Directory of image this file is from
This file as a plain text file

[A PSEUDO RANDOM NUMBER GENERATOR
[FOR THE LINC-8 COMPUTER.
[MAY BE LOADED INTO ANY LMB
[ENTERED BY--
[LDAi
[X    WHERE X IS OCTAL NUMBER OF 
[LMB WHERE MAIN PROGRAM RESIDES
[LMB N   WHERE N IS LMB CONTAINING
[RANDOM NUMBER GENERATOR
[JMP 20
[RETURNS TO MAIN PROGRAM,WHICH MAY RESIDE 
[IN ANY LMB, WITH RANDOM NUMBER IN ACCUMULATOR
[8-20-69 M. F. LEWIS, W. M. WEBBER, J. E. DOYLE
$20
STC A31Q  
ADD 0
STC A36Z
CLR
ADD A33R
ROLi 1
BCL 
A32K
STC A34T
ADD A32R
BCL
A31K
STC A33A
ADD A34T
STC A35T
JMP A31A
ROLi 5
STC A32T
[MOST SIGNIFICANT 12 BITS
[GOES INTO 2T
[LINK SHOULD BE ZERO.
ADD A33R
BCL
A31K
ROLi 5
STC A33A
ADD A32R
STC A35T
JMP A31A
STC A33T
[MIDDLE 12 BITS INTO 3T
LZE
JMP A32A
#A32B   NOP
CLR
ADD A33R
ROLi 1
STC A31Z [SAVE ACCUMULATOR
LZE
JMP A32C
#A32D   CLR [CLEAR LINK
ADD A31Z [RESTORES ACCUMULATOR
STC A33A
ADD A33R
STC A35T
JMP A31A
STC A33R
ADD A32R
ROLi 1
LZE
JMP A32F
#A32G   NOP
STC A32Z [SAVE ACCUMULATOR
CLR [CLEAR LINK
ADD A32Z [RESTORES ACCUMULATOR
STC A33A
ADD A33T
STC A35T
JMP A31A
STC A32R
ADD A31R
ROLi 1
STC A33A
ADD A31R
STC A35T
JMP A31A
STC A33A
ADD A32T
STC A35T
JMP A31A
STC A31R
ADD A36Z
STC 0
ADD A31Q
ADAi
0600
STC p+2
ADD A31R
0  [CONTAINS LMB N
JMP 0 [EXIT FROM GENERATOR
#A32A   BCLi
7777 [MAKE SURE ACCUMULATOR IS CLEAR, BUT LEAVE LINK ALONE.
ADD A32T
STC A33A
ADD A31T
STC A35T
JMP A31A
STC A32T
JMP A32B
#A32C   ADD A33T
STC A33A
ADD A31T
STC A35T
JMP A31A
STA
A33T
AZE [IS ACCUMULATOR ZERO
JMP A32D
APO
JMP A32D
BCLi
7777 [CLEAR ACCUMULATOR
ADD A32T
STC A33A
ADD A31T
STC A35T
JMP A31A
STC A32T
JMP A32D
#A32F   STC A34Z [SAVE ACCUMULATOR
ADD A32T
STC A33A
ADD A31T
STC A35T
JMP A31A
STC A32T
ADD A34Z [RESTORE ACCUMULATOR
JMP A32G
#A31A   STC A34A [ZERO 4A
LZE [IF LINK NOT = 0
ADD A33K [MAKE 4A = 1
STC A34A [LINK COMPLEMENT TRIGGER
CLR [CLEAR AC AND LINK
ADD A35T
LAMi
#A33A   0000
ROLi 1 [GET LINK
BCOi [IF LINK =1, ADD ENTRY
#A34A   0000 [COMPLEMENT-- OR ELSE NO COMPLEMENT
RORi 1
LDA
A33A
JMP 0
[CONSTANTS
#A33K   0001
#A31K   7600
#A32K   0377
[TEMP. STORAGE
#A31T   0001
#A32T   0000
#A33T   0000
#A34T   0000
#A35T   0000
#A31Z   0000
#A32Z   0000
#A33Z   0000
#A34Z   0000
#A36Z   0000
#A31Q   0000
[RANDOM NUMBER--
#A31R   0000 [MOST SIG. 12 BITS
#A32R   0000
#A33R   0001 [LEAST SIG. 12 BITS.
