From a21f0eb63f1e463dbca438d7b730dd56615975d8 Mon Sep 17 00:00:00 2001
From: Josh Stewart <josh@noisymime.org>
Date: Wed, 19 Sep 2018 16:40:03 +1000
Subject: [PATCH] Do not attempt to perform a priming pulse or pump prime if
 set to 0

---
 speeduino/speeduino.ino | 22 ++++++++++++++++------
 1 file changed, 16 insertions(+), 6 deletions(-)

diff --git a/speeduino/speeduino.ino b/speeduino/speeduino.ino
index 80b1e34d..812d395f 100644
--- a/speeduino/speeduino.ino
+++ b/speeduino/speeduino.ino
@@ -833,14 +833,24 @@ void setup()
   }
 
   //Begin priming the fuel pump. This is turned off in the low resolution, 1s interrupt in timers.ino
-  FUEL_PUMP_ON();
-  currentStatus.fuelPumpOn = true;
+  //First check that the priming time is not 0
+  if(configPage2.fpPrime > 0)
+  {
+    FUEL_PUMP_ON();
+    currentStatus.fuelPumpOn = true;
+  }
+  else { fpPrimed = true; } //If the user has set 0 for the pump priming, immediately mark the priming as being completed
+  
   interrupts();
   //Perform the priming pulses. Set these to run at an arbitrary time in the future (100us). The prime pulse value is in ms*10, so need to multiple by 100 to get to uS
-  setFuelSchedule1(100, (unsigned long)(configPage2.primePulse * 100));
-  setFuelSchedule2(100, (unsigned long)(configPage2.primePulse * 100));
-  setFuelSchedule3(100, (unsigned long)(configPage2.primePulse * 100));
-  setFuelSchedule4(100, (unsigned long)(configPage2.primePulse * 100));
+  if(configPage2.primePulse > 0)
+  {
+    setFuelSchedule1(100, (unsigned long)(configPage2.primePulse * 100));
+    setFuelSchedule2(100, (unsigned long)(configPage2.primePulse * 100));
+    setFuelSchedule3(100, (unsigned long)(configPage2.primePulse * 100));
+    setFuelSchedule4(100, (unsigned long)(configPage2.primePulse * 100));
+  }
+
 
   initialisationComplete = true;
   digitalWrite(LED_BUILTIN, HIGH);