Oki 6ex, 6E specifications CN11 Pin Assignment To Option board and PS board, Scrreo-P

•CN11 Pin Assignment

To Option board and PS board

01		41
	02		42
03		43
	04		44
05		45
	06		46
07		47
	08		48
09		49
	10		50
11		51
	12		52
13		53
	14		54
15		55
	16		56
17		57
	18		58
19		59
	20		60
21		61
	22		62
23		63
	24		64
25		65
	26		66
27		67
	28		68
29		69
	30		70
31		71
	32		72
33		73
	34		74
35		75
	36		76
37		77
	38		78
39		79
	40		80

Pin No.	I/O	Signal	Description	Pin No.	I/O	Signal	Description
01	O	-8V	-8V power supply	41	C	0V	Logic ground
02	C	0V	Logic ground	42	C	0V	Logic ground
03	C	0V	Logic ground	43	C	SSTXD-P	EEPROM data
04		NC		44	O	EEPRMCLK-P	EEPROM clock
05		NC		45	O	EEPRMCS1-P	EEPROM select
06	C	0V	Logic ground	46	O	+5V	+5V power supply
07	C	0V	Logic ground	47	I	INT2-N	Interrupt request 2
08	I	INT1-N	Interrupt request 1	48	O	IOS1-N	I/O select 1
09	O	IOS0-N	I/O select 0	49	O	CS3-N	ROM select 3
10	O	CS2-N	ROM select 2	50		NC
11	O	CS4-N	ROM select 4	51	O	DDRAS1-N	OKIPAGE6ex only, OKIPAGE6e: NC
12		NC		52	O	RESET-N	Reset signal
13	I	SCSREO-P	SCC receive request	53		NC
14	I	SCRREO-P	SCC send request	54	O	A22-P	Address bit 22
15	O	A08-P	Address bit 8	55	O	A07-P	Address bit 7
16	O	A06-P	Address bit 6	56	O	A01-P	Address bit 5
17	O	A04-P	Address bit 4	57	O	A03-P	Address bit 3
18	O	A02-P	Address bit 2	58	O	A05-P	Address bit 1
19	O	A00-P/ORE-N	OR write enable	59	O	A21-P	Address bit 21
20	O	A20-P	Address bit 20	60	O	A19-P	Address bit 19
21	O	A17-P	Address bit 17	61	O	DCAS0-N	DCAS0
22	O	DCAS1-N	DCAS1	62	O	RD-N	RD-N
23	O	A18-P	Address bit 18	63	O	A16-P	Address bit 16
24	O	A15-P	Address bit 15	64	O	A14-P	Address bit 14
25	O	A13-P	Address bit 13	65	C	0V	Logic ground
26	O	+5V	+5V power supply	66	O	A12-P	Address bit 12
27	O	A11-P	Address bit 11	67	O	A10-P	Address bit 10
28	O	A09-P	Address bit 9	68	O	WR-N	WR-N
29	O	DRAS2-N	DRAM select 2	69	O	DRAS3-N	DRAM select 3
30	C	DRAN4-N	DRAM select 4	70	O	DRAS5-N	DRAM select 5
31	C	D07-P	Data bit 7	71	C	D06-P	Data bit 6
32	C	D05-P	D05-P Data bit 5	72	C	D04-P	Data bit 4
33	C	D02-P	D02-P Data bit 2	73	C	D03-P	Data bit 3
34	C	D00-P	D00-P Data bit 0	74	C	D01-P	Data bit 1
35	C	0V	Logic ground	75	O	+5V	+5V power supply
36	C	D14-P	Data bit 14	76	C	D15-P	Data bit 15
37	C	D12-P	Data bit 12	77	C	D13-P	Data bit 13
38	C	D11-P	Data bit 11	78	C	D10-P	Data bit 10
39	C	D09-P	Data bit 9	79	C	D08-P	Data bit 8
40		NC		80	C	0V	Logic ground

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