Re: re:Re: suggested improvement for EMC

Ian

Ballendo is correct that you need to consider modal codes when you restart.
EMC does this by re-reading the program to the re-start point before it
begins.

From: ballendo@...

>Ian,

>It is usually easy to(programming perspective, here) "back up a few
>lines", BUT...

>With Gcode, MANY things are modal and will have been set by previous
>lines/blocks in the gcode. Any re-start from Nxxxx (previous line
>number) NEEDS to either "recall" these modal states, or; "re-run"
>through the program, quickly setting such modal flags/variables so
>that when the line requested is run, it will run as expected!

>Hope this helps.

>Ballendo

>>What would be the chances of being able to return to the start of
>>the last cut segment or, in other words, the last previous 'Gxxx'
>>instruction. This would probably then cut a bit of clear air before
>>hitting metal but should pick up cleanly.