Oki OKIPAGE 14e Service Manual page 110

• OPTION Connector Pin Assignment
(To option RAM or RS232C board)
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
* O: Out
48
I: In
49
C: Common
50
41605601TH Rev.2
Pin No. I/O*
51 01 O A0
52 02 C 0V
53 03 O A1
54 04 O A2
55 05 O RSDTR0-N
56 06 O A3
57 07 O A4
58 08 C 0V
59 09 O A5
10
60 O A6
61 11 O +5V
62 12 O A7
63 13 O A8
64 14 C 0V
65 15 O A9
66 16 O A10
67 17 O +5V
68 18 O A11
69 19 O A12
70 20 C 0V
71 21 O A13
72 22 O A14
23
73 O +5V
74 24 O A15
75 25 O A16
76 26 C 0V
77 27 O A17
78 28 O A18
79 29 O +5V
80 30 O A19
81 31 O A20
82 32 C 0V
83 33 O A21
84 34 O A22
85 35 O A23
86 36 O 0V
87 37 O 0V
88 38 C 0V
89 39 O RSRTS0-N
90 40 O CS00N
91 41 O CS2-N
92 42 O CS3-N
93 43 I SCRREQ-P
94 44 C 0V
95 45 I SCSREQ-P
96 46 O IOS0-N
97 47 O IOS1-N
98 48 O RSTXD0-N
99 49 O NC
100 50 I RSRXD0-P
Signal Description
OR write enable
Logic ground
Address bit 1
Address bit 2
RS232C Data terminal ready
Address bit 3
Address bit 4
Logic ground
Address bit 5
Address bit 6
Logic power supply
Address bit 7
Address bit 8
Logic ground
Address bit 9
Address bit 10
Logic power supply
Address bit 11
Address bit 12
logic ground
Address bit 13
Address bit 14
Logic power supply
Address bit 15
address bit 16
Logic ground
Address bit 17
Address bit 18
Logic power supply
Address bit 19
Address bit 20
Logic ground
Address bit 21
Address bit 22
Address bit 23
Logic ground
Logic ground
Logic ground
RS232C request to send
For Debug mode
ROM/SRAM select 2
ROM/SRAM select 3
SCC send request
Logic ground
SCC receive request
I/O select 0
I/O select 1
RS232C send data
RS232C line voltage
RS232C receive data
Pin No. I/O* Signal Description
51 I/O D16 Data bit 16
52 I/O D0 Data bit 0
53 I/O D17 Data bit 17
54 I/O D1 Data bit 1
58 I/O D18 Data bit 18
56 I/O D2 Data bit 2
57 I/O D19 Data bit 19
58 I/O D3 Data bit 3
59 I/O D20 Data bit 20
60 I/O D4 Data bit 4
61 I/O D21 Data bit 21
62 I/O D5 Data bit 5
63 I/O D22 Data bit 22
64 I/O D6 Data bit 6
65 I/O D23 Data bit 23
66 I/O D7 Data bit 7
67 I/O D24 Data bit 24
68 I/O D8 Data bit 8
69 I/O D25 Data bit 25
70 I/O D9 Data bit 9
71 I/O D26 Data bit 26
72 I/O D10 Data bit 10
73
I/O D27 Data bit 27
74 I/O D11 Data bit 11
75 I/O D28 Data bit 28
76 I/O D12 Data bit 12
77 I/O D29 Data bit 29
78 I/O D13 Data bit 13
79 I/O D30 Data bit 30
80 I/O D14 Data bit 14
81 I/O D31 Data bit 31
82 I/O D15 Data bit 15
83 O DRAS2-N DRAM select 2
84 O DRAS3-N DRAM select 3
85 O DRAS4-N DRAM select 2
86 O DRAS5-N DRAM select 5
87 O DCAS3-N DCAS3
88 O DCAS2-N DCAS2
89 O DCAS1-N DCAS1
90 O DCAS0-N DCAS0
91 O RD-N RD-N
92 O WR-N WR-N
93 I INT1-N Interrupt request 1
94 I INT2-N Interrupt request 2
95 O EEPROM select
EEPRMCS1-P
96 O EEPROM clock
EEPRMCLK-P
97 C SSTXD-P EEPROM data
98 I DRDY-N Data read
99 C +12V RS232C line voltage
100 O RESET-N Reset signal
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