[2.0.x] Tweaks and additions for MAX7219

Marlin/Configuration_adv.h

@@ -1662,27 +1662,28 @@
 /**
  * MAX7219 Debug Matrix
  *
- * Add support for a low-cost 8x8 LED Matrix based on the Max7219 chip, which can be used as a status
- * display. Requires 3 signal wires. Some useful debug options are included to demonstrate its usage.
- *
- * Fully assembled MAX7219 boards can be found on the internet for under $2(US).
- * For example, see https://www.ebay.com/sch/i.html?_nkw=332349290049
+ * Add support for a low-cost 8x8 LED Matrix based on the Max7219 chip as a realtime status display.
+ * Requires 3 signal wires. Some useful debug options are included to demonstrate its usage.
  */
 //#define MAX7219_DEBUG
 #if ENABLED(MAX7219_DEBUG)
-  #define MAX7219_CLK_PIN   64  // 77 on Re-ARM       // Configuration of the 3 pins to control the display
-  #define MAX7219_DIN_PIN   57  // 78 on Re-ARM
-  #define MAX7219_LOAD_PIN  44  // 79 on Re-ARM
+  #define MAX7219_CLK_PIN   64
+  #define MAX7219_DIN_PIN   57
+  #define MAX7219_LOAD_PIN  44
+
+  //#define MAX7219_GCODE       // Add the M7219 G-code to control the LED matrix
+  #define MAX7219_INIT_TEST     // Do a test pattern at initialization (Set to 2 for spiral)
+  #define MAX7219_ROTATE     0  // Rotate the display clockwise (in multiples of +/- 90°)
 
   /**
    * Sample debug features
    * If you add more debug displays, be careful to avoid conflicts!
    */
   #define MAX7219_DEBUG_PRINTER_ALIVE    // Blink corner LED of 8x8 matrix to show that the firmware is functioning
-  #define MAX7219_DEBUG_STEPPER_HEAD  3  // Show the stepper queue head position on this and the next LED matrix row
-  #define MAX7219_DEBUG_STEPPER_TAIL  5  // Show the stepper queue tail position on this and the next LED matrix row
+  #define MAX7219_DEBUG_PLANNER_HEAD  3  // Show the planner queue head position on this and the next LED matrix row
+  #define MAX7219_DEBUG_PLANNER_TAIL  5  // Show the planner queue tail position on this and the next LED matrix row
 
-  #define MAX7219_DEBUG_STEPPER_QUEUE 0  // Show the current stepper queue depth on this and the next LED matrix row
+  #define MAX7219_DEBUG_PLANNER_QUEUE 0  // Show the current planner queue depth on this and the next LED matrix row
                                          // If you experience stuttering, reboots, etc. this option can reveal how
                                          // tweaks made to the configuration are affecting the printer in real-time.
 #endif

Marlin/src/Marlin.cpp

@@ -536,7 +536,7 @@ void idle(
 ) {
   #if ENABLED(MAX7219_DEBUG)
     Max7219_idle_tasks();
-  #endif  // MAX7219_DEBUG
+  #endif
 
   lcd_update();
 

Marlin/src/config/default/Configuration_adv.h

@@ -1662,27 +1662,28 @@
 /**
  * MAX7219 Debug Matrix
  *
- * Add support for a low-cost 8x8 LED Matrix based on the Max7219 chip, which can be used as a status
- * display. Requires 3 signal wires. Some useful debug options are included to demonstrate its usage.
- *
- * Fully assembled MAX7219 boards can be found on the internet for under $2(US).
- * For example, see https://www.ebay.com/sch/i.html?_nkw=332349290049
+ * Add support for a low-cost 8x8 LED Matrix based on the Max7219 chip as a realtime status display.
+ * Requires 3 signal wires. Some useful debug options are included to demonstrate its usage.
  */
 //#define MAX7219_DEBUG
 #if ENABLED(MAX7219_DEBUG)
-  #define MAX7219_CLK_PIN   64  // 77 on Re-ARM       // Configuration of the 3 pins to control the display
-  #define MAX7219_DIN_PIN   57  // 78 on Re-ARM
-  #define MAX7219_LOAD_PIN  44  // 79 on Re-ARM
+  #define MAX7219_CLK_PIN   64
+  #define MAX7219_DIN_PIN   57
+  #define MAX7219_LOAD_PIN  44
+
+  //#define MAX7219_GCODE       // Add the M7219 G-code to control the LED matrix
+  #define MAX7219_INIT_TEST     // Do a test pattern at initialization (Set to 2 for spiral)
+  #define MAX7219_ROTATE     0  // Rotate the display clockwise (in multiples of +/- 90°)
 
