macsehw/bbu_pinout.csv at 4ce5af75c2cbd4c7a0bc07403a2e2d1bd6607056

1	BBU Pin	Signal Name	Description	Device Connection	Device Pin
2	1	GND
3	2	RD7
4	3	RD8
5	4	RD9
6	5	RD10
7	6	RD11
8	7	RD12
9	8	RD13
10	9	RD14
11	10	RD15
12	11	EXTPDS
13	12	EN245	Select Data Buffer	74LS245
14	13	VCC
15	14	/WR
16	15	/CAS-SIMM3		SIMM3	2
17	16	/CAS-SIMM1		SIMM1	2
18	17	/EOP		53C80
19	18	/CAS-SIMM4		SIMM4	2
20	19	/CAS-SIMM2		SIMM2	2
21	20	/RAS
22	21	GND
23	22	VCC
24	23	A23
25	24	A22
26	25	A21
27	26	A20
28	27	A19
29	28	A17
30	29	A9
31	30	/IPL1		68000
32	31	/IPL0		68000
33	32	IRQ		65C22/6523
34	33	/LDS		68000
35	34	/BERR		68000
36	35	/UDS
37	36	/VPA		68000
38	37	CK		68000
39	38	/DTACK		68000
40	39	SELROM	Select ROM	ROM	20 on ROM HI, LO
41	40	RTxCB, PCLK, ADB CLK	All the things	85C30, ADB, GLU	20 & 28 on 85C30, 16 on ADB, 9 on GLU
42	41	/AS
43	42	VCC
44	43	GND
45	44	FCLK		SWIM, GLU	24 on SWIM, 19 on GLU
46	45	SELSCC	Select SCC	85C30	32 on /CE
47	46	/RD		85C30
48	47	R/W
49	48	SELSWIM	Select SWIM	SWIM	7 on /DEV
50	49	EXTFLP	PWM	External Floppy	10 on PWM
51	50	PB7		65C22/6523
52	51	SELSND	Select Sound	SND
53	52	EXTPDS
54	53	PA6		65C22/6523
55	54	/LDS
56	55	DRQ		53C80	22 on DRQ
57	56	/DACK		53C80	26 on /DACK
58	57	SELSCSI	Select SCSI	53C80	21 on /CS
59	58	SELVIA	Select VIA	65C22/6523	24 on RS0
60	59	/RST
61	60	HSYNC	Horizontal Sync	J12	Pin 10 on J12
62	61	VSYNC	Veritcal Sync	J12, 65C22/6523	Pin 11 on J12, 40 on DB7
63	62	VIDOUT	Composite Video Out	J12, 65C22/6523	Pin 9 on J12, 28 on PC3
64	63	GND
65	64	VCC
66	65	RA9
67	66	RA7
68	67	RA8
69	68	RA6
70	69	RD0
71	70	RA5
72	71	RA4
73	72	RD1
74	73	RA3
75	74	RD2
76	75	RD3
77	76	RA2
78	77	RD4
79	78	RA1
80	79	RA0
81	80	RD5
82	81	/PMCYC		74F257	/OE
83	82	EN257	Select Address Buffer	74F257
84	83	RD6
85	84	VCC