Dual dew heater (#146)

* Add HE1 to Dew Heater

Author: CTetford

Changelog.md

@@ -1,3 +1,6 @@
+**V1.9.37 - Updates**
+- Add HE1 to dew heater output for MKS boards
+
 **V1.9.36 - Updates**
 - Removed auto-homing code that was based on stall guard
 - Converted Hall sensor based auto homing to be asynchronous (via state machine) instead of blocking
@@ -6,7 +9,7 @@
 
 **V1.9.35 - Updates**
 - Enable configuration of hold current setting for AZ and ALT steppers when always energized
-.
+
 **V1.9.34 - Updates**
 - Added two Meade commands: :XGDP# and :XSDPnnn# to retrieve and set the DEC parking offset.
 - Fixed a bug that incorrectly returned a Homing status when the Hall sensor was enabled.

Version.h

@@ -2,4 +2,4 @@
 // So 1.8.99 is ok, but 1.8.234 is not. Neither is 1.123.22
 // Also, numbers are interpreted as simple numbers.                        _   __   _
 // So 1.8 is actually 1.08, meaning that 1.12 is a later version than 1.8.  \_(..)_/
-#define VERSION "V1.9.36"
+#define VERSION "V1.9.37"

boards/AVR_MKS_GEN_L_V1/pins_MKS_GEN_L_V1.h

@@ -181,6 +181,9 @@
 #endif
 
 //Pin to turn on dew heater MOSFET
-#ifndef DEW_HEATER_PIN
-    #define DEW_HEATER_PIN 10
+#ifndef DEW_HEATER_PIN1
+    #define DEW_HEATER_1_PIN 10
+#endif
+#ifndef DEW_HEATER_PIN2
+    #define DEW_HEATER_2_PIN 7
 #endif

boards/AVR_MKS_GEN_L_V2/pins_MKS_GEN_L_V2.h

@@ -236,6 +236,9 @@
 #endif
 
 //Pin to turn on dew heater MOSFET
-#ifndef DEW_HEATER_PIN
-    #define DEW_HEATER_PIN 10
+#ifndef DEW_HEATER_PIN1
+    #define DEW_HEATER_1_PIN 10
+#endif
+#ifndef DEW_HEATER_PIN2
+    #define DEW_HEATER_2_PIN 7
 #endif

boards/AVR_MKS_GEN_L_V21/pins_MKS_GEN_L_V21.h

@@ -244,6 +244,9 @@
 #endif
 
 //Pin to turn on dew heater MOSFET
-#ifndef DEW_HEATER_PIN
-    #define DEW_HEATER_PIN 10
+#ifndef DEW_HEATER_PIN1
+    #define DEW_HEATER_1_PIN 10
+#endif
+#ifndef DEW_HEATER_PIN2
+    #define DEW_HEATER_2_PIN 7
 #endif

src/b_setup.hpp

@@ -106,7 +106,8 @@ void setup()
 
 //Turn on dew heater
 #if DEW_HEATER == 1
-    digitalWrite(DEW_HEATER_PIN, HIGH);
+    digitalWrite(DEW_HEATER_1_PIN, HIGH);
+    digitalWrite(DEW_HEATER_2_PIN, HIGH);
 #endif
 
 /////////////////////////////////