spec - Local Sector 7 web page

Orientation matrix, 168–68Output devices, commands for saving to, 132Output files, controlling, 81Pp (print) macro, 14, 125, 128pa (parameters) macro, 143PAGER built-in variable, 58Parse tree, 45–46, 63Parser,grammar rules of, 45PC platformsenabling I/O ports on, 200Pheader macro, 148, 149, 160Phi-Fixed geometry mode, 170, 172PI built-in variable, 18, 58pl (plane) macro, 135Plabel macro, 148, 149, 160plot macro, 142, 142, 161plot.mac file, 123plot_cntl() function, 68, 110plot_move() function, 68, 113plot_range() function, 68, 110, 113plot_res macro, 123, 142Plottingfunctions, 106–17macros, 142–42scans, 13, 41Points, maximum number of data, 106port_get() function, 68, 98port_getw() function, 68, 98port_put() function, 68, 98port_putw() function, 68, 98Pout macro, 148, 149pow() function, 68, 118powder.mac file, 123prcmd macro, 132prdef command, 23, 26, 50, 68, 90print command, 14, 55, 68, 82, 86Printercontrolling output to, 17–18initialization macros, 153selecting, 6setting top-of-form position on, 7printf() function, 17–18, 22, 68, 82, 86, 139Printing, formatted, 17–18, 86Propagation of errors formalism in scans.4, 40pts (points) macro, 13, 142pwd (print working directory) macro, 127QQ[]built-in variable, 59four-circle coordinate variables stored in, 31, 175qcomment macro, 125, 132qdo macro, 26, 123, 130qdofile() function, 25, 68, 84Rr2d2.src file, 123rad() function, 68, 119rand() function, 68, 118rdef command, 45, 68, 90–93read_motors() command, 68read_motors() function, 56, 101, 105README files for up-to-date information ondevices supported in the config file, 204drivers currently available, 193reconfig command, 30, 68, 99reflex macro, 181reflex_beg macro, 180reflex_end macro, 182Relational operators, 14, 59–62resume macro, 145, 160ROWS built-in variable, 58rplot_res macro, 142RS-232 (serial) interface, 3, 34hardware functions, 97–97RToT_0 macro, 152SS[]accessing contents of scalers through, 32as built-in variable, 58loading, 100S_NA[], identifying scaler through, 32savcmd macro, 132save macro, 133–34savegeo macro, 133, 134saveusr macro, 133, 134savmac macro, 124, 132savstate command, 68, 80Scaler channel assignments, 140Scan header, 13, 35–36, 148, 154, 157Scan typesabsolute-position motor, 12, 146powder-averaging, 102, 148reciprocal space, 12–12, 147relative-position motor, 12, 146temperature, 148Scan(s)aborting, 13, 145, 159built of macros, 12grid, 147invocation syntax, 145macros, 145–49, 154–61merging in scans.4, 38motor, 146, 156274 INDEX INTERIM WORK-IN-PROGRESS (8/16/01) NOT FOR GENERAL DISTRIBUTION