Atari 400 Technical Reference Manual page 233

K5 ERRNO* (0049,lJ -- Error number
L. DISK UTILITY POINTER
Ll DSKUTL* (OOlA,2J -- Page-zero pointer variable
M. 'FLOATING POINT PACKAGE
See Section 8 for a description of the Floating Point Package.
I'll FRO [00D4,6J -- FP register 0
1'12 FRE* (OODA,6J -- FP register (internal)
1'13 FRI [00EO,6] -- FP register 1
1'14 FR2* [00E6,6] FP register 2 (internal)
1'15 FRX* [OOEC,I] -- Spare (unused)
1'16 EEXP* (OOED,l] -- Exponent value (internal)
1'17 NSIGN* (OOEE,l] Sign of mantissa (internal)
1'18
ESIGN* (OOEF,I]
--
Sign of exponent (internal)
1'19
FCHRFLG* [OOFO,lJ -- First character flag (internal)
1'110 DIGRT* (OOFl,1] -- Digits to right of decimal point
1'111
CIX [00F2, 1] -- Character index
1'112 INBUFF (OOF3,21
--
Input text buffer pointer
OPERATING SYSTEM C016555 -- Appendix L
248