[RAND 8-20-69
[
[
[ENTRIES INTO Q+A FROM MAIN
$245
[1 ST Q+A
JMP A39O
2476 [Q 1
2616 [A 1
LMB 1
JMP 47[OUT OF Q+A
[2 ND Q+A
JMP A39O
2010 [Q 2
2105 [A 2
LMB 1
JMP 264 [OUT OF Q+A
[3 RD Q+A
JMP A39O
2112 [Q 3
2241 [A 3
LMB 1
JMP 315 [OUT OF Q+A
[4 TH Q+A
JMP A39O
2342 [Q 4
2416 [A 4
LMB 1
JMP 321 [OUT OF Q+A
[5 TH Q+A
JMP A39O
2463 [Q 5
2471 [A 5
LMB 1
JMP 325 [OUT OF Q+A
[Q+A FOR VER11TW1
JMP A39O
2600 [Q VER11TW1
2764 [A VER11TW1
LMB 1
JMP 53 [OUT OF Q+A
[Q+AR
$310
#A39O   LDAi
2
ADD 0
STAi
0
ADD p+133
STC 1
LDA 1
ADD p+170
STC p+35
LDAi 1
STC p+26
STC 6
SET 3
p+23
SET 4
p+26
JMP p+125
JMP p+3
JMP p+14
JMP p-3
STH 3
LDHi 4
COM
STC 6
ADD p+202
LDHi 3
XSKi 6
JMP p-2
LDHi 3
JMP p-15
STH 3
SETi 4
0
LDAi
376
STC p+12
SETi 3
0
SET 5
p-7
SETi 1
5
LDAi
-40
ADMi
0
LDHi 3
JMP p+67
JMP p+303
JMP p+17
SHDi
1200
JMP p-14
JMP p+71
JMP p-10
JMP p+67
SROi
0
DIS 1
LDHi 5
JMP p+52
JMP p-17
JMP p-20
JMP p-10
KST
JMP p-40
KBD
SETi 2
p+233
SHD 2
JMP p+121
SHDi 2
JMP p-105
XSK 6
JMP p-51
SHDi 2
JMP p+20
SHDi 2
JMP p+131
SHDi 2
JMP p+21
JMP p+25
JMP p-106
JMP p-62
STC p+5
JMP p+20
JMP p+50
JMP p+47
LDAi
0
STH 4
JMP p-72
LDH 4
JMP p+11
JMP p-75
-6002
JMP p+36
JMP p+4
JMP p-101
JMP p-104
JMP p-3
LDHi 4
SHDi
7000
JMP 0
SAEi
76
XSKi 0
XSKi 0
JMP 0
ROL 1
ADD p+163
STC 2
ADD p+20
ADD 1
STC 1
ADD 5
COM
ADD 4
AZE
CLR
STC p-100
ADD p-115
DSC 2
DSCi 2
JMP 0
LDAi
-4000
ADM
4
JMP p-141
[CHARACTER PATTERNS
[KBD 0:CODE 00
4136
3641
[1:01
2101
0177
[2:02
4523
2151
[3:03
4122
2651
[4:04
2414
0477
[5:05
5172
0651
[6:06
1506
4225
[7:07
4443
6050
[8:10
5126
2651
[9:11
5122
3651
[EOL:12
KBDi
ADD p-212
[DEL:13
JMP 0
67
[SPACE:14
0000
0000
[i:15
0101
0126
[p:16
3700
3424
[-:17
0404
0404
[+:20
0404
0437
[|:21
0000
0077
[#:22
JMP p-102
JMP p-52
[CASE:23
JMP p-53
JMP p-211
[A:24
4477
7744
[B:25
5177
2651
[C:26
4136
2241
[D:27
4177
3641
[E:30
4577
4145
[F:31
4477
4044
[G:32
4136
2645
[H:33
1077
7710
[I:34
7741
0041
[J:35
4142
4076
[K:36
1077
4324
[L:37
0177
0301
[M:40
3077
7730
[N:41
3077
7706
[O:42
4177
7741
[P:43
4477
3044
[Q:44
4276
0376
[R:45
4477
3146
[S:46
5121
4651
[T:47
4040
4077
[U:50
0177
7701
[V:51
0176
7402
[W:52
0677
7701
[X:53
1463
6314
[Y:54
0770
7007
[Z:55
4543
6151
[META
[56
[CASE EOL
2356
1322
[57
[CASE DEL
1200
p-137
[:60
[CASE SPACE
4020
2055
[=:61
[CASE i
1212
1212
[u:62
[CASE p
0107
0107
[,:63
[CASE -
0500
0006
[.:64
[CASE +
0001
0000
[$:65
[CASE |
4577
7745
[[:66
[CASE #
4177
0000
[_:67
[CASE CASE
0101
0101
[":70
[CASE A
LDHi 3
LDAi
[":71
[CASE B
14
JMP p-277
[<:72
[CASE C
2410
0042
[>:73
[CASE D
4200
1024
[]:74
[CASE E
0000
7741
[*:75
[CASE F
2050
0050
[::76
[CASE G
[UNDEFINED:77
[Q+AR
[12|27|67
$760
LDAi
STHi 3
STC A39O+32
LMB 1
JMP 0
$765
LDAi
LDHi 3
STC A39O+32
LMB 1
JMP 0