The character buffers occupy bytes 96-127 in pages 152-172.
| Byte(s) |
Contents |
| 96 |
Animatory state |
| 97,98 |
Location (y,x) |
| 99 |
LSB of the primary command routine address (see 25126) |
| ERIC's post-midstride animatory state (see 25856, 25916) |
| 100 |
MSB of the primary command routine address (see 25126) |
| ERIC's post-midstride y-coordinate (see 25856, 25916) |
| 101 |
Destination y-coordinate (see 27090) |
| Walkabout event identifier (see 25303) |
| ERIC's post-midstride x-coordinate (see 25856, 25916) |
| 102 |
Destination x-coordinate (see 27090) |
| ERIC's animatory state before he started firing the catapult, hitting, or jumping (see 62574) |
| 103 |
Number of mini-walkabouts remaining (see 27453) |
| 104 |
Message repetition delay counter (see 63488) |
| 105,106 |
Interruptible subcommand routine address (see 25126) |
| 107 |
LSB of the address of the next character in the message being written on a blackboard or spoken (see 28882) |
| Walkabout destination x-coordinate (see 27442) |
| x-coordinate increment to use while chasing ERIC (see 31739, 31768) |
| Number of movements remaining to ascend or descend the staircase (see 25488, 25534) |
| Number of movements remaining to wipe the blackboard (see 29160) |
| Intermediate destination x-coordinate (see 25404) |
| 108 |
MSB of the address of the next character in the message being written on a blackboard or spoken (see 28882) |
| y-coordinate increment to use while chasing ERIC (see 31739, 31768) |
| x-coordinate of the next column of the board to wipe (see 29160) |
| Number of paces remaining until the next command list restart request check (see 25404) |
| 109 |
LSB of the address of the next character in the submessage being written on a blackboard or spoken (see 28882) |
| y-coordinate of the top row of the blackboard being wiped (see 29160) |
| 110 |
MSB of the address of the next character in the submessage being written on a blackboard or spoken (see 28882) |
| 111,112 |
Uninterruptible subcommand routine address (see 25126) |
| 113 |
Counter determining how much longer the character will stay down after being punched (see 28569), hit by a catapult pellet (see 27932), knocked out of a chair (see 27733), or tripped up by a stampeding kid (see 27126) |
| Distance remaining for the pellet to travel (see 27932) |
| ANGELFACE's pre-punch animatory state (see 28446, 28642) |
| BOY WANDER's pre-fire animatory state (see 28716, 28786) |
| 114 |
Pre-knockout animatory state (see 27206) |
| 115,116 |
Unused |
| 117,118 |
Address reached in the command list |
| 119,120 |
Start address of the command list |
| 121 |
Unused (always 0, but checked by 25126) |
| 122 |
Various flags; initially populated by 26880 with 0 for kids, 16 (bit 4 set) for teachers, and 32 (bit 5 set) for catapult pellets
| Bit(s) |
Meaning if set |
| 0 |
Restart the command list at the next opportunity if bit 1 is reset (see 25126) |
| 1 |
Always reset |
| 2-3 |
Unused |
| 4 |
Character is a teacher (checked by 25367) |
| 5 |
Character is walking fast continuously (set for pellets and stampeding boys; see 27246) |
| 6 |
Character is walking slowly continuously (always reset, but checked by 25367) |
| 7 |
Character is walking slowly (see 25266) |
|
| 123 |
Walking speed change delay counter (see 25266, 32234, 32242, 64016) |
| 124,125 |
Continual subcommand routine address (see 25126); set to 25247 initially by 26880 |
| 126,127 |
Unused |