   /**
    * Sample debug features
    * If you add more debug displays, be careful to avoid conflicts!
    */
   #define MAX7219_DEBUG_PRINTER_ALIVE    // Blink corner LED of 8x8 matrix to show that the firmware is functioning
-  #define MAX7219_DEBUG_STEPPER_HEAD  3  // Show the stepper queue head position on this and the next LED matrix row
-  #define MAX7219_DEBUG_STEPPER_TAIL  5  // Show the stepper queue tail position on this and the next LED matrix row
+  #define MAX7219_DEBUG_PLANNER_HEAD  3  // Show the planner queue head position on this and the next LED matrix row
+  #define MAX7219_DEBUG_PLANNER_TAIL  5  // Show the planner queue tail position on this and the next LED matrix row
 
-  #define MAX7219_DEBUG_STEPPER_QUEUE 0  // Show the current stepper queue depth on this and the next LED matrix row
+  #define MAX7219_DEBUG_PLANNER_QUEUE 0  // Show the current planner queue depth on this and the next LED matrix row
                                          // If you experience stuttering, reboots, etc. this option can reveal how
                                          // tweaks made to the configuration are affecting the printer in real-time.
 #endif

Marlin/src/config/examples/AlephObjects/TAZ4/Configuration_adv.h

@@ -1662,27 +1662,28 @@
 /**
  * MAX7219 Debug Matrix
  *
- * Add support for a low-cost 8x8 LED Matrix based on the Max7219 chip, which can be used as a status
- * display. Requires 3 signal wires. Some useful debug options are included to demonstrate its usage.
- *
- * Fully assembled MAX7219 boards can be found on the internet for under $2(US).
- * For example, see https://www.ebay.com/sch/i.html?_nkw=332349290049
+ * Add support for a low-cost 8x8 LED Matrix based on the Max7219 chip as a realtime status display.
+ * Requires 3 signal wires. Some useful debug options are included to demonstrate its usage.
  */
 //#define MAX7219_DEBUG
 #if ENABLED(MAX7219_DEBUG)
-  #define MAX7219_CLK_PIN   64  // 77 on Re-ARM       // Configuration of the 3 pins to control the display
-  #define MAX7219_DIN_PIN   57  // 78 on Re-ARM
-  #define MAX7219_LOAD_PIN  44  // 79 on Re-ARM
+  #define MAX7219_CLK_PIN   64
+  #define MAX7219_DIN_PIN   57
+  #define MAX7219_LOAD_PIN  44
+
+  //#define MAX7219_GCODE       // Add the M7219 G-code to control the LED matrix
+  #define MAX7219_INIT_TEST     // Do a test pattern at initialization (Set to 2 for spiral)
+  #define MAX7219_ROTATE     0  // Rotate the display clockwise (in multiples of +/- 90°)
 
   /**
    * Sample debug features
    * If you add more debug displays, be careful to avoid conflicts!
    */
   #define MAX7219_DEBUG_PRINTER_ALIVE    // Blink corner LED of 8x8 matrix to show that the firmware is functioning
-  #define MAX7219_DEBUG_STEPPER_HEAD  3  // Show the stepper queue head position on this and the next LED matrix row
-  #define MAX7219_DEBUG_STEPPER_TAIL  5  // Show the stepper queue tail position on this and the next LED matrix row
+  #define MAX7219_DEBUG_PLANNER_HEAD  3  // Show the planner queue head position on this and the next LED matrix row
+  #define MAX7219_DEBUG_PLANNER_TAIL  5  // Show the planner queue tail position on this and the next LED matrix row
 
-  #define MAX7219_DEBUG_STEPPER_QUEUE 0  // Show the current stepper queue depth on this and the next LED matrix row
+  #define MAX7219_DEBUG_PLANNER_QUEUE 0  // Show the current planner queue depth on this and the next LED matrix row
                                          // If you experience stuttering, reboots, etc. this option can reveal how
                                          // tweaks made to the configuration are affecting the printer in real-time.
 #endif

