TMC2130 stallguard homing - sg_thrs_x and sg_thrs_y - command M916, lcd_silent_mode_set_tune

Firmware/Marlin_main.cpp

@@ -5516,7 +5516,7 @@ case 404:  //M404 Enter the nominal filament width (3mm, 1.75mm ) N<3.0> or disp
     }
     break;
 
-	case 913: // M912 Print TMC2130 currents
+	case 913: // M913 Print TMC2130 currents
     {
 		tmc2130_print_currents();
     }
@@ -5534,6 +5534,17 @@ case 404:  //M404 Enter the nominal filament width (3mm, 1.75mm ) N<3.0> or disp
 		tmc2130_mode = TMC2130_MODE_SILENT;
 		tmc2130_init();
     }
+    break;
+
+	case 916: // M916 Set sg_thrs
+    {
+		if (code_seen('X')) sg_thrs_x = code_value();
+		if (code_seen('Y')) sg_thrs_y = code_value();
+		MYSERIAL.print("sg_thrs_x=");
+		MYSERIAL.print(sg_thrs_x, DEC);
+		MYSERIAL.print(" sg_thrs_y=");
+		MYSERIAL.println(sg_thrs_y, DEC);
+    }
     break;
 
     case 350: // M350 Set microstepping mode. Warning: Steps per unit remains unchanged. S code sets stepping mode for all drivers.

Firmware/tmc2130.cpp

@@ -24,6 +24,9 @@ uint8_t tmc2130_LastHomingStalled = 0;
 
 uint8_t sg_homing_axis = 0xff;
 uint8_t sg_homing_delay = 0;
+uint8_t sg_thrs_x = TMC2130_SG_THRS_X;
+uint8_t sg_thrs_y = TMC2130_SG_THRS_Y;
+
 
 //TMC2130 registers
 #define TMC2130_REG_GCONF      0x00 // 17 bits
@@ -117,6 +120,7 @@ void tmc2130_init()
 
 bool tmc2130_update_sg()
 {
+#if (defined(TMC2130_SG_HOMING) && defined(TMC2130_SG_HOMING_SW))
 	if ((sg_homing_axis == X_AXIS) || (sg_homing_axis == Y_AXIS))
 	{
 		uint8_t cs = tmc2130_cs[sg_homing_axis];
@@ -146,6 +150,7 @@ bool tmc2130_update_sg()
 		tmc2130_axis_stalled[X_AXIS] = false;
 		tmc2130_axis_stalled[Y_AXIS] = false;
 	}
+#endif
 	return false;
 }
 
@@ -178,6 +183,7 @@ void tmc2130_home_enter(uint8_t axis)
 {
 	MYSERIAL.print("tmc2130_home_enter ");
 	MYSERIAL.println((int)axis);
+#ifdef TMC2130_SG_HOMING
 	uint8_t cs = tmc2130_cs[axis];
 	sg_homing_axis = axis;
 	sg_homing_delay = 0;
@@ -185,22 +191,28 @@ void tmc2130_home_enter(uint8_t axis)
 	tmc2130_axis_stalled[Y_AXIS] = false;
 	//Configuration to spreadCycle
 	tmc2130_wr(cs, TMC2130_REG_GCONF, 0x00000000);
-	tmc2130_wr(cs, TMC2130_REG_COOLCONF, ((axis == X_AXIS)?TMC2130_SG_THRS_X:TMC2130_SG_THRS_Y) << 16);
+	tmc2130_wr(cs, TMC2130_REG_COOLCONF, ((axis == X_AXIS)?sg_thrs_x:sg_thrs_y) << 16);
 	tmc2130_wr(cs, TMC2130_REG_TCOOLTHRS, TMC2130_TCOOLTHRS);
+#ifndef TMC2130_SG_HOMING_SW
+	tmc2130_wr(cs, TMC2130_REG_GCONF, 0x00000080); //stallguard output to DIAG0
+#endif
+#endif
 }
 
 void tmc2130_home_exit()
 {
-	MYSERIAL.println("tmc2130_home_exit");
+	MYSERIAL.println("tmc2130_home_exit ");
+	MYSERIAL.println((int)sg_homing_axis);
+#ifdef TMC2130_SG_HOMING
 	if ((sg_homing_axis == X_AXIS) || (sg_homing_axis == Y_AXIS))
 	{
 		if (tmc2130_mode == TMC2130_MODE_SILENT)
-		{
-			// Configuration back to stealthChop
-			tmc2130_wr(tmc2130_cs[sg_homing_axis], TMC2130_REG_GCONF, 0x00000004);
-		}
+			tmc2130_wr(tmc2130_cs[sg_homing_axis], TMC2130_REG_GCONF, 0x00000004); // Configuration back to stealthChop
+		else
+			tmc2130_wr(tmc2130_cs[sg_homing_axis], TMC2130_REG_GCONF, 0x00000000);
 		sg_homing_axis = 0xff;
 	}
+#endif
 }
 
 extern uint8_t tmc2130_didLastHomingStall()

Firmware/tmc2130.h

@@ -9,7 +9,8 @@ extern uint8_t tmc2130_current_r[4];
 //flags for axis stall detection
 extern uint8_t tmc2130_axis_stalled[4];
 
-//extern uint8_t sg_homing_delay;
+extern uint8_t sg_thrs_x;
+extern uint8_t sg_thrs_y;
 
 #define TMC2130_MODE_NORMAL 0
 #define TMC2130_MODE_SILENT 1
@@ -27,11 +28,12 @@ extern void tmc2130_home_exit();
 //
 extern uint8_t tmc2130_didLastHomingStall();
 
-//set holding current for any axis (G911)
+//set holding current for any axis (M911)
 extern void tmc2130_set_current_h(uint8_t axis, uint8_t current);
-//set running current for any axis (G912)
+//set running current for any axis (M912)
 extern void tmc2130_set_current_r(uint8_t axis, uint8_t current);
-//print currents
+//print currents (M913)
 extern void tmc2130_print_currents();
 
+
 #endif //TMC2130_H

Firmware/ultralcd.cpp

@@ -3852,6 +3852,10 @@ static void lcd_autostart_sd()
 static void lcd_silent_mode_set_tune() {
   SilentModeMenu = !SilentModeMenu;
   eeprom_update_byte((unsigned char*)EEPROM_SILENT, SilentModeMenu);
+#ifdef HAVE_TMC2130_DRIVERS
+	tmc2130_mode = SilentModeMenu?TMC2130_MODE_SILENT:TMC2130_MODE_NORMAL;
+	tmc2130_init();
+#endif //HAVE_TMC2130_DRIVERS
   digipot_init();
   lcd_goto_menu(lcd_tune_menu, 9);
 }