Steven Kay / Latch_FET_Driver

Driver to control a peripheral circuit being controlled by the operation of a FET. Inbetween the mbed and FET is a single D type latch, used to latch a signal to the driver.

Diff: Latch_FET_Driver.cpp

Revision:
2:9059b675917e
Parent:
1:a0209f182a64
Child:
3:7fcd006e1bc6
diff -r a0209f182a64 -r 9059b675917e Latch_FET_Driver.cpp
--- a/Latch_FET_Driver.cpp	Thu Feb 04 14:08:29 2016 +0000
+++ b/Latch_FET_Driver.cpp	Sun Feb 07 18:20:55 2016 +0000
@@ -5,12 +5,39 @@
 {
     SetPin = new DigitalOut(set);
     ResetPin = new DigitalOut(reset);
+    // Ensure that SR latch does not enter unknown state
+    Latch_FET_Driver::initialState();
+}
+
+void Latch_FET_Driver::initialState()
+{
+    SetPin -> write(LOW);
+    ResetPin ->write(HIGH); 
+}
+
+void Latch_FET_Driver::outputHigh()
+{
+       ResetPin -> write(LOW);
+       SetPin -> write(HIGH); 
 }
 
-int Latch_FET_Driver::setOutput()
+void Latch_FET_Driver::outputLow()
 {
-    ResetPin = LOW;
-    
-    return 0;
+       SetPin -> write(LOW); 
+       ResetPin -> write(HIGH);
+
 }
 
+
+//int Latch_FET_Driver::setOutput()
+//{
+//    ResetPin = LOW;
+//    
+//    return 0;
+//}
+// 
+//int Latch_FET_Driver::resetOutput()
+//{
+//    
+//}
+