## Index **!-0**\ .nxmod ........................................ 154\ .playpt3 ....................................... 154\ PLOT ........................................... 117\ %RND ...................................... 64,65,66\ %symbol ........................................ 42\ %@ ............................................. 110\ ( TO ) ......................................... 49\ .nexload ....................................... 154\ \> .............................................. 71\ 4-bit .......................................... 102\ 5 Out of screen, 0:1 ......................... 83,85\ 512 colours ..................................... 95\ 8-bit ....................................... 95,101\ 9-bit ....................................... 95,101 **A**\ ABS ......................................... 56,58,59\ ACS ......................................... 60,62,63\ Alternative Character Sets ...................... 79\ anchor sprite ................................... 136\ AND ....................................... 38,44,71,72,73\ Animating Sprites ........................... 132,133\ arccosine ....................................... 62\ arcsine ......................................... 62\ arctangent ...................................... 62\ arguments .................................... 52,58\ array of pointers ................................ 97\ array variable ................................... 67\ Arrays ....................................... 67,68,69,70\ ASCII ........................................ 49,74\ ASN ......................................... 60,62,63\ assignment ....................................... 5\ AT ................................ 82,83,84,89,90,92,113,120\ ATN ......................................... 60,62,63\ ATTR ....................................... 108,112\ attribute cell ............................... 96,100\ Automatic sprite movement .................. 137,138 **B**\ B Integer out of range .......................... 146\ BANK ........................ 30,43,80,97,109,110,126\ BANK ERASE ...................................... 98\ BANK DPEEK ...................................... 59\ BANK PEEK ....................................... 59\ BANK USR ........................................ 59\ BANK USR$ ....................................... 59\ BANK LAYER ..................................... 128\ BANK POKE ................................ 97,120,130\ BANK PROC ....................................... 30\ BANK RESTORE .................................... 36\ base10 logarithms ............................... 61\ Batching ....................................... 137\ BEEP .......................... 19,125,144,145,146,147,155\ BIN ....................................... 59,75,76,110,141\ Binary .......................................... 41\ bitmask ......................................... 93\ Bitwise AND ..................................... 44\ Bitwise operators [?], >>, &, |, -, -| ........ 37, 38\ Bitwise OR ...................................... 45\ bitwise XOR ..................................... 45\ Bitwise, relational and logical operators ....... 37\ BORDER ................................... 105,106,107\ bounding box .................................... 139\ Branching ....................................... 27\ BREAK ........................................ 25,90\ BRIGHT ................... 100,102,105,106,109,115,120 **C**\ CAPS SHIFT ................................... 74,90\ Channel selection .............................. 153\ Channels ....................................... 123\ Character Graphics mode ......................... 97\ character matrix ................................ 82\ CHARS system variable ........................... 80\ CHR$ ......................................... 74,76,92\ CIRCLE .................... 88,113,114,115,116,120\ circumference ................................... 62\ CLEAR ........................................ 89,114\ Clipping windows ............................ 118,140\ CLS ....................................... 89,114,141\ CODE ............................................ 74\ COL\_FILE2 ....................................... 99\ collision detection ............................ 139\ Colour attribute display ........................ 98\ Colour clash ................................. 99,100\ colour resolution ............................... 96\ COLOUR\_FILE ..................................... 99\ Colours .................. 95,96,97,98,99,100,101,102,103,\ 104,105,106,107,108,109,110,111,112\ Comments ....................................... 153\ composite sprite ............................... 136\ conditional expression .......................... 73\ conditional selection ........................... 36\ Conditions .................................. 71,72,73\ CONTINUE ........................................ 23\ control characters .............................. 76\ control codes .......................... 76, 82,83,92\ control variable ................................ 22\ coordinate system ............................... 84\ Coordinate Systems .............................. 81\ Copper ...................................... 121,142\ COS ......................................... 60,62,63\ COT ............................................. 63