DISPLAY: main display status display stack registers display DISPLAY FORMAT: float (fixed, scientific) integer (hex, dec, oct, bin) LOGIC: Reverse Polish Notation STACK LEVELS: 4 and Last-X DATA REGISTERS: 203 bytes INDEX REGISTER: RI MATH OPERATORS (FLOAT): ÷, x, +, - 1/x, √ abs ARITHMETIC/BIT MANIPULATIONS (INTEGER): ÷, x, +, -, √, rmd double div, double mul, double rmd mask, shift, arithmetic shift rotate, rotate through carry and, or, xor, not left justification bit summation, abs set bit, clear bit RADIX/COMPLEMENT: hex, dec, oct, bin 1's complement 2's complement unsigned VARIABLE WORD SIZE: yes (1 to 64) FLAGS: 3 user flags carry (C) out-of-range (G) leading zero display float <-> integer modes stack conversion PROGRAMMING: 999 program steps 7 flags 12 conditional tests 7 subroutine levels indexed looping label addressing indirect label addressing pause insert delete single step
