See Section 8 for a description of the Floating Point Package.
M1 FR0 [00D4,6] -- FP register M2 FRE* [00DA,6] -- FP register (internal) M3 FR1 [00E0,6] -- FP register M4 FR2* [00E6,6] -- FP register 2 (internal) M5 FRX* [00EC,1] -- Spare (unused) M6 EEXP* [00ED,1] -- Exponent value (internal) M7 NSIGN* [00EE,1] -- Sign of mantissa (internal) M8 ESIGN* [00EF,1] -- Sign of exponent (internal) M9 FCHRFLG* [00F0,1] -- First character flag (internal) M10 DIGRT* [00F1,1] -- Digits to right of decimal point M11 CIX [00F2,1] -- Character index M12 INBUFF [00F3,2] -- Input text buffer pointer M13 ZTEMP1* [00F5,2] –- Temporary storage M14 ZTEMP4* [00F7,2] –- Temporary storage M15 ZTEMP3* [00F9,2] –- Temporary storage N16 FLPTR [00FC,2] -- Pointer to FP number M17 FPTR2* [00FE,2] -- FP package use M18 LBPR1* [057E,1] -- LBUFF preamble M19 LBPR2* [057F,1] -- LBUFF Preamble M20 LBUFF [0580,96] -- Text buffer M21 PLYARG* [05E0,6] -- FP register (internal) M22 FPSCR/FSCR* [05E6,6] –- FP register (internal) M23 FPSCR1/SCR1* [05EC,6] -- FP register (internal) M24 DEGFLG/RADFLG [00FB,1] -- Degrees/radians flag
DEGFLG = 0 indicates radians, 6 indicates degrees.