Marlin/src/config/examples/Anet/A6/Configuration_adv.h

@@ -1662,27 +1662,28 @@
 /**
  * MAX7219 Debug Matrix
  *
- * Add support for a low-cost 8x8 LED Matrix based on the Max7219 chip, which can be used as a status
- * display. Requires 3 signal wires. Some useful debug options are included to demonstrate its usage.
- *
- * Fully assembled MAX7219 boards can be found on the internet for under $2(US).
- * For example, see https://www.ebay.com/sch/i.html?_nkw=332349290049
+ * Add support for a low-cost 8x8 LED Matrix based on the Max7219 chip as a realtime status display.
+ * Requires 3 signal wires. Some useful debug options are included to demonstrate its usage.
  */
 //#define MAX7219_DEBUG
 #if ENABLED(MAX7219_DEBUG)
-  #define MAX7219_CLK_PIN   64  // 77 on Re-ARM       // Configuration of the 3 pins to control the display
-  #define MAX7219_DIN_PIN   57  // 78 on Re-ARM
-  #define MAX7219_LOAD_PIN  44  // 79 on Re-ARM
+  #define MAX7219_CLK_PIN   64
+  #define MAX7219_DIN_PIN   57
+  #define MAX7219_LOAD_PIN  44
+
+  //#define MAX7219_GCODE       // Add the M7219 G-code to control the LED matrix
+  #define MAX7219_INIT_TEST     // Do a test pattern at initialization (Set to 2 for spiral)
+  #define MAX7219_ROTATE     0  // Rotate the display clockwise (in multiples of +/- 90°)
 
   /**
    * Sample debug features
    * If you add more debug displays, be careful to avoid conflicts!
    */
   #define MAX7219_DEBUG_PRINTER_ALIVE    // Blink corner LED of 8x8 matrix to show that the firmware is functioning
-  #define MAX7219_DEBUG_STEPPER_HEAD  3  // Show the stepper queue head position on this and the next LED matrix row
-  #define MAX7219_DEBUG_STEPPER_TAIL  5  // Show the stepper queue tail position on this and the next LED matrix row
+  #define MAX7219_DEBUG_PLANNER_HEAD  3  // Show the planner queue head position on this and the next LED matrix row
+  #define MAX7219_DEBUG_PLANNER_TAIL  5  // Show the planner queue tail position on this and the next LED matrix row
 
-  #define MAX7219_DEBUG_STEPPER_QUEUE 0  // Show the current stepper queue depth on this and the next LED matrix row
+  #define MAX7219_DEBUG_PLANNER_QUEUE 0  // Show the current planner queue depth on this and the next LED matrix row
                                          // If you experience stuttering, reboots, etc. this option can reveal how
                                          // tweaks made to the configuration are affecting the printer in real-time.
 #endif

Marlin/src/config/examples/Anet/A8/Configuration_adv.h

@@ -1662,27 +1662,28 @@
 /**
  * MAX7219 Debug Matrix
  *
- * Add support for a low-cost 8x8 LED Matrix based on the Max7219 chip, which can be used as a status
- * display. Requires 3 signal wires. Some useful debug options are included to demonstrate its usage.
- *
- * Fully assembled MAX7219 boards can be found on the internet for under $2(US).
- * For example, see https://www.ebay.com/sch/i.html?_nkw=332349290049
+ * Add support for a low-cost 8x8 LED Matrix based on the Max7219 chip as a realtime status display.
+ * Requires 3 signal wires. Some useful debug options are included to demonstrate its usage.
  */
 //#define MAX7219_DEBUG
 #if ENABLED(MAX7219_DEBUG)
-  #define MAX7219_CLK_PIN   64  // 77 on Re-ARM       // Configuration of the 3 pins to control the display
-  #define MAX7219_DIN_PIN   57  // 78 on Re-ARM
-  #define MAX7219_LOAD_PIN  44  // 79 on Re-ARM
+  #define MAX7219_CLK_PIN   64
+  #define MAX7219_DIN_PIN   57
+  #define MAX7219_LOAD_PIN  44
+
+  //#define MAX7219_GCODE       // Add the M7219 G-code to control the LED matrix
+  #define MAX7219_INIT_TEST     // Do a test pattern at initialization (Set to 2 for spiral)
+  #define MAX7219_ROTATE     0  // Rotate the display clockwise (in multiples of +/- 90°)
 
   /**
    * Sample debug features
    * If you add more debug displays, be careful to avoid conflicts!
    */
   #define MAX7219_DEBUG_PRINTER_ALIVE    // Blink corner LED of 8x8 matrix to show that the firmware is functioning
-  #define MAX7219_DEBUG_STEPPER_HEAD  3  // Show the stepper queue head position on this and the next LED matrix row
-  #define MAX7219_DEBUG_STEPPER_TAIL  5  // Show the stepper queue tail position on this and the next LED matrix row
+  #define MAX7219_DEBUG_PLANNER_HEAD  3  // Show the planner queue head position on this and the next LED matrix row
+  #define MAX7219_DEBUG_PLANNER_TAIL  5  // Show the planner queue tail position on this and the next LED matrix row
 
