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Presents historical artifacts from the history of:

Rational R1000/400 DFS Tapes

This is an automatic "excavation" of a thematic subset of
artifacts from Datamuseum.dk's BitArchive.

See our Wiki for more about Rational R1000/400 DFS Tapes

Excavated with: AutoArchaeologist - Free & Open Source Software.


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⟦ad2fd454b⟧ M32, TextFile

    Length: 1024 (0x400)
    Types: M32, TextFile
    Names: »OVERWRITE_NOVRAM.M32«

Derivation

└─⟦b4205821b⟧ Bits:30000743 8mm tape, Rational 1000, DFS, D_12_7_3 SEQ288
    └─ ⟦this⟧ »OVERWRITE_NOVRAM.M32« 
└─⟦b434774df⟧ Bits:30000528 8mm tape, Rational 1000, DFS, D_12_6_5
    └─ ⟦this⟧ »OVERWRITE_NOVRAM.M32« 
└─⟦bc1274df5⟧ Bits:30000750 8mm tape, Rational 1000, DFS backup from PAM's R1000
    └─ ⟦this⟧ »OVERWRITE_NOVRAM.M32« 

Disassembly

10 ; --------------------------------------------------------------------------------------
10 ;  Hash 1cc3abba513a9614 (no python module)
10 ; --------------------------------------------------------------------------------------
10			PC_:
10 20                     	.CODE	EXPERIMENT
11			R1_:
11 00                     	.DATA	0x0
12			R2_:
12 18                     	.DATA	0x18
13			R3_:
13 18                     	.DATA	0x18
14			R4_:
14 00                     	.DATA	0x0
15			R5_:
15 00                     	.DATA	0x0
16			R6_:
16 00                     	.DATA	0x0
17			R7_:
17 00                     	.DATA	0x0
18 50                     	.CODE	0x50
19 31                     	.CODE	0x31
1a 00                     	.DATA	0x0			; P1AIS1 ADDR
1b 00                     	.DATA	0x0			; P1BIS1 DATA
1c 00                     	.DATA	0x0
1d 00                     	.DATA	0x0
1e 7f                     	.DATA	0x7f
1f aa                     	.DATA	0xaa
20			EXPERIMENT:
20 a6  01  1a             	LEFT.0	#0x1,0x1a,[0x1]
23 18                     	CALL	0x50
24 8f  00  1a             	MOV	#0x00,0x1a
27 19                     	CALL	0x31
28 54  1e  27             	DJNZ	0x1e,0x27
2b 8e  1f  1b             	MOV	0x1f,0x1b
2e 18                     	CALL	0x50
2f d8                     	FSM2
30 5c                     	END
31 ; --------------------------------------------------------------------------------------
31 ; Subroutine
31 ; --------------------------------------------------------------------------------------
31 c0  1a  06             	WP2_FSM	0x1a,{06}
34 e1  80  00             	P1_RS	#0x80,#0x0
37 de  1d                 	RD_P2	0x1d
39 a6  61  1d             	LEFT.0	#0x4,0x1d,[0x1]
3c bc  07                 	FSM	{07}
3e de  1c                 	RD_P2	0x1c
40 97  0f  1c             	AND	#0x0f,0x1c
43 9a  1d  1c             	OR	0x1d,0x1c
46 e1  80  c0             	P1_RS	#0x80,#0xc0
49 9e  1c  1f             	XOR	0x1c,0x1f
4c 93  02  1a             	ADD	#0x02,0x1a
4f 2c                     	RET
50 ; --------------------------------------------------------------------------------------
50 ; Subroutine
50 ; --------------------------------------------------------------------------------------
50 c0  1a  06             	WP2_FSM	0x1a,{06}
53 02                     	REPEAT	#0x02
54 ac  61  1b             	SR.1	#0x4,0x1b,[0x1]
57 e2  0f  1b             	P2_RS	#0x0f,0x1b
5a e1  c0  00             	P1_RS	#0xc0,#0x0
5d e1  c0  c0             	P1_RS	#0xc0,#0xc0
60 bc  07                 	FSM	{07}
62 16                     	UNTIL
63 93  02  1a             	ADD	#0x02,0x1a
66 2c                     	RET

TextFile

P1AIS1 ADDR
P1BIS1 DATA

20
00
18
18
00
00
00
00

50
31
00
00
00
00
7F
AA
A6
01
1A
18
8F
00
1A
19
54
1E
27
8E
1F
1B
18
D8
5C
C0
1A
06
E1
80
00
DE
1D
A6
61
1D
BC
07
DE
1C
97
0F
1C
9A
1D
1C
E1
80
C0
9E
1C
1F
93
02
1A
2C
C0
1A
06
02
AC
61
1B
E2
0F
1B
E1
C0
00
E1
C0
C0
BC
07
16
93
02
1A
2C«nul»