Preparation for release 1.17b (no binaries included)

Fixed bug in M226 handling (thanks chrishamm)
Z probe modulation signal is now driven high only during probing move
for Z probe types 4 upwards
Updated DuetWebCobtrol to 1.14

src/DuetNG/DuetEthernet/Wiznet/Ethernet/WizSpi.cpp

@@ -25,7 +25,7 @@
 #include "matrix.h"
 
 // Functions called by the W5500 module to transfer data to/from the W5500 via SPI
-const uint32_t SpiClockFrequency = 40000000;
+const uint32_t SpiClockFrequency = 60000000;
 const unsigned int SpiPeripheralChannelId = 0;			// we use NPCS0 as the slave select signal
 
 #if USE_PDC

src/DuetNG/DuetWiFi/Network.cpp

@@ -5,13 +5,14 @@
  ****************************************************************************************************/
 
 #include "Network.h"
+
 #include "Platform.h"
 #include "RepRap.h"
 #include "TransactionBuffer.h"
 #include "TransactionBufferReader.h"
 #include "WifiFirmwareUploader.h"
 
-// Define exactly one of the following as 1, thje other as zero
+// Define exactly one of the following as 1, the other as zero
 // The PDC seems to be too slow to work reliably without getting transmit underruns, so we use the DMAC now.
 #define USE_PDC		0		// use peripheral DMA controller
 #define USE_DMAC	1		// use general DMA controller

src/GCodes/GCodes.cpp

@@ -495,6 +495,7 @@ void GCodes::Spin()
 				}
 
 				zProbeTriggered = false;
+				platform->SetProbing(true);
 				moveBuffer.moveType = 0;
 				moveBuffer.endStopsToCheck = ZProbeActive;
 				moveBuffer.usePressureAdvance = false;
@@ -510,6 +511,7 @@ void GCodes::Spin()
 		case GCodeState::gridProbing3:	// ready to lift the probe after probing the current grid probe point
 			if (LockMovementAndWaitForStandstill(gb))
 			{
+				platform->SetProbing(false);
 				if (!zProbeTriggered)
 				{
 					reply.copy("Z probe was not triggered during probing move");
@@ -614,7 +616,7 @@ void GCodes::Spin()
 // Start a new gcode, or continue to execute one that has already been started:
 void GCodes::StartNextGCode(GCodeBuffer& gb, StringRef& reply)
 {
-	if (isPaused && &gb == fileGCode)
+	if (IsPaused() && &gb == fileGCode)
 	{
 		// We are paused, so don't process any more gcodes from the file being printed.
 		// There is a potential issue here if fileGCode holds any locks, so unlock everything.
@@ -1407,6 +1409,10 @@ bool GCodes::DoCannedCycleMove(GCodeBuffer& gb, EndstopChecks ce)
 		moveBuffer.usePressureAdvance = false;
 		segmentsLeft = 1;
 		cannedCycleMoveQueued = true;
+		if ((ce & ZProbeActive) != 0)
+		{
+			platform->SetProbing(true);
+		}
 	}
 	return false;
 }
@@ -1770,6 +1776,7 @@ int GCodes::DoZProbe(GCodeBuffer& gb, float distance)
 
 		if (DoCannedCycleMove(gb, ZProbeActive))
 		{
+			platform->SetProbing(false);
 			return (zProbeTriggered) ? 2 : 1;
 		}
 		return -1;

src/Movement/DeltaProbe.cpp

@@ -5,7 +5,7 @@
  *      Author: David
  */
 
-#include "Deltaprobe.h"
+#include "DeltaProbe.h"
 #include "DDA.h"
 #include "Platform.h"
 #include "RepRap.h"

src/Platform.cpp

@@ -554,24 +554,27 @@ void Platform::InitZProbe()
 		AnalogInEnableChannel(zProbeAdcChannel, false);
 		pinMode(zProbePin, INPUT_PULLUP);
 		pinMode(endStopPins[E0_AXIS], INPUT_PULLUP);
+		pinMode(zProbeModulationPin, OUTPUT_LOW);		// we now set the modulation output high during probing only when using probe types 4 and higher
 		break;
 
 	case 5:
 	default:
 		AnalogInEnableChannel(zProbeAdcChannel, false);
 		pinMode(zProbePin, INPUT_PULLUP);
-		pinMode(zProbeModulationPin, OUTPUT_HIGH);		// set high to take trash80's HE280 probe Teensy adapter out of reset
+		pinMode(zProbeModulationPin, OUTPUT_LOW);		// we now set the modulation output high during probing only when using probe types 4 and higher
 		break;
 
 	case 6:
 		AnalogInEnableChannel(zProbeAdcChannel, false);
 		pinMode(zProbePin, INPUT_PULLUP);
 		pinMode(endStopPins[E0_AXIS + 1], INPUT_PULLUP);
+		pinMode(zProbeModulationPin, OUTPUT_LOW);		// we now set the modulation output high during probing only when using probe types 4 and higher
 		break;
 
 	case 7:
 		AnalogInEnableChannel(zProbeAdcChannel, false);
 		pinMode(zProbePin, INPUT_PULLUP);
+		pinMode(zProbeModulationPin, OUTPUT_LOW);		// we now set the modulation output high during probing only when using probe types 4 and higher
 		break;	//TODO (DeltaProbe)
 	}
 }
@@ -676,6 +679,15 @@ void Platform::SetZProbeType(int pt)
 	InitZProbe();
 }
 
+void Platform::SetProbing(bool isProbing)
+{
+	if (zProbeType > 3)
+	{
+		// For Z probe types other than 1/2/3 we set the modulation pin high at the start of a probing move and low at the end
+		digitalWrite(zProbeModulationPin, isProbing);
+	}
+}
+
 const ZProbeParameters& Platform::GetZProbeParameters(int32_t probeType) const
 {
 	switch (probeType)

src/Platform.h

@@ -482,6 +482,7 @@ public:
 	void SetZProbeParameters(int32_t probeType, const struct ZProbeParameters& params);
 	bool MustHomeXYBeforeZ() const;
 	bool WriteZProbeParameters(FileStore *f) const;
+	void SetProbing(bool isProbing);
 
 	// Ancilliary PWM
 

src/Version.h

@@ -9,13 +9,13 @@
 #define SRC_VERSION_H_
 
 #ifndef VERSION
-# define VERSION "1.17a"
+# define VERSION "1.17b"
 #endif
 
 #ifndef DATE
-# define DATE "2017-01-02"
+# define DATE "2017-01-07"
 #endif
 
-#define AUTHORS "reprappro, dc42, zpl, t3p3, dnewman"
+#define AUTHORS "reprappro, dc42, chrishamm, t3p3, dnewman"
 
 #endif /* SRC_VERSION_H_ */