fixed the st_synchronize. it would have continued if there is only the last move of the buffer being stepped.

2011-12-09 12:32:31 +01:00
parent 754d2d69b2
commit 61c943b4bf
2 changed files with 15 additions and 10 deletions
--- a/Marlin/planner.h
+++ b/Marlin/planner.h
@ -130,4 +130,14 @@ FORCE_INLINE block_t *plan_get_current_block()
  block->busy = true;
  return(block);
 }
+
+// Gets the current block. Returns NULL if buffer empty
+FORCE_INLINE bool blocks_queued() 
+{
+  if (block_buffer_head == block_buffer_tail) { 
+    return false; 
+  }
+  else
+    return true;
+}
 #endif