Split up pins to make it more manageable

Hopefully this is helpful to organization and future expansion….

Marlin/pins_CHEAPTRONIC.h

@@ -0,0 +1,95 @@
+/**
+ * Cheaptronic v1.0 pin assignments
+ */
+
+#ifndef __AVR_ATmega2560__
+  #error Oops! Make sure you have 'Arduino Mega' selected from the 'Tools -> Boards' menu.
+#endif
+
+#define LARGE_FLASH        true
+
+// X motor stepper
+#define X_STEP_PIN 14
+#define X_DIR_PIN 15
+#define X_ENABLE_PIN 24
+
+// X endstop
+#define X_MIN_PIN 3
+#define X_MAX_PIN -1
+
+// Y motor stepper
+#define Y_STEP_PIN 35
+#define Y_DIR_PIN 36
+#define Y_ENABLE_PIN 31
+
+// Y endstop
+#define Y_MIN_PIN 2
+#define Y_MAX_PIN -1
+
+// Z motor stepper
+#define Z_STEP_PIN 40
+#define Z_DIR_PIN 41
+#define Z_ENABLE_PIN 37
+
+// Z endstop
+#define Z_MIN_PIN 5
+#define Z_MAX_PIN -1
+
+// Extruder 0 stepper
+#define E0_STEP_PIN 26
+#define E0_DIR_PIN 28
+#define E0_ENABLE_PIN 25
+
+// Extruder 1 stepper
+#define E1_STEP_PIN 33
+#define E1_DIR_PIN 34
+#define E1_ENABLE_PIN 30
+
+#define SDPOWER -1
+#define SDSS -1
+#define LED_PIN -1
+
+// FAN
+#define FAN_PIN -1
+
+#define PS_ON_PIN -1
+#define KILL_PIN -1
+
+#define HEATER_0_PIN 19 // EXTRUDER 1
+#define HEATER_1_PIN 23 // EXTRUDER 2
+// HeatedBad
+#define HEATER_BED_PIN 22
+// Cheaptronic v1.0 hasent EXTRUDER 3
+#define HEATER_2_PIN -1
+
+// Temperature sensors
+#define TEMP_0_PIN 15
+#define TEMP_1_PIN 14
+#define TEMP_2_PIN -1
+#define TEMP_BED_PIN 13
+
+// Cheaptronic v1.0 doesn't support LCD
+#define LCD_PINS_RS -1
+#define LCD_PINS_ENABLE -1
+#define LCD_PINS_D4 -1
+#define LCD_PINS_D5 -1
+#define LCD_PINS_D6 -1
+#define LCD_PINS_D7 -1
+
+// Cheaptronic v1.0 doesn't support keypad
+#define BTN_EN1 -1
+#define BTN_EN2 -1
+#define BTN_ENC -1
+
+#define BLEN_C 2
+#define BLEN_B 1
+#define BLEN_A 0
+
+// Cheaptronic v1.0 does not use this port
+#define SDCARDDETECT -1
+
+// Encoder rotation values
+#define encrot0 0
+#define encrot1 2
+#define encrot2 3
+#define encrot3 1