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.

Committer:
sk398
Date:
Sun Feb 07 18:22:35 2016 +0000
Revision:
4:6b3722251fd7
Parent:
2:9059b675917e
Child:
5:7d1b124490ed
Updated to using D Latches;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
sk398 0:87f2d094bea3 1 #include "mbed.h"
sk398 0:87f2d094bea3 2 #include "Latch_FET_Driver.h"
sk398 0:87f2d094bea3 3
sk398 1:a0209f182a64 4 Latch_FET_Driver::Latch_FET_Driver(PinName set,PinName reset)
sk398 0:87f2d094bea3 5 {
sk398 1:a0209f182a64 6 SetPin = new DigitalOut(set);
sk398 1:a0209f182a64 7 ResetPin = new DigitalOut(reset);
sk398 2:9059b675917e 8 // Ensure that SR latch does not enter unknown state
sk398 2:9059b675917e 9 Latch_FET_Driver::initialState();
sk398 2:9059b675917e 10 }
sk398 2:9059b675917e 11
sk398 2:9059b675917e 12 void Latch_FET_Driver::initialState()
sk398 2:9059b675917e 13 {
sk398 2:9059b675917e 14 SetPin -> write(LOW);
sk398 2:9059b675917e 15 ResetPin ->write(HIGH);
sk398 2:9059b675917e 16 }
sk398 2:9059b675917e 17
sk398 2:9059b675917e 18 void Latch_FET_Driver::outputHigh()
sk398 2:9059b675917e 19 {
sk398 2:9059b675917e 20 ResetPin -> write(LOW);
sk398 2:9059b675917e 21 SetPin -> write(HIGH);
sk398 0:87f2d094bea3 22 }
sk398 0:87f2d094bea3 23
sk398 2:9059b675917e 24 void Latch_FET_Driver::outputLow()
sk398 0:87f2d094bea3 25 {
sk398 2:9059b675917e 26 SetPin -> write(LOW);
sk398 2:9059b675917e 27 ResetPin -> write(HIGH);
sk398 2:9059b675917e 28
sk398 0:87f2d094bea3 29 }
sk398 0:87f2d094bea3 30
sk398 2:9059b675917e 31 //int Latch_FET_Driver::setOutput()
sk398 2:9059b675917e 32 //{
sk398 2:9059b675917e 33 // ResetPin = LOW;
sk398 2:9059b675917e 34 //
sk398 2:9059b675917e 35 // return 0;
sk398 2:9059b675917e 36 //}
sk398 2:9059b675917e 37 //
sk398 2:9059b675917e 38 //int Latch_FET_Driver::resetOutput()
sk398 2:9059b675917e 39 //{
sk398 2:9059b675917e 40 //
sk398 2:9059b675917e 41 //}
sk398 2:9059b675917e 42