Apply minimum C in M303 (#13113)

Apply minimum `C` in `M303`. `PID_autotune()` needs to be called with a 'C'ycles-parameter >2 to give meaningful (different from 0) PID-factors. Therefore silently raise C to 3. Fixing one aspect of #13104
2019-02-10 10:54:45 +01:00
parent 5a316664e5
commit 0e37fe8776
2 changed files with 4 additions and 2 deletions
--- a/Marlin/src/gcode/temperature/M303.cpp
+++ b/Marlin/src/gcode/temperature/M303.cpp
@ -32,7 +32,7 @@
 *
 *       S<temperature> sets the target temperature. (default 150C / 70C)
 *       E<extruder> (-1 for the bed) (default 0)
- *       C<cycles>
+ *       C<cycles> Minimum 3. Default 5.
 *       U<bool> with a non-zero value will apply the result to current settings
 */
 void GcodeSuite::M303() {