Summary： designspark,gerber
1.Output- Manufacturing Plots
2. Click Auto-Gen Plots. Design spark will add plots automatically.
3.Click gerber
4.Ok
5.Click Options.
6.Click Options.
7.Use RS-274X configuration.
8.Click NC Drill
9.OK
10. tick off all plots. We don't need them all actually, but to simplify the problem, just tick off all of them.
11. Sometimes there is no outline layer. We need to add it manually.
12. Set like this.
13.Run
14. Package them into zip/rar
