Improved valve handling (disabling temp loop on valve set and vice ve…

…rsa)

v2/src/Extruder/Host.cc

@@ -124,6 +124,7 @@ bool processQueryPacket(const InPacket& from_host, OutPacket& to_host) {
 			to_host.append16(board.getPlatformHeater().get_current_temperature());
 			return true;
 		case SLAVE_CMD_SET_PLATFORM_TEMP:
+			board.setUsingPlatform(true);
 			board.getPlatformHeater().set_target_temperature(from_host.read16(2));
 			to_host.append8(RC_OK);
 			return true;

v2/src/Extruder/TemperatureThread.cc

@@ -21,5 +21,7 @@
 void runTempSlice() {
 	ExtruderBoard& board = ExtruderBoard::getBoard();
 	board.getExtruderHeater().manage_temperature();
-	board.getPlatformHeater().manage_temperature();
+	if (board.isUsingPlatform()) {
+		board.getPlatformHeater().manage_temperature();
+	}
 }

v2/src/Extruder/boards/ecv22/ExtruderBoard.cc

@@ -35,7 +35,8 @@ ExtruderBoard::ExtruderBoard() :
 		extruder_thermistor(THERMISTOR_PIN,0),
 		platform_thermistor(PLATFORM_PIN,1),
 		extruder_heater(extruder_thermistor,extruder_element),
-		platform_heater(platform_thermistor,platform_element)
+		platform_heater(platform_thermistor,platform_element),
+		using_platform(true)
 {
 }
 
@@ -112,13 +113,19 @@ void ExtruderBoard::setFan(bool on) {
 }
 
 void ExtruderBoard::setValve(bool on) {
+	setUsingPlatform(false);
+	pwmAOn(false);
 	channel_a.setValue(on);
 }
 
 void ExtruderBoard::indicateError(int errorCode) {
 	DEBUG_LED.setValue(errorCode != 0);
 }
 
+void ExtruderBoard::setUsingPlatform(bool is_using) {
+	using_platform = is_using;
+}
+
 /// Timer one comparator match interrupt
 ISR(TIMER1_COMPA_vect) {
 	ExtruderBoard::getBoard().doInterrupt();
@@ -139,8 +146,6 @@ void ExtruderHeatingElement::setHeatingElement(uint8_t value) {
 	}
 }
 
-
-
 void BuildPlatformHeatingElement::setHeatingElement(uint8_t value) {
 	// This is a bit of a hack to get the temperatures right until we fix our
 	// PWM'd PID implementation.  We reduce the MV to one bit, essentially.

v2/src/Extruder/boards/ecv22/ExtruderBoard.hh

@@ -55,13 +55,16 @@ public:
 	void doInterrupt();
 	/// Indicate an error by manipulating the debug LED.
 	void indicateError(int errorCode);
+	bool isUsingPlatform() { return using_platform; }
+	void setUsingPlatform(bool is_using);
 private:
 	Thermistor extruder_thermistor;
 	Thermistor platform_thermistor;
 	ExtruderHeatingElement extruder_element;
 	BuildPlatformHeatingElement platform_element;
 	Heater extruder_heater;
 	Heater platform_heater;
+	bool using_platform;
 	/// Microseconds since board initialization
 	volatile micros_t micros;
 	ExtruderBoard();