Character buffers

The character buffers occupy bytes 96-127 in pages 152-172.

Page Address Character Page Address Character Page Address Character
152 39008 Little boy no. 1 159 40800 Little boy no. 8 166 42592 MR CREAK
153 39264 Little boy no. 2 160 41056 Little boy no. 9 167 42848 BOY WANDER
154 39520 Little boy no. 3 161 41312 Little boy no. 10 168 43104 ANGELFACE
155 39776 Little boy no. 4 162 41568 Little boy no. 11 169 43360 EINSTEIN
156 40032 Little boy no. 5 163 41824 MR WACKER 170 43616 BOY WANDER's pellet
157 40288 Little boy no. 6 164 42080 MR ROCKITT 171 43872 ERIC's pellet
158 40544 Little boy no. 7 165 42336 MR WITHIT 172 44128 ERIC

The bytes in each character buffer are used as follows:

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 interruptible subcommand is terminated (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