Click "Edit/Stop" (red) to enter normal edit mode. Use the "Add" menu to select gates. Drag gates to position. Use "Tools > Line Tool" to connect gates. Right-click gates/lines for options (Delete, Duplicate, etc.).
Edit Mode (Values - Orange Button):
Click "Edit/Stop" again to toggle to orange (values mode). Click Inputs to toggle their values (0/1). Right-click gates/lines for options (Delete, Duplicate, Set Delay/Clock Time, Rename Group, Add/Edit Speech Bubble, etc.). Click and drag the red circle on a line to add/move a bend point (only available/visible when auto-organize is off).
Run Mode (Green Button):
Click "Run" (green) to simulate. Click Inputs to toggle values. Right-click is disabled. Editing is disabled.
Line Tool:
Select "Tools > Line Tool". Click one gate (start). A dashed blue line follows the cursor. Click a second gate (end) to connect. Connections go from first click to second, *unless* second click is an OUTPUT gate (then OUTPUT is start). Invalid connections (to INPUT, OUTPUT to OUTPUT/INPUT, self) are blocked. Right-click or Esc cancels the current line draw.
Select Tool:
Select "Tools > Select Tool". Drag to select items. Use box buttons or keyboard (Del, Ctrl+D) in *any* Edit mode. Esc/click outside deselects.
Label Tool:
Select "Tools > Label Tool". Blue circles appear. Click a circle on a gate/group to add/edit a speech bubble. Click a circle next to a line to add/edit simple text near the line. Use sidebar checkbox to toggle speech bubble visibility.
Clock Input: A high (1) signal into a Clock pauses it at its current state. A low (0) or no signal allows it to run normally.
Saving/Loading: Use the "File" menu. Saves manual bends; auto-bends are saved as straight.
Auto Line Organization: Use the sidebar checkbox. Toggles simple right-angle bends. Disables manual bending when checked.