Commodore Plus 4 - Page 456

Index
HOME command (spreadsheet), 130
Hunt (H) command, 232
IB command (word processor), 106
ID command (built-in programs), 106, 130-131
IFTRUE (spreadsheet), 121, 131-132, 140
IF ... GOTO .. . ELSE, 49-50
IF .. .THEN ... ELSE, 50-51
IL command (word processor), 106-107
Immediate mode, 294
INC instruction, 263
Indexed indirect mode, 297
Indirect indexed mode, 296-297
Indirect mode, 295
Initializing a disk, 106, 130-131, 333-334
INPUT, 52
INPUT#, 52-53
Input/output operations, STatus, 90
Insert mode
automatic, 159-160
manual, 154, 155, 158
Inserting
blocks of text (word processor), 106
columns (spreadsheet), 125
lines (BASIC), 160
lines (word processor), 106-107
rows (spreadsheet), 138
INSTR, 53-54, 168
Instruction set, 241-292
INT, 54
INteger format (spreadsheet), 132
Integer variables, 3-4
Interrupts, 251-252, 245-255, 281-282, 297-303
Interval timer, 93-94
INX instruction, 264
INY instruction, 265
IOBASE, 316
IOINIT, 306
JMP instruction, 265-266
JSR instruction, 266-267
JOY, 54-55
Joystick readings, 55
Joysticks, 54-55, 390-393
Justification (word processor), 113, 115, 116, 132,
138
KEY command, 55-56
Keyword, 1
L (load) command, 232-233
LDA instruction, 267-268
LDX instruction, 268-269
LDY instruction, 269-270
LEFTS, 56-57, 167, 168
LEFTJ (word processor), 132
LEN, 57, 167-168
LET, 58
LF command (built-in programs), 107, 132-133
Line length (BASIC), 10,152
Lines per page (PAGELEN, word processor), 117
LINKFILE (word processor), 101, 108-109, 115
Linking word processor files, 101, 108-109, 115
LIST, 58
LISTing to the printer, 24-25
LISTN, 309
LOAD, 59-60, 324-325, 362
Load (L) command, 232-233
Load (machine language), 232-233, 351-352, 362,
366-367
Loading programs
cassette tapes, 59, 362
disks, 59-60,324-325,351-352
built-in software, 98, 107-108, 132-133
LOADSP, 313
LOCATE, 60-61
LOG, 61
Logarithms, 61, 173
Logical operators, 6-10
Loops
DO ... WHILE/UNTIL . . . EXIT . . . LOOP,
34-36
FOR ... TO ... NEXT command sequence,
40-42
LSR instruction, 270-271
Luminance, 25-27, 81-82, 186-188
M (memory) command, 233-234
Machine language
close, 311, 355, 359, 368, 377-378, 389
data files, 354, 368
datassette, 364-371
diskdrive, 350-360
examining a program (disassemble), 230-231
executing programs, 91-92
function key definitions, 171-172
get, 355-358,369-371,390
graphics, 219-226
joysticks, 392-393
loading, 232-233, 351-352, 362, 366-367
monitor, 62, 405
music, 178-180
open, 310-311, 354, 358, 368, 377, 389