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diff --git a/gerber.md b/gerber.md deleted file mode 100644 index 865d177..0000000 --- a/gerber.md +++ /dev/null @@ -1,73 +0,0 @@ - -# Gerber (RS-274X or Extended Gerber) is a bilevel, resolution independent image format. - -# // graphic objects -# // draw: line segment, thickness, round or square line endings. (solid circle and rectangule apertures only) -# // arc: circular arc, thickness, round endings. (solid circle standard aperture only) -# // flash: replication of a given apertura (shape) -# // region: are defined by a countour (linear/arc segments.) -# -# // draw/arc: can have zero length (just flash the aperture) -# // flash: any aperture can be flashed -# -# // operation codes operates on coordinate data blocks. each operation code is for one coordinate data block pair and vice-versa. -# // D01: stroke an aperture from current point to coordinate pair. region mode off. lights-on move. -# // D02: move current point to this coordinate pair -# // D03: flash current aperture at this coordinate pair. -# -# // graphics state -# // all state controlled by codes and parameters, except current point -# // -# // state fixed? initial value -# // coordinate format fixed undefined -# // unit fixed undefined -# // image polarity fixed positive -# // steps/repeat variable 1,1,-,- -# // level polarity variable dark -# // region mode variable off -# // current aperture variable undefined -# // quadrant mode variable undefined -# // interpolation mode variable undefined -# // current point variable (0,0) -# -# // attributes: metadata, both standard and custom. No change on image. -# -# // G01: linear -# // G04: comment -# // M02: end of file -# // D: select aperture -# // G75: multi quadrant mode (circles) -# // G36: region begin -# // G37: region end -# -# // [G01] [Xnnfffff] [Ynnffff] D01* -# -# // ASCII 32-126, CR LF. -# // * end-of-block -# // % parameer delimiter -# // , field separator -# // <space> only in comments -# // case sensitive -# -# // int: +/- 32 bit signed -# // decimal: +/- digits -# // names: [a-zA-Z_$]{[a-zA-Z_$0-9]+} (255) -# // strings: [a-zA-Z0-9_+-/!?<>”’(){}.\|&@# ]+ (65535) -# -# // data block: end in * -# // statement: one or more data block, if contain parameters starts and end in % (parameter statement) -# // statement: [%]<Data Block>{<Data Block>}[%] -# // statements: function code, coordinate data, parameters -# -# // function code: operation codes (D01..) or code that set state. -# // function codes applies before operation codes act on coordinates -# -# // coordinate data: <Coordinate data>: [X<Number>][Y<Number>][I<Number>][J<Number>](D01|D02|D03) -# // offsets are not modal -# -# // parameter: %Parameter code<required modifiers>[optional modifiers]*% -# // code: 2 characters -# -# // parameters can have line separators: %<Parameter>{{<Line separator>}<Parameter>}% -# -# // function code: (GDM){1}[number], parameters: [AZ]{2}
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