        return p16;
+    }else if( pin->port == LPC_GPIO0 && pin->pin == 25 ){ 
+        return p17;
+    }else if( pin->port == LPC_GPIO0 && pin->pin == 26 ){ 
+        return p18;
+    }else if( pin->port == LPC_GPIO1 && pin->pin == 30 ){ 
+        return p19;
+    }else if( pin->port == LPC_GPIO1 && pin->pin == 31 ){ 
+        return p20;
+    }else{
+        //TODO: Error
+        error("Bad adc pin");
+        
+    }
+}
+