'Kay, i guess, i'll have to explain from scratch. I'm newbie, it's my first Factorio world, and my factory does not have any kind of Main Bus. I just was inspired by RAM configuration, so called main IN-OUT buses. My idea:
6 Cells, no matter how many chests in them. Loading cells from #0 to #5 ...

Wellp, I failed to adapt your method to my installation... Can you debug it? (Cells 5-6 were testing with your method)
0eNrtXetuG7vVfRf9LOxieCeDti9SHBiKNTkRKkuGJKcNDvwAfZC+2Pckn8aW7DlDcmYteuJMZP1JENnZ4mXfuPda5B+zz6uH+n67XO9nn/6YLW83693s0z//mO2Wv6/nq+az/ff7evZpttzXd7Or2Xp+1/xrv52vd ...

Thx for reminding about Lua console. After looking at your build in-depth i've figured out, how it works (yep, I'm a Slowpoke), I'll try it on my cellular system (I guess, arithmetic combinator and two deciders on each cell), I'll post on progress.

Can you make this w/o mods? Just playing vanilla....

Well, I've read this and this , but not quite sure, how to use them on my "cellular" storage... And, yea, i'm talking about unloading, not filling. I may told not quite correct thing, I wanted more like this: This thing fills cells one by one, and what i want is to unload them in opposite order. 1 ...

Hey guys, I've been thinking about this problem, and google'ed it, but haven't found anything.
Trouble
I have some amount of chests (presume: 4 steel chests), filled with item (uran, c1=15, c2=2, c3=52, c4=2400), and i need to enable output inserter at chest with lowest count of items. In program ...