-  #define MAX7219_DEBUG_STEPPER_QUEUE 0  // Show the current stepper queue depth on this and the next LED matrix row
+  #define MAX7219_DEBUG_PLANNER_QUEUE 0  // Show the current planner queue depth on this and the next LED matrix row
                                          // If you experience stuttering, reboots, etc. this option can reveal how
                                          // tweaks made to the configuration are affecting the printer in real-time.
 #endif

Marlin/src/config/examples/Azteeg/X5GT/Configuration_adv.h

@@ -1662,27 +1662,28 @@
 /**
  * MAX7219 Debug Matrix
  *
- * Add support for a low-cost 8x8 LED Matrix based on the Max7219 chip, which can be used as a status
- * display. Requires 3 signal wires. Some useful debug options are included to demonstrate its usage.
- *
- * Fully assembled MAX7219 boards can be found on the internet for under $2(US).
- * For example, see https://www.ebay.com/sch/i.html?_nkw=332349290049
+ * Add support for a low-cost 8x8 LED Matrix based on the Max7219 chip as a realtime status display.
+ * Requires 3 signal wires. Some useful debug options are included to demonstrate its usage.
  */
 //#define MAX7219_DEBUG
 #if ENABLED(MAX7219_DEBUG)
-  #define MAX7219_CLK_PIN   64  // 77 on Re-ARM       // Configuration of the 3 pins to control the display
-  #define MAX7219_DIN_PIN   57  // 78 on Re-ARM
-  #define MAX7219_LOAD_PIN  44  // 79 on Re-ARM
+  #define MAX7219_CLK_PIN   64
+  #define MAX7219_DIN_PIN   57
+  #define MAX7219_LOAD_PIN  44
+
+  //#define MAX7219_GCODE       // Add the M7219 G-code to control the LED matrix
+  #define MAX7219_INIT_TEST     // Do a test pattern at initialization (Set to 2 for spiral)
+  #define MAX7219_ROTATE     0  // Rotate the display clockwise (in multiples of +/- 90°)
 
   /**
    * Sample debug features
    * If you add more debug displays, be careful to avoid conflicts!
    */
   #define MAX7219_DEBUG_PRINTER_ALIVE    // Blink corner LED of 8x8 matrix to show that the firmware is functioning
-  #define MAX7219_DEBUG_STEPPER_HEAD  3  // Show the stepper queue head position on this and the next LED matrix row
-  #define MAX7219_DEBUG_STEPPER_TAIL  5  // Show the stepper queue tail position on this and the next LED matrix row
+  #define MAX7219_DEBUG_PLANNER_HEAD  3  // Show the planner queue head position on this and the next LED matrix row
+  #define MAX7219_DEBUG_PLANNER_TAIL  5  // Show the planner queue tail position on this and the next LED matrix row
 
-  #define MAX7219_DEBUG_STEPPER_QUEUE 0  // Show the current stepper queue depth on this and the next LED matrix row
+  #define MAX7219_DEBUG_PLANNER_QUEUE 0  // Show the current planner queue depth on this and the next LED matrix row
                                          // If you experience stuttering, reboots, etc. this option can reveal how
                                          // tweaks made to the configuration are affecting the printer in real-time.
 #endif

Marlin/src/config/examples/BIBO/TouchX/cyclops/Configuration_adv.h

@@ -1662,27 +1662,28 @@
 /**
  * MAX7219 Debug Matrix
  *
- * Add support for a low-cost 8x8 LED Matrix based on the Max7219 chip, which can be used as a status
- * display. Requires 3 signal wires. Some useful debug options are included to demonstrate its usage.
- *
- * Fully assembled MAX7219 boards can be found on the internet for under $2(US).
- * For example, see https://www.ebay.com/sch/i.html?_nkw=332349290049
+ * Add support for a low-cost 8x8 LED Matrix based on the Max7219 chip as a realtime status display.
+ * Requires 3 signal wires. Some useful debug options are included to demonstrate its usage.
  */
 //#define MAX7219_DEBUG
 #if ENABLED(MAX7219_DEBUG)
-  #define MAX7219_CLK_PIN   64  // 77 on Re-ARM       // Configuration of the 3 pins to control the display
-  #define MAX7219_DIN_PIN   57  // 78 on Re-ARM
-  #define MAX7219_LOAD_PIN  44  // 79 on Re-ARM
+  #define MAX7219_CLK_PIN   64
+  #define MAX7219_DIN_PIN   57
+  #define MAX7219_LOAD_PIN  44
+
+  //#define MAX7219_GCODE       // Add the M7219 G-code to control the LED matrix
+  #define MAX7219_INIT_TEST     // Do a test pattern at initialization (Set to 2 for spiral)
+  #define MAX7219_ROTATE     0  // Rotate the display clockwise (in multiples of +/- 90°)
 
