other tweaks

Author: thinkyhead

Marlin/src/gcode/temp/M106_M107.cpp

@@ -76,7 +76,7 @@ void GcodeSuite::M106() {
     if (t > 0) return thermalManager.set_temp_fan_speed(pfan, t);
   #endif
 
-  const uint16_t dspeed = parser.seen_test('A') ? thermalManager.fan_speed[active_extruder] : 255;
+  const uint16_t dspeed = parser.seen_test('A') ? thermalManager.fan_speed[active_extruder] : 255U;
 
   uint16_t speed = dspeed;
 
@@ -91,7 +91,7 @@ void GcodeSuite::M106() {
   if (!got_preset && parser.seenval('S'))
     speed = parser.value_ushort();
 
-  speed = min(speed, (uint16_t) thermalManager.max_fan_speed);
+  TERN_(FOAMCUTTER_XYUV, speed = (speed * 255U) / 100U); // Get command in % of max heat
 
   #if ENABLED(EDITABLE_MAX_FAN_SPEED) || MAX_FAN_SPEED < 255
     // Set speed, with constraint < max_fan_speed