force_move: Provide defaults for SET_KINEMATIC_POSITION parameters

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>

1 files changed, 9 insertions, 7 deletions

diff --git a/docs/G-Codes.md b/docs/G-Codes.md
index c97e77df..8ca4440c 100644
--- a/docs/G-Codes.md
+++ b/docs/G-Codes.md
@@ -195,10 +195,12 @@ section is enabled:
   low-level kinematics in an incorrect state; issue a G28 afterwards
   to reset the kinematics. This command is intended for low-level
   diagnostics and debugging.
-- `SET_KINEMATIC_POSITION X=<value> Y=<value> Z=<value>`: Force the
-  low-level kinematic code to believe the toolhead is at the given
-  position. This is a diagnostic and debugging command; use
-  SET_GCODE_OFFSET and/or G92 for regular axis transformations.
-  Setting an incorrect or invalid position may lead to internal
-  software errors. This command may invalidate future boundary checks;
-  issue a G28 afterwards to reset the kinematics.
+- `SET_KINEMATIC_POSITION [X=<value>] [Y=<value>] [Z=<value>]`: Force
+  the low-level kinematic code to believe the toolhead is at the given
+  cartesian position. This is a diagnostic and debugging command; use
+  SET_GCODE_OFFSET and/or G92 for regular axis transformations. If an
+  axis is not specified then it will default to the position that the
+  head was last commanded to. Setting an incorrect or invalid position
+  may lead to internal software errors. This command may invalidate
+  future boundary checks; issue a G28 afterwards to reset the
+  kinematics.