   /**
    * Sample debug features
    * If you add more debug displays, be careful to avoid conflicts!
    */
   #define MAX7219_DEBUG_PRINTER_ALIVE    // Blink corner LED of 8x8 matrix to show that the firmware is functioning
-  #define MAX7219_DEBUG_STEPPER_HEAD  3  // Show the stepper queue head position on this and the next LED matrix row
-  #define MAX7219_DEBUG_STEPPER_TAIL  5  // Show the stepper queue tail position on this and the next LED matrix row
+  #define MAX7219_DEBUG_PLANNER_HEAD  3  // Show the planner queue head position on this and the next LED matrix row
+  #define MAX7219_DEBUG_PLANNER_TAIL  5  // Show the planner queue tail position on this and the next LED matrix row
 
-  #define MAX7219_DEBUG_STEPPER_QUEUE 0  // Show the current stepper queue depth on this and the next LED matrix row
+  #define MAX7219_DEBUG_PLANNER_QUEUE 0  // Show the current planner queue depth on this and the next LED matrix row
                                          // If you experience stuttering, reboots, etc. this option can reveal how
                                          // tweaks made to the configuration are affecting the printer in real-time.
 #endif

Marlin/src/config/examples/BIBO/TouchX/default/Configuration_adv.h

@@ -1662,27 +1662,28 @@
 /**
  * MAX7219 Debug Matrix
  *
- * Add support for a low-cost 8x8 LED Matrix based on the Max7219 chip, which can be used as a status
- * display. Requires 3 signal wires. Some useful debug options are included to demonstrate its usage.
- *
- * Fully assembled MAX7219 boards can be found on the internet for under $2(US).
- * For example, see https://www.ebay.com/sch/i.html?_nkw=332349290049
+ * Add support for a low-cost 8x8 LED Matrix based on the Max7219 chip as a realtime status display.
+ * Requires 3 signal wires. Some useful debug options are included to demonstrate its usage.
  */
 //#define MAX7219_DEBUG
 #if ENABLED(MAX7219_DEBUG)
-  #define MAX7219_CLK_PIN   64  // 77 on Re-ARM       // Configuration of the 3 pins to control the display
-  #define MAX7219_DIN_PIN   57  // 78 on Re-ARM
-  #define MAX7219_LOAD_PIN  44  // 79 on Re-ARM
+  #define MAX7219_CLK_PIN   64
+  #define MAX7219_DIN_PIN   57
+  #define MAX7219_LOAD_PIN  44
+
+  //#define MAX7219_GCODE       // Add the M7219 G-code to control the LED matrix
+  #define MAX7219_INIT_TEST     // Do a test pattern at initialization (Set to 2 for spiral)
+  #define MAX7219_ROTATE     0  // Rotate the display clockwise (in multiples of +/- 90°)
 
   /**
    * Sample debug features
    * If you add more debug displays, be careful to avoid conflicts!
    */
   #define MAX7219_DEBUG_PRINTER_ALIVE    // Blink corner LED of 8x8 matrix to show that the firmware is functioning
-  #define MAX7219_DEBUG_STEPPER_HEAD  3  // Show the stepper queue head position on this and the next LED matrix row
-  #define MAX7219_DEBUG_STEPPER_TAIL  5  // Show the stepper queue tail position on this and the next LED matrix row
+  #define MAX7219_DEBUG_PLANNER_HEAD  3  // Show the planner queue head position on this and the next LED matrix row
+  #define MAX7219_DEBUG_PLANNER_TAIL  5  // Show the planner queue tail position on this and the next LED matrix row
 
-  #define MAX7219_DEBUG_STEPPER_QUEUE 0  // Show the current stepper queue depth on this and the next LED matrix row
+  #define MAX7219_DEBUG_PLANNER_QUEUE 0  // Show the current planner queue depth on this and the next LED matrix row
                                          // If you experience stuttering, reboots, etc. this option can reveal how
                                          // tweaks made to the configuration are affecting the printer in real-time.